./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8 --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 Taipan --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_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8 --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 Taipan --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 0.2.1-dev-4e77c04 [2021-10-13 07:44:15,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:44:15,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:44:15,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:44:15,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:44:15,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:44:15,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:44:15,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:44:15,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:44:15,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:44:15,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:44:15,795 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:44:15,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:44:15,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:44:15,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:44:15,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:44:15,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:44:15,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:44:15,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:44:15,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:44:15,809 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:44:15,816 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:44:15,818 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:44:15,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:44:15,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:44:15,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:44:15,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:44:15,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:44:15,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:44:15,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:44:15,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:44:15,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:44:15,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:44:15,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:44:15,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:44:15,842 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:44:15,843 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:44:15,843 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:44:15,843 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:44:15,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:44:15,846 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:44:15,847 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 07:44:15,894 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:44:15,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:44:15,896 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:44:15,896 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:44:15,896 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:44:15,896 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:44:15,896 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:44:15,897 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:44:15,897 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:44:15,897 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:44:15,898 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:44:15,898 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:44:15,899 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:44:15,899 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:44:15,899 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:44:15,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:44:15,900 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:44:15,900 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:44:15,901 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:44:15,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:44:15,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:44:15,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:44:15,902 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:44:15,902 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:44:15,902 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:44:15,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:44:15,902 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:44:15,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:44:15,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:44:15,905 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:44:15,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:44:15,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:44:15,906 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:44:15,906 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:44:15,906 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:44:15,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:44:15,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:44:15,907 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:44:15,907 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:44:15,907 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ec220fd0064d8652998013027d97b204a648814 [2021-10-13 07:44:16,213 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:44:16,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:44:16,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:44:16,248 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:44:16,249 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:44:16,250 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/floats-cbmc-regression/float6.c [2021-10-13 07:44:16,322 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/data/99b54afaa/5b9241cbe05c4be2b58172a7306fa8cc/FLAGef782f4a2 [2021-10-13 07:44:16,766 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:44:16,766 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c [2021-10-13 07:44:16,775 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/data/99b54afaa/5b9241cbe05c4be2b58172a7306fa8cc/FLAGef782f4a2 [2021-10-13 07:44:17,162 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/data/99b54afaa/5b9241cbe05c4be2b58172a7306fa8cc [2021-10-13 07:44:17,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:44:17,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:44:17,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:44:17,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:44:17,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:44:17,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:44:17" (1/1) ... [2021-10-13 07:44:17,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dbb0788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:17, skipping insertion in model container [2021-10-13 07:44:17,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:44:17" (1/1) ... [2021-10-13 07:44:17,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:44:17,200 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:44:17,403 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2021-10-13 07:44:17,415 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2021-10-13 07:44:17,417 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2021-10-13 07:44:17,418 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2021-10-13 07:44:17,420 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2021-10-13 07:44:17,421 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2021-10-13 07:44:17,423 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2021-10-13 07:44:17,424 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2021-10-13 07:44:17,425 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2021-10-13 07:44:17,426 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2021-10-13 07:44:17,429 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2021-10-13 07:44:17,433 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2021-10-13 07:44:17,434 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2021-10-13 07:44:17,435 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2021-10-13 07:44:17,436 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2021-10-13 07:44:17,438 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2021-10-13 07:44:17,449 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2021-10-13 07:44:17,450 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2021-10-13 07:44:17,455 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2021-10-13 07:44:17,457 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2021-10-13 07:44:17,458 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2021-10-13 07:44:17,460 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2021-10-13 07:44:17,463 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2021-10-13 07:44:17,464 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2021-10-13 07:44:17,466 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2021-10-13 07:44:17,468 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2021-10-13 07:44:17,470 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2021-10-13 07:44:17,472 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2021-10-13 07:44:17,473 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2021-10-13 07:44:17,476 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2021-10-13 07:44:17,477 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2021-10-13 07:44:17,478 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2021-10-13 07:44:17,480 