./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float6.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC --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 9ec220fd0064d8652998013027d97b204a648814 ....................................................................................................................................................................................................................................................................................................... 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_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC --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 9ec220fd0064d8652998013027d97b204a648814 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:19:53,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:19:53,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:19:53,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:19:53,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:19:53,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:19:53,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:19:53,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:19:53,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:19:53,801 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:19:53,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:19:53,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:19:53,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:19:53,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:19:53,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:19:53,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:19:53,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:19:53,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:19:53,813 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:19:53,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:19:53,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:19:53,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:19:53,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:19:53,822 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:19:53,825 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:19:53,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:19:53,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:19:53,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:19:53,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:19:53,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:19:53,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:19:53,831 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:19:53,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:19:53,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:19:53,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:19:53,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:19:53,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:19:53,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:19:53,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:19:53,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:19:53,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:19:53,840 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:19:53,863 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:19:53,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:19:53,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:19:53,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:19:53,868 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:19:53,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:19:53,869 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:19:53,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:19:53,869 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:19:53,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:19:53,877 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:19:53,877 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:19:53,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:19:53,878 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:19:53,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:19:53,878 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:19:53,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:19:53,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:19:53,879 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:19:53,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:19:53,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:19:53,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:19:53,880 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:19:53,880 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:19:53,881 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:19:53,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:19:53,881 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:19:53,881 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:19:53,881 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_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ec220fd0064d8652998013027d97b204a648814 [2021-10-11 00:19:54,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:19:54,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:19:54,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:19:54,239 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:19:54,241 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:19:54,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/floats-cbmc-regression/float6.c [2021-10-11 00:19:54,332 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/data/ff30258a3/90f58adb699d499da353fd1d6ee348a4/FLAG2397b9680 [2021-10-11 00:19:54,783 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:19:54,784 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c [2021-10-11 00:19:54,791 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/data/ff30258a3/90f58adb699d499da353fd1d6ee348a4/FLAG2397b9680 [2021-10-11 00:19:55,164 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/data/ff30258a3/90f58adb699d499da353fd1d6ee348a4 [2021-10-11 00:19:55,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:19:55,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:19:55,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:19:55,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:19:55,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:19:55,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:19:55" (1/1) ... [2021-10-11 00:19:55,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@943c32c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:55, skipping insertion in model container [2021-10-11 00:19:55,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:19:55" (1/1) ... [2021-10-11 00:19:55,184 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:19:55,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:19:55,384 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2021-10-11 00:19:55,387 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2021-10-11 00:19:55,390 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2021-10-11 00:19:55,391 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2021-10-11 00:19:55,394 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2021-10-11 00:19:55,395 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2021-10-11 00:19:55,397 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2021-10-11 00:19:55,398 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2021-10-11 00:19:55,398 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2021-10-11 00:19:55,399 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2021-10-11 00:19:55,400 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2021-10-11 00:19:55,401 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2021-10-11 00:19:55,402 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2021-10-11 00:19:55,403 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2021-10-11 00:19:55,403 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2021-10-11 00:19:55,404 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2021-10-11 00:19:55,405 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2021-10-11 00:19:55,406 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2021-10-11 00:19:55,410 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2021-10-11 00:19:55,411 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2021-10-11 00:19:55,412 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2021-10-11 00:19:55,413 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2021-10-11 00:19:55,414 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2021-10-11 00:19:55,415 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2021-10-11 00:19:55,416 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2021-10-11 00:19:55,417 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2021-10-11 00:19:55,418 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2021-10-11 00:19:55,419 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2021-10-11 00:19:55,420 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2021-10-11 00:19:55,421 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2021-10-11 00:19:55,422 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2021-10-11 00:19:55,423 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2021-10-11 00:19:55,424 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2021-10-11 00:19:55,425 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2021-10-11 00:19:55,426 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2021-10-11 00:19:55,427 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2021-10-11 00:19:55,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:19:55,437 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:19:55,448 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2021-10-11 00:19:55,449 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2021-10-11 00:19:55,450 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2021-10-11 00:19:55,450 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2021-10-11 00:19:55,451 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2021-10-11 00:19:55,452 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2021-10-11 00:19:55,453 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2021-10-11 00:19:55,453 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2021-10-11 00:19:55,454 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2021-10-11 00:19:55,455 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2021-10-11 00:19:55,455 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2021-10-11 00:19:55,456 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2021-10-11 00:19:55,456 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2021-10-11 00:19:55,457 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2021-10-11 00:19:55,457 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2021-10-11 00:19:55,458 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2021-10-11 00:19:55,459 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2021-10-11 00:19:55,459 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2021-10-11 00:19:55,461 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2021-10-11 00:19:55,461 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2021-10-11 00:19:55,462 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2021-10-11 00:19:55,463 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2021-10-11 00:19:55,463 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2021-10-11 00:19:55,464 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2021-10-11 00:19:55,464 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2021-10-11 00:19:55,465 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2021-10-11 00:19:55,466 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2021-10-11 00:19:55,467 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2021-10-11 00:19:55,467 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2021-10-11 00:19:55,468 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2021-10-11 00:19:55,469 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2021-10-11 00:19:55,469 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2021-10-11 00:19:55,470 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2021-10-11 00:19:55,471 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2021-10-11 00:19:55,472 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2021-10-11 00:19:55,473 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2021-10-11 00:19:55,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:19:55,488 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:19:55,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:55 WrapperNode [2021-10-11 00:19:55,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:19:55,490 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:19:55,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:19:55,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:19:55,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:55" (1/1) ... [2021-10-11 00:19:55,527 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:55" (1/1) ... [2021-10-11 00:19:55,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:19:55,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:19:55,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:19:55,564 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:19:55,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:55" (1/1) ... [2021-10-11 00:19:55,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:55" (1/1) ... [2021-10-11 00:19:55,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:55" (1/1) ... [2021-10-11 00:19:55,575 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:55" (1/1) ... [2021-10-11 00:19:55,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:55" (1/1) ... [2021-10-11 00:19:55,590 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:55" (1/1) ... [2021-10-11 00:19:55,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:55" (1/1) ... [2021-10-11 00:19:55,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:19:55,596 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:19:55,597 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:19:55,597 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:19:55,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:55" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:19:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:19:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:19:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:19:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:19:56,005 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:19:56,006 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-11 00:19:56,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:19:56 BoogieIcfgContainer [2021-10-11 00:19:56,008 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:19:56,010 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:19:56,010 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:19:56,013 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:19:56,014 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:19:55" (1/3) ... [2021-10-11 00:19:56,015 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5192651f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:19:56, skipping insertion in model container [2021-10-11 