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2021-10-13 07:44:17,481 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2021-10-13 07:44:17,481 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2021-10-13 07:44:17,483 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2021-10-13 07:44:17,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:44:17,505 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 07:44:17,528 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2021-10-13 07:44:17,529 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2021-10-13 07:44:17,532 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2021-10-13 07:44:17,533 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2021-10-13 07:44:17,535 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2021-10-13 07:44:17,537 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2021-10-13 07:44:17,539 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2021-10-13 07:44:17,541 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2021-10-13 07:44:17,542 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2021-10-13 07:44:17,550 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2021-10-13 07:44:17,551 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2021-10-13 07:44:17,553 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2021-10-13 07:44:17,554 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2021-10-13 07:44:17,555 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2021-10-13 07:44:17,556 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2021-10-13 07:44:17,557 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2021-10-13 07:44:17,566 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2021-10-13 07:44:17,567 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2021-10-13 07:44:17,568 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2021-10-13 07:44:17,576 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2021-10-13 07:44:17,576 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2021-10-13 07:44:17,577 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2021-10-13 07:44:17,578 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2021-10-13 07:44:17,578 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2021-10-13 07:44:17,579 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2021-10-13 07:44:17,580 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2021-10-13 07:44:17,580 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2021-10-13 07:44:17,581 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2021-10-13 07:44:17,593 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2021-10-13 07:44:17,594 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2021-10-13 07:44:17,594 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2021-10-13 07:44:17,595 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2021-10-13 07:44:17,596 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2021-10-13 07:44:17,596 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2021-10-13 07:44:17,597 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2021-10-13 07:44:17,598 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2021-10-13 07:44:17,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:44:17,611 INFO L208 MainTranslator]: Completed translation [2021-10-13 07:44:17,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:17 WrapperNode [2021-10-13 07:44:17,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:44:17,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 07:44:17,623 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 07:44:17,624 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 07:44:17,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:17" (1/1) ... [2021-10-13 07:44:17,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:17" (1/1) ... [2021-10-13 07:44:17,680 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 07:44:17,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 07:44:17,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 07:44:17,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 07:44:17,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:17" (1/1) ... [2021-10-13 07:44:17,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:17" (1/1) ... [2021-10-13 07:44:17,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:17" (1/1) ... [2021-10-13 07:44:17,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:17" (1/1) ... [2021-10-13 07:44:17,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:17" (1/1) ... [2021-10-13 07:44:17,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:17" (1/1) ... [2021-10-13 07:44:17,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:17" (1/1) ... [2021-10-13 07:44:17,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 07:44:17,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 07:44:17,734 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 07:44:17,734 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 07:44:17,735 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:17" (1/1) ... [2021-10-13 07:44:17,744 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:44:17,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:44:17,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 07:44:17,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 07:44:17,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 07:44:17,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 07:44:17,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 07:44:17,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 07:44:18,218 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 07:44:18,219 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 07:44:18,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:44:18 BoogieIcfgContainer [2021-10-13 07:44:18,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 07:44:18,225 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 07:44:18,225 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 07:44:18,228 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 07:44:18,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:44:17" (1/3) ... [2021-10-13 07:44:18,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cf0abeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:44:18, skipping insertion in model container [2021-10-13 07:44:18,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:17" (2/3) ... [2021-10-13 07:44:18,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cf0abeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:44:18, skipping insertion in model container [2021-10-13 07:44:18,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:44:18" (3/3) ... [2021-10-13 07:44:18,231 INFO L111 eAbstractionObserver]: Analyzing ICFG float6.c [2021-10-13 07:44:18,236 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 07:44:18,236 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2021-10-13 07:44:18,291 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 07:44:18,297 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 07:44:18,297 INFO L340 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2021-10-13 07:44:18,316 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 75 states have (on average 1.96) internal successors, (147), 111 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:44:18,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-13 07:44:18,320 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:44:18,321 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-10-13 07:44:18,321 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-10-13 07:44:18,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:44:18,327 INFO L82 PathProgramCache]: Analyzing trace with hash 318252, now seen corresponding path program 1 times [2021-10-13 07:44:18,336 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:44:18,337 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494654494] [2021-10-13 07:44:18,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:44:18,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:44:18,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 07:44:18,449 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 07:44:18,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 07:44:18,491 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-13 07:44:18,494 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-13 07:44:18,496 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,498 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,499 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,500 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,503 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,504 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,510 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,511 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,512 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,513 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,513 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,513 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,514 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,518 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,518 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,519 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,519 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,519 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,519 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,520 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,520 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,520 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,520 