00:19:56,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:55" (2/3) ... [2021-10-11 00:19:56,015 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5192651f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:19:56, skipping insertion in model container [2021-10-11 00:19:56,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:19:56" (3/3) ... [2021-10-11 00:19:56,017 INFO L111 eAbstractionObserver]: Analyzing ICFG float6.c [2021-10-11 00:19:56,031 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:19:56,035 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 36 error locations. [2021-10-11 00:19:56,046 INFO L253 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2021-10-11 00:19:56,073 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:19:56,073 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:19:56,074 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:19:56,074 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:19:56,074 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:19:56,074 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:19:56,074 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:19:56,074 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:19:56,121 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states. [2021-10-11 00:19:56,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-11 00:19:56,126 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:19:56,127 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-10-11 00:19:56,128 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:19:56,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:19:56,135 INFO L82 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2021-10-11 00:19:56,145 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:19:56,145 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821300771] [2021-10-11 00:19:56,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:19:56,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:19:56,266 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:19:56,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:19:56,284 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:19:56,305 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:19:56,306 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-10-11 00:19:56,306 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:19:56,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:19:56 BoogieIcfgContainer [2021-10-11 00:19:56,327 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:19:56,328 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:19:56,328 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:19:56,329 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:19:56,329 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:19:56" (3/4) ... [2021-10-11 00:19:56,333 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-11 00:19:56,333 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:19:56,335 INFO L168 Benchmark]: Toolchain (without parser) took 1165.97 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 53.7 MB in the beginning and 83.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:19:56,336 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 94.4 MB. Free memory is still 69.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:19:56,337 INFO L168 Benchmark]: CACSL2BoogieTranslator took 319.30 ms. Allocated memory is still 94.4 MB. Free memory was 53.5 MB in the beginning and 63.7 MB in the end (delta: -10.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:19:56,338 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.26 ms. Allocated memory is still 94.4 MB. Free memory was 63.7 MB in the beginning and 61.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:19:56,339 INFO L168 Benchmark]: Boogie Preprocessor took 32.58 ms. Allocated memory is still 94.4 MB. Free memory was 61.9 MB in the beginning and 60.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:19:56,340 INFO L168 Benchmark]: RCFGBuilder took 411.55 ms. Allocated memory is still 94.4 MB. Free memory was 60.5 MB in the beginning and 35.8 MB in the end (delta: 24.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:19:56,341 INFO L168 Benchmark]: TraceAbstraction took 317.59 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 35.3 MB in the beginning and 84.0 MB in the end (delta: -48.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:19:56,342 INFO L168 Benchmark]: Witness Printer took 5.28 ms. Allocated memory is still 113.2 MB. Free memory was 84.0 MB in the beginning and 83.2 MB in the end (delta: 735.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:19:56,346 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 94.4 MB. Free memory is still 69.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 319.30 ms. Allocated memory is still 94.4 MB. Free memory was 53.5 MB in the beginning and 63.7 MB in the end (delta: -10.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 72.26 ms. Allocated memory is still 94.4 MB. Free memory was 63.7 MB in the beginning and 61.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 32.58 ms. Allocated memory is still 94.4 MB. Free memory was 61.9 MB in the beginning and 60.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 411.55 ms. Allocated memory is still 94.4 MB. Free memory was 60.5 MB in the beginning and 35.8 MB in the end (delta: 24.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 317.59 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 35.3 MB in the beginning and 84.0 MB in the end (delta: -48.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 5.28 ms. Allocated memory is still 113.2 MB. Free memory was 84.0 MB in the beginning and 83.2 MB in the end (delta: 735.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 9]: 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 9. Possible FailurePath: [L9] COND TRUE !(1.0!=2.0) [L9] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 115 locations, 36 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=115occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s 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 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:19:58,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:19:58,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:19:58,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:19:58,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:19:58,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:19:58,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:19:58,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:19:58,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:19:58,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:19:58,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:19:58,938 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:19:58,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:19:58,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:19:58,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:19:58,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:19:58,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:19:58,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:19:58,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:19:58,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:19:58,971 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:19:58,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:19:58,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:19:58,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:19:58,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:19:58,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:19:58,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:19:58,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:19:58,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:19:58,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:19:58,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:19:58,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:19:58,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:19:58,998 