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,521 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,521 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,521 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,521 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,521 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,522 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,522 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,522 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,522 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,523 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,523 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,523 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,523 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:18,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 07:44:18,530 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 07:44:18,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:44:18 BoogieIcfgContainer [2021-10-13 07:44:18,556 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 07:44:18,559 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 07:44:18,560 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 07:44:18,560 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 07:44:18,585 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:44:18" (3/4) ... [2021-10-13 07:44:18,588 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 07:44:18,589 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 07:44:18,591 INFO L168 Benchmark]: Toolchain (without parser) took 1423.68 ms. Allocated memory is still 107.0 MB. Free memory was 67.6 MB in the beginning and 83.7 MB in the end (delta: -16.0 MB). Peak memory consumption was 27.2 MB. Max. memory is 16.1 GB. [2021-10-13 07:44:18,591 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 107.0 MB. Free memory is still 84.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:44:18,592 INFO L168 Benchmark]: CACSL2BoogieTranslator took 451.71 ms. Allocated memory is still 107.0 MB. Free memory was 67.4 MB in the beginning and 77.9 MB in the end (delta: -10.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:44:18,599 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.21 ms. Allocated memory is still 107.0 MB. Free memory was 77.6 MB in the beginning and 76.2 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:44:18,600 INFO L168 Benchmark]: Boogie Preprocessor took 51.22 ms. Allocated memory is still 107.0 MB. Free memory was 75.8 MB in the beginning and 74.7 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:44:18,604 INFO L168 Benchmark]: RCFGBuilder took 488.06 ms. Allocated memory is still 107.0 MB. Free memory was 74.7 MB in the beginning and 60.4 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:44:18,605 INFO L168 Benchmark]: TraceAbstraction took 330.96 ms. Allocated memory is still 107.0 MB. Free memory was 60.0 MB in the beginning and 44.8 MB in the end (delta: 15.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:44:18,606 INFO L168 Benchmark]: Witness Printer took 29.39 ms. Allocated memory is still 107.0 MB. Free memory was 44.8 MB in the beginning and 83.7 MB in the end (delta: -38.9 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:44:18,612 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 107.0 MB. Free memory is still 84.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 451.71 ms. Allocated memory is still 107.0 MB. Free memory was 67.4 MB in the beginning and 77.9 MB in the end (delta: -10.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 57.21 ms. Allocated memory is still 107.0 MB. Free memory was 77.6 MB in the beginning and 76.2 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 51.22 ms. Allocated memory is still 107.0 MB. Free memory was 75.8 MB in the beginning and 74.7 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 488.06 ms. Allocated memory is still 107.0 MB. Free memory was 74.7 MB in the beginning and 60.4 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 330.96 ms. Allocated memory is still 107.0 MB. Free memory was 60.0 MB in the beginning and 44.8 MB in the end (delta: 15.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Witness Printer took 29.39 ms. Allocated memory is still 107.0 MB. Free memory was 44.8 MB in the beginning and 83.7 MB in the end (delta: -38.9 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 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() - UnprovableResult [Line: 10]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 11]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 12]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 13]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 14]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 15]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 16]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 17]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 21]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 22]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 23]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 24]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 25]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 26]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 32]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 33]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 34]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 35]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 36]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 37]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 38]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 39]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 40]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 41]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 42]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 43]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 44]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 45]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 46]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 47]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 48]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 49]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 112 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 239.7ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 7.5ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 5.1ms SsaConstructionTime, 35.9ms SatisfiabilityAnalysisTime, 0.0ms InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-10-13 07:44:18,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:44:21,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:44:21,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:44:21,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:44:21,216 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:44:21,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:44:21,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:44:21,228 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:44:21,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:44:21,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:44:21,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:44:21,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:44:21,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:44:21,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:44:21,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:44:21,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:44:21,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:44:21,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:44:21,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:44:21,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:44:21,267 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:44:21,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:44:21,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:44:21,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:44:21,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:44:21,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:44:21,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:44:21,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:44:21,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:44:21,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:44:21,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:44:21,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:44:21,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:44:21,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:44:21,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:44:21,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:44:21,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:44:21,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:44:21,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:44:21,299 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:44:21,300 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:44:21,301 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 07:44:21,349 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:44:21,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:44:21,351 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:44:21,351 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:44:21,351 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:44:21,351 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:44:21,352 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:44:21,352 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:44:21,352 