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:19:59,000 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:19:59,000 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:19:59,001 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:19:59,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:19:59,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:19:59,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:19:59,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:19:59,006 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-11 00:19:59,049 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:19:59,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:19:59,052 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:19:59,053 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:19:59,053 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:19:59,053 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:19:59,053 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:19:59,054 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:19:59,054 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:19:59,054 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:19:59,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:19:59,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:19:59,056 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 00:19:59,056 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 00:19:59,056 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:19:59,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:19:59,056 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:19:59,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:19:59,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:19:59,057 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:19:59,057 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:19:59,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:19:59,058 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:19:59,058 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:19:59,058 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:19:59,059 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-11 00:19:59,059 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 00:19:59,059 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:19:59,059 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:19:59,059 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 00:19:59,060 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_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ec220fd0064d8652998013027d97b204a648814 [2021-10-11 00:19:59,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:19:59,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:19:59,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:19:59,521 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:19:59,522 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:19:59,523 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/floats-cbmc-regression/float6.c [2021-10-11 00:19:59,604 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/data/1e939bd45/4ac4044f26d34a4f93beeb16977522f5/FLAG33d7d16d8 [2021-10-11 00:20:00,192 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:20:00,193 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c [2021-10-11 00:20:00,201 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/data/1e939bd45/4ac4044f26d34a4f93beeb16977522f5/FLAG33d7d16d8 [2021-10-11 00:20:00,551 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/data/1e939bd45/4ac4044f26d34a4f93beeb16977522f5 [2021-10-11 00:20:00,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:20:00,555 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:20:00,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:20:00,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:20:00,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:20:00,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:20:00" (1/1) ... [2021-10-11 00:20:00,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@453c700e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:00, skipping insertion in model container [2021-10-11 00:20:00,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:20:00" (1/1) ... [2021-10-11 00:20:00,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:20:00,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:20:00,757 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2021-10-11 00:20:00,760 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2021-10-11 00:20:00,761 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2021-10-11 00:20:00,763 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2021-10-11 00:20:00,764 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2021-10-11 00:20:00,765 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2021-10-11 00:20:00,766 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2021-10-11 00:20:00,767 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2021-10-11 00:20:00,768 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2021-10-11 00:20:00,770 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2021-10-11 00:20:00,771 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2021-10-11 00:20:00,772 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2021-10-11 00:20:00,773 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2021-10-11 00:20:00,774 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2021-10-11 00:20:00,775 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2021-10-11 00:20:00,776 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2021-10-11 00:20:00,778 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2021-10-11 00:20:00,779 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2021-10-11 00:20:00,784 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2021-10-11 00:20:00,785 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2021-10-11 00:20:00,786 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2021-10-11 00:20:00,787 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2021-10-11 00:20:00,788 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2021-10-11 00:20:00,789 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2021-10-11 00:20:00,791 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2021-10-11 00:20:00,792 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2021-10-11 00:20:00,793 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2021-10-11 00:20:00,794 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2021-10-11 00:20:00,795 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2021-10-11 00:20:00,796 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2021-10-11 00:20:00,796 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2021-10-11 00:20:00,797 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2021-10-11 00:20:00,798 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2021-10-11 00:20:00,799 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2021-10-11 00:20:00,801 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2021-10-11 00:20:00,802 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2021-10-11 00:20:00,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:20:00,825 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:20:00,850 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2021-10-11 00:20:00,852 