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:44:21,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:44:21,354 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:44:21,355 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:44:21,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:44:21,355 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:44:21,355 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:44:21,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:44:21,356 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:44:21,356 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:44:21,356 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:44:21,356 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:44:21,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:44:21,357 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:44:21,357 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:44:21,357 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:44:21,357 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:44:21,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:44:21,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:44:21,358 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:44:21,358 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:44:21,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:44:21,359 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:44:21,359 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:44:21,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:44:21,359 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:44:21,360 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:44:21,360 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_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ec220fd0064d8652998013027d97b204a648814 [2021-10-13 07:44:21,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:44:21,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:44:21,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:44:21,763 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:44:21,764 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:44:21,765 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/floats-cbmc-regression/float6.c [2021-10-13 07:44:21,836 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/data/43acab5ed/cc8b6c9a99bb472ab60164f3dc358259/FLAG2002a475c [2021-10-13 07:44:22,444 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:44:22,444 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c [2021-10-13 07:44:22,460 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/data/43acab5ed/cc8b6c9a99bb472ab60164f3dc358259/FLAG2002a475c [2021-10-13 07:44:22,796 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/data/43acab5ed/cc8b6c9a99bb472ab60164f3dc358259 [2021-10-13 07:44:22,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:44:22,800 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:44:22,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:44:22,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:44:22,807 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:44:22,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:44:22" (1/1) ... [2021-10-13 07:44:22,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2adf9d1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:22, skipping insertion in model container [2021-10-13 07:44:22,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:44:22" (1/1) ... [2021-10-13 07:44:22,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:44:22,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:44:22,967 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2021-10-13 07:44:22,970 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2021-10-13 07:44:22,971 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2021-10-13 07:44:22,972 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2021-10-13 07:44:22,973 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2021-10-13 07:44:22,973 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2021-10-13 07:44:22,974 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2021-10-13 07:44:22,975 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2021-10-13 07:44:22,976 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2021-10-13 07:44:22,977 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2021-10-13 07:44:22,978 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2021-10-13 07:44:22,979 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2021-10-13 07:44:22,979 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2021-10-13 07:44:22,980 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2021-10-13 07:44:22,981 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2021-10-13 07:44:22,982 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2021-10-13 07:44:22,982 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2021-10-13 07:44:22,983 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2021-10-13 07:44:22,988 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2021-10-13 07:44:22,989 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2021-10-13 07:44:22,996 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2021-10-13 07:44:22,997 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2021-10-13 07:44:22,998 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2021-10-13 07:44:22,999 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2021-10-13 07:44:23,000 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2021-10-13 07:44:23,000 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2021-10-13 07:44:23,001 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2021-10-13 07:44:23,002 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2021-10-13 07:44:23,003 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2021-10-13 07:44:23,003 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2021-10-13 07:44:23,004 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2021-10-13 07:44:23,005 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2021-10-13 07:44:23,005 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2021-10-13 07:44:23,006 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2021-10-13 07:44:23,007 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2021-10-13 07:44:23,008 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2021-10-13 07:44:23,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:44:23,022 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 07:44:23,045 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[369,382] [2021-10-13 07:44:23,057 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[412,425] [2021-10-13 07:44:23,059 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[454,467] [2021-10-13 07:44:23,060 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[501,514] [2021-10-13 07:44:23,070 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[543,556] [2021-10-13 07:44:23,074 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[590,603] [2021-10-13 07:44:23,075 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[635,648] [2021-10-13 07:44:23,078 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[682,695] [2021-10-13 07:44:23,080 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[727,740] [2021-10-13 07:44:23,087 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[774,787] [2021-10-13 07:44:23,088 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[817,830] [2021-10-13 07:44:23,089 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[862,875] [2021-10-13 07:44:23,090 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[905,918] [2021-10-13 07:44:23,090 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[950,963] [2021-10-13 07:44:23,091 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[993,1006] [2021-10-13 07:44:23,092 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1041,1054] [2021-10-13 07:44:23,092 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1084,1097] [2021-10-13 07:44:23,093 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1132,1145] [2021-10-13 07:44:23,095 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1291,1304] [2021-10-13 07:44:23,095 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1330,1343] [2021-10-13 07:44:23,096 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1368,1381] [2021-10-13 07:44:23,097 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1411,1424] [2021-10-13 07:44:23,097 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1449,1462] [2021-10-13 07:44:23,100 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1492,1505] [2021-10-13 07:44:23,100 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1533,1546] [2021-10-13 07:44:23,101 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1576,1589] [2021-10-13 07:44:23,102 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1617,1630] [2021-10-13 07:44:23,102 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1660,1673] [2021-10-13 07:44:23,103 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1699,1712] [2021-10-13 07:44:23,104 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1740,1753] [2021-10-13 07:44:23,104 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1779,1792] [2021-10-13 07:44:23,105 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1820,1833] [2021-10-13 07:44:23,106 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1859,1872] [2021-10-13 07:44:23,106 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1903,1916] [2021-10-13 07:44:23,108 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1942,1955] [2021-10-13 07:44:23,109 