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2021-10-11 00:20:00,854 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2021-10-11 00:20:00,857 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2021-10-11 00:20:00,858 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2021-10-11 00:20:00,862 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2021-10-11 00:20:00,863 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2021-10-11 00:20:00,864 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2021-10-11 00:20:00,865 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2021-10-11 00:20:00,866 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2021-10-11 00:20:00,867 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2021-10-11 00:20:00,867 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2021-10-11 00:20:00,868 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2021-10-11 00:20:00,869 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2021-10-11 00:20:00,870 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2021-10-11 00:20:00,871 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2021-10-11 00:20:00,872 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2021-10-11 00:20:00,873 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2021-10-11 00:20:00,875 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2021-10-11 00:20:00,876 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2021-10-11 00:20:00,877 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2021-10-11 00:20:00,878 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2021-10-11 00:20:00,878 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2021-10-11 00:20:00,879 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2021-10-11 00:20:00,880 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2021-10-11 00:20:00,881 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2021-10-11 00:20:00,882 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2021-10-11 00:20:00,883 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2021-10-11 00:20:00,883 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2021-10-11 00:20:00,884 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2021-10-11 00:20:00,885 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2021-10-11 00:20:00,890 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2021-10-11 00:20:00,892 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2021-10-11 00:20:00,894 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2021-10-11 00:20:00,904 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2021-10-11 00:20:00,905 WARN L226 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_ee506056-2078-4ef2-8971-3802c65b3315/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2021-10-11 00:20:00,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:20:00,945 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:20:00,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:00 WrapperNode [2021-10-11 00:20:00,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:20:00,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:20:00,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:20:00,952 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:20:00,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:00" (1/1) ... [2021-10-11 00:20:01,005 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:00" (1/1) ... [2021-10-11 00:20:01,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:20:01,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:20:01,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:20:01,043 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:20:01,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:00" (1/1) ... [2021-10-11 00:20:01,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:00" (1/1) ... [2021-10-11 00:20:01,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:00" (1/1) ... [2021-10-11 00:20:01,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:00" (1/1) ... [2021-10-11 00:20:01,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:00" (1/1) ... [2021-10-11 00:20:01,086 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:00" (1/1) ... [2021-10-11 00:20:01,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:00" (1/1) ... [2021-10-11 00:20:01,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:20:01,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:20:01,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:20:01,093 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:20:01,104 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:00" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:20:01,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:20:01,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:20:01,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 00:20:01,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:20:01,986 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:20:01,986 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-11 00:20:01,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:20:01 BoogieIcfgContainer [2021-10-11 00:20:01,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:20:01,991 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:20:01,992 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:20:01,995 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:20:01,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:20:00" (1/3) ... [2021-10-11 00:20:01,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72cee58f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:20:01, skipping insertion in model container [2021-10-11 00:20:01,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:00" (2/3) ... [2021-10-11 00:20:01,997 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72cee58f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:20:01, skipping insertion in model container [2021-10-11 00:20:01,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:20:01" (3/3) ... [2021-10-11 00:20:01,999 INFO L111 eAbstractionObserver]: Analyzing ICFG float6.c [2021-10-11 00:20:02,014 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:20:02,018 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 36 error locations. [2021-10-11 00:20:02,030 INFO L253 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2021-10-11 00:20:02,054 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:20:02,054 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:20:02,054 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:20:02,054 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:20:02,055 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:20:02,055 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:20:02,055 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:20:02,055 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:20:02,078 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states. [2021-10-11 00:20:02,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-11 00:20:02,085 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:02,086 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-10-11 00:20:02,086 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:02,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:02,096 INFO L82 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2021-10-11 00:20:02,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-11 00:20:02,109 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1181736920] [2021-10-11 00:20:02,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 00:20:02,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:02,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 00:20:02,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:20:02,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:20:02,259 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 00:20:02,260 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1181736920] [2021-10-11 00:20:02,261 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:02,261 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:20:02,262 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120764323] [2021-10-11 00:20:02,267 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:20:02,267 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-11 00:20:02,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:20:02,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:20:02,285 INFO L87 Difference]: Start difference. First operand 115 states. Second operand 2 states. [2021-10-11 00:20:02,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:02,309 INFO L93 Difference]: Finished difference Result 183 states and 254 transitions. [2021-10-11 00:20:02,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:20:02,311 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 4 [2021-10-11 00:20:02,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:02,330 INFO L225 Difference]: With dead ends: 183 [2021-10-11 00:20:02,330 INFO L226 Difference]: Without dead ends: 68 [2021-10-11 00:20:02,339 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:20:02,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2021-10-11 00:20:02,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2021-10-11 00:20:02,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2021-10-11 00:20:02,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 67 transitions. [2021-10-11 00:20:02,379 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 67 transitions. Word has length 4 [2021-10-11 00:20:02,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:02,380 INFO L481 AbstractCegarLoop]: Abstraction has 68 states and 67 transitions. [2021-10-11 00:20:02,380 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:20:02,380 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 67 transitions. [2021-10-11 00:20:02,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 00:20:02,381 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:02,381 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:02,583 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 00:20:02,583 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:02,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:02,584 INFO L82 PathProgramCache]: Analyzing trace with hash 271685265, now seen corresponding path program 1 times [2021-10-11 00:20:02,585 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-11 00:20:02,585 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [923656021] [2021-10-11 00:20:02,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 00:20:02,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:02,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 00:20:02,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:20:02,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:20:02,749 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 00:20:02,749 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [923656021] [2021-10-11 00:20:02,749 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:02,749 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:02,750 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991081822] [2021-10-11 00:20:02,751 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:02,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-11 00:20:02,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:02,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:02,753 INFO L87 Difference]: Start difference. First operand 68 states and 67 transitions. Second operand 3 states. [2021-10-11 00:20:02,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:02,938 INFO L93 Difference]: Finished difference Result 68 states and 67 transitions. [2021-10-11 00:20:02,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:02,939 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 00:20:02,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:02,940 INFO L225 Difference]: With dead ends: 68 [2021-10-11 00:20:02,940 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:20:02,942 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:02,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:20:02,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:20:02,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:20:02,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:20:02,946 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-10-11 00:20:02,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:02,946 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:20:02,946 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:02,947 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:20:02,947 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:20:03,149 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 00:20:03,151 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:20:03,154 INFO L262 CegarLoopResult]: For program point L35-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,154 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 42) no Hoare annotation was computed. [2021-10-11 00:20:03,154 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2021-10-11 00:20:03,154 INFO L262 CegarLoopResult]: For program point L19(line 19) no Hoare annotation was computed. [2021-10-11 00:20:03,154 INFO L262 CegarLoopResult]: For program point L19-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,154 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2021-10-11 00:20:03,154 INFO L262 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2021-10-11 00:20:03,154 INFO L262 CegarLoopResult]: For program point L36-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,154 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:20:03,155 INFO L262 CegarLoopResult]: For program point L20(line 20) no Hoare annotation was computed. [2021-10-11 00:20:03,155 INFO L262 CegarLoopResult]: For program point L20-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,155 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 37) no Hoare annotation was computed. [2021-10-11 00:20:03,155 INFO L262 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2021-10-11 00:20:03,155 INFO L262 CegarLoopResult]: For program point L37-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,155 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2021-10-11 00:20:03,155 INFO L262 CegarLoopResult]: For program point L21(line 21) no Hoare annotation was computed. [2021-10-11 00:20:03,155 INFO L262 CegarLoopResult]: For program point L21-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,156 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 36) no Hoare annotation was computed. [2021-10-11 00:20:03,156 INFO L262 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2021-10-11 00:20:03,156 INFO L262 CegarLoopResult]: For program point L38-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,156 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 15) no Hoare annotation was computed. [2021-10-11 00:20:03,156 INFO L262 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2021-10-11 00:20:03,156 INFO L262 CegarLoopResult]: For program point L22-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,156 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 26) no Hoare annotation was computed. [2021-10-11 00:20:03,156 INFO L262 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2021-10-11 00:20:03,156 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION(line 47) no Hoare annotation was computed. [2021-10-11 00:20:03,157 INFO L262 CegarLoopResult]: For program point L6(lines 6 50) no Hoare annotation was computed. [2021-10-11 00:20:03,157 INFO L262 CegarLoopResult]: For program point L39-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,157 INFO L262 CegarLoopResult]: For program point L23(line 23) no Hoare annotation was computed. [2021-10-11 00:20:03,157 INFO L262 CegarLoopResult]: For program point L23-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,157 INFO L262 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2021-10-11 00:20:03,157 INFO L262 CegarLoopResult]: For program point L40-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,157 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 38) no Hoare annotation was computed. [2021-10-11 00:20:03,158 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 17) no Hoare annotation was computed. [2021-10-11 00:20:03,158 INFO L262 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2021-10-11 00:20:03,158 INFO L262 CegarLoopResult]: For program point L24-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,158 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 33) no Hoare annotation was computed. [2021-10-11 00:20:03,158 INFO L262 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2021-10-11 00:20:03,158 INFO L262 CegarLoopResult]: For program point L41-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,158 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION(line 49) no Hoare annotation was computed. [2021-10-11 00:20:03,158 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:20:03,158 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 16) no Hoare annotation was computed. [2021-10-11 00:20:03,159 INFO L262 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2021-10-11 00:20:03,159 INFO L262 CegarLoopResult]: For program point L25-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,159 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 32) no Hoare annotation was computed. [2021-10-11 00:20:03,159 INFO L262 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2021-10-11 00:20:03,159 INFO L262 CegarLoopResult]: For program point L9(line 9) no Hoare annotation was computed. [2021-10-11 00:20:03,159 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION(line 48) no Hoare annotation was computed. [2021-10-11 00:20:03,159 INFO L262 CegarLoopResult]: For program point L9-1(line 9) no Hoare annotation was computed. [2021-10-11 00:20:03,159 INFO L262 CegarLoopResult]: For program point L42-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,160 INFO L262 CegarLoopResult]: For program point L9-3(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,160 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 43) no Hoare annotation was computed. [2021-10-11 00:20:03,160 INFO L262 CegarLoopResult]: For program point L26(line 26) no Hoare annotation was computed. [2021-10-11 00:20:03,160 INFO L262 CegarLoopResult]: For program point L26-2(line 26) no Hoare annotation was computed. [2021-10-11 00:20:03,160 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 11) no Hoare annotation was computed. [2021-10-11 00:20:03,160 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 22) no Hoare annotation was computed. [2021-10-11 00:20:03,160 INFO L262 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2021-10-11 00:20:03,160 INFO L262 CegarLoopResult]: For program point L10(line 10) no Hoare annotation was computed. [2021-10-11 00:20:03,161 INFO L262 CegarLoopResult]: For program point L43-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,161 INFO L262 CegarLoopResult]: For program point L10-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,161 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 18) no Hoare annotation was computed. [2021-10-11 00:20:03,161 INFO L262 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2021-10-11 00:20:03,161 INFO L262 CegarLoopResult]: For program point L11(line 11) no Hoare annotation was computed. [2021-10-11 00:20:03,161 INFO L262 CegarLoopResult]: For program point L44-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,161 INFO L262 CegarLoopResult]: For program point L11-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,162 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 34) no Hoare annotation was computed. [2021-10-11 00:20:03,162 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2021-10-11 00:20:03,162 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:20:03,162 INFO L262 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2021-10-11 00:20:03,162 INFO L262 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2021-10-11 00:20:03,162 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 24) no Hoare annotation was computed. [2021-10-11 00:20:03,162 INFO L262 CegarLoopResult]: For program point L45-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,162 INFO L262 CegarLoopResult]: For program point L12-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,162 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION(line 45) no Hoare annotation was computed. [2021-10-11 00:20:03,163 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2021-10-11 00:20:03,163 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2021-10-11 00:20:03,163 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2021-10-11 00:20:03,163 INFO L262 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2021-10-11 00:20:03,163 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 23) no Hoare annotation was computed. [2021-10-11 00:20:03,163 INFO L262 CegarLoopResult]: For program point L46-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,163 INFO L262 CegarLoopResult]: For program point L13-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,163 INFO L262 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2021-10-11 00:20:03,164 INFO L262 CegarLoopResult]: For program point L30-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,164 INFO L262 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2021-10-11 00:20:03,164 INFO L262 CegarLoopResult]: For program point L14(line 14) no Hoare annotation was computed. [2021-10-11 00:20:03,164 INFO L262 CegarLoopResult]: For program point L47-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,164 INFO L262 CegarLoopResult]: For program point L14-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,164 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 39) no Hoare annotation was computed. [2021-10-11 00:20:03,164 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 14) no Hoare annotation was computed. [2021-10-11 00:20:03,164 INFO L262 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2021-10-11 00:20:03,165 INFO L262 CegarLoopResult]: For program point L15(line 15) no Hoare annotation was computed. [2021-10-11 00:20:03,165 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 25) no Hoare annotation was computed. [2021-10-11 00:20:03,165 INFO L262 CegarLoopResult]: For program point L48-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,165 INFO L262 CegarLoopResult]: For program point L15-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,165 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 00:20:03,165 INFO L262 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2021-10-11 00:20:03,165 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:20:03,165 INFO L262 CegarLoopResult]: For program point L32-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,166 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2021-10-11 00:20:03,166 INFO L262 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2021-10-11 00:20:03,166 INFO L262 CegarLoopResult]: For program point L16(line 16) no Hoare annotation was computed. [2021-10-11 00:20:03,166 INFO L262 CegarLoopResult]: For program point L16-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,166 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 41) no Hoare annotation was computed. [2021-10-11 00:20:03,166 INFO L262 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2021-10-11 00:20:03,166 INFO L262 CegarLoopResult]: For program point L33-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,166 INFO L262 CegarLoopResult]: For program point L17(line 17) no Hoare annotation was computed. [2021-10-11 00:20:03,166 INFO L262 CegarLoopResult]: For program point L17-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,167 INFO L262 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2021-10-11 00:20:03,167 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 40) no Hoare annotation was computed. [2021-10-11 00:20:03,167 INFO L262 CegarLoopResult]: For program point L34-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,167 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2021-10-11 00:20:03,167 INFO L262 CegarLoopResult]: For program point L18(line 18) no Hoare annotation was computed. [2021-10-11 00:20:03,167 INFO L262 CegarLoopResult]: For program point L18-2(lines 7 50) no Hoare annotation was computed. [2021-10-11 00:20:03,167 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 35) no Hoare annotation was computed. [2021-10-11 00:20:03,167 INFO L262 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2021-10-11 00:20:03,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:20:03 BoogieIcfgContainer [2021-10-11 00:20:03,173 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:20:03,174 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:20:03,174 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:20:03,174 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:20:03,175 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:20:01" (3/4) ... [2021-10-11 00:20:03,178 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:20:03,191 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-11 00:20:03,192 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-11 00:20:03,192 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 00:20:03,193 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:20:03,256 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee506056-2078-4ef2-8971-3802c65b3315/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:20:03,256 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:20:03,258 INFO L168 Benchmark]: Toolchain (without parser) took 2701.67 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 40.6 MB in the beginning and 41.5 MB in the end (delta: -914.7 kB). Peak memory consumption was 12.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:03,258 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 60.8 MB. Free memory is still 42.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:20:03,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 394.15 ms. Allocated memory is still 60.8 MB. Free memory was 40.4 MB in the beginning and 44.2 MB in the end (delta: -3.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:03,259 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.43 ms. Allocated memory is still 60.8 MB. Free memory was 44.0 MB in the beginning and 42.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:03,260 INFO L168 Benchmark]: Boogie Preprocessor took 49.15 ms. Allocated memory is still 60.8 MB. Free memory was 42.3 MB in the beginning and 40.8 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:20:03,260 INFO L168 Benchmark]: RCFGBuilder took 896.88 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 40.6 MB in the beginning and 46.0 MB in the end (delta: -5.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:03,261 INFO L168 Benchmark]: TraceAbstraction took 1182.09 ms. Allocated memory is still 73.4 MB. Free memory was 45.4 MB in the beginning and 46.2 MB in the end (delta: -709.8 kB). Peak memory consumption was 864.3 kB. Max. memory is 16.1 GB. [2021-10-11 00:20:03,261 INFO L168 Benchmark]: Witness Printer took 81.93 ms. Allocated memory is still 73.4 MB. Free memory was 46.2 MB in the beginning and 41.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:03,264 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 60.8 MB. Free memory is still 42.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 394.15 ms. Allocated memory is still 60.8 MB. Free memory was 40.4 MB in the beginning and 44.2 MB in the end (delta: -3.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 90.43 ms. Allocated memory is still 60.8 MB. Free memory was 44.0 MB in the beginning and 42.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 49.15 ms. Allocated memory is still 60.8 MB. Free memory was 42.3 MB in the beginning and 40.8 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 896.88 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 40.6 MB in the beginning and 46.0 MB in the end (delta: -5.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1182.09 ms. Allocated memory is still 73.4 MB. Free memory was 45.4 MB in the beginning and 46.2 MB in the end (delta: -709.8 kB). Peak memory consumption was 864.3 kB. Max. memory is 16.1 GB. * Witness Printer took 81.93 ms. Allocated memory is still 73.4 MB. Free memory was 46.2 MB in the beginning and 41.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 10]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 17]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 38]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 24]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 26]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 12]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 36]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 34]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 48]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 33]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 40]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 14]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 42]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 22]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 20]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 44]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 37]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 16]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 25]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 35]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 32]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 9]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 11]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 21]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 41]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 47]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 13]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 15]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 39]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 49]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 23]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 43]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 45]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 36 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 115 locations, 36 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 92 SDtfs, 17 SDslu, 19 SDs, 0 SdLazy, 19 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=115occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 26 ConstructedInterpolants, 1 QuantifiedInterpolants, 791 SizeOfPredicates, 3 NumberOfNonLiveVariables, 72 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...