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/sv-benchmarks/c/floats-cbmc-regression/float6.c[1986,1999] [2021-10-13 07:44:23,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:44:23,138 INFO L208 MainTranslator]: Completed translation [2021-10-13 07:44:23,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:23 WrapperNode [2021-10-13 07:44:23,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:44:23,141 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 07:44:23,141 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 07:44:23,141 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 07:44:23,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:23" (1/1) ... [2021-10-13 07:44:23,158 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:23" (1/1) ... [2021-10-13 07:44:23,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 07:44:23,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 07:44:23,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 07:44:23,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 07:44:23,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:23" (1/1) ... [2021-10-13 07:44:23,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:23" (1/1) ... [2021-10-13 07:44:23,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:23" (1/1) ... [2021-10-13 07:44:23,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:23" (1/1) ... [2021-10-13 07:44:23,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:23" (1/1) ... [2021-10-13 07:44:23,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:23" (1/1) ... [2021-10-13 07:44:23,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:23" (1/1) ... [2021-10-13 07:44:23,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 07:44:23,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 07:44:23,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 07:44:23,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 07:44:23,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:23" (1/1) ... [2021-10-13 07:44:23,253 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:44:23,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:44:23,277 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 07:44:23,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 07:44:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 07:44:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 07:44:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 07:44:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 07:44:23,750 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 07:44:23,762 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 07:44:23,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:44:23 BoogieIcfgContainer [2021-10-13 07:44:23,765 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 07:44:23,767 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 07:44:23,767 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 07:44:23,770 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 07:44:23,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:44:22" (1/3) ... [2021-10-13 07:44:23,771 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1010a927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:44:23, skipping insertion in model container [2021-10-13 07:44:23,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:23" (2/3) ... [2021-10-13 07:44:23,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1010a927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:44:23, skipping insertion in model container [2021-10-13 07:44:23,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:44:23" (3/3) ... [2021-10-13 07:44:23,773 INFO L111 eAbstractionObserver]: Analyzing ICFG float6.c [2021-10-13 07:44:23,779 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 07:44:23,786 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2021-10-13 07:44:23,854 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 07:44:23,864 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 07:44:23,864 INFO L340 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2021-10-13 07:44:23,893 INFO L276 IsEmpty]: Start isEmpty. Operand has 115 states, 78 states have (on average 1.935897435897436) internal successors, (151), 114 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:44:23,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-13 07:44:23,899 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:44:23,899 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-10-13 07:44:23,900 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-10-13 07:44:23,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:44:23,908 INFO L82 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2021-10-13 07:44:23,919 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:44:23,920 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [610779955] [2021-10-13 07:44:23,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:44:23,921 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:44:23,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:44:23,927 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:44:23,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 07:44:24,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:44:24,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 07:44:24,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:44:24,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:44:24,052 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:44:24,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:44:24,063 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:44:24,064 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [610779955] [2021-10-13 07:44:24,064 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [610779955] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:44:24,065 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:44:24,065 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 07:44:24,066 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202153206] [2021-10-13 07:44:24,071 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 07:44:24,071 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:44:24,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 07:44:24,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:44:24,104 INFO L87 Difference]: Start difference. First operand has 115 states, 78 states have (on average 1.935897435897436) internal successors, (151), 114 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:44:24,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:44:24,137 INFO L93 Difference]: Finished difference Result 183 states and 254 transitions. [2021-10-13 07:44:24,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 07:44:24,144 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-10-13 07:44:24,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:44:24,155 INFO L225 Difference]: With dead ends: 183 [2021-10-13 07:44:24,156 INFO L226 Difference]: Without dead ends: 68 [2021-10-13 07:44:24,159 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:44:24,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2021-10-13 07:44:24,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2021-10-13 07:44:24,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 54 states have (on average 1.2407407407407407) internal successors, (67), 67 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:44:24,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 67 transitions. [2021-10-13 07:44:24,204 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 67 transitions. Word has length 4 [2021-10-13 07:44:24,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:44:24,205 INFO L470 AbstractCegarLoop]: Abstraction has 68 states and 67 transitions. [2021-10-13 07:44:24,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:44:24,206 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 67 transitions. [2021-10-13 07:44:24,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 07:44:24,208 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:44:24,208 INFO L512 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] [2021-10-13 07:44:24,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 07:44:24,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:44:24,422 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-10-13 07:44:24,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:44:24,426 INFO L82 PathProgramCache]: Analyzing trace with hash 271685265, now seen corresponding path program 1 times [2021-10-13 07:44:24,428 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:44:24,429 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1960958758] [2021-10-13 07:44:24,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:44:24,429 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:44:24,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:44:24,432 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:44:24,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 07:44:24,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:44:24,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-13 07:44:24,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:44:24,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:44:24,741 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:44:24,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:44:24,838 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:44:24,839 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1960958758] [2021-10-13 07:44:24,839 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1960958758] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:44:24,839 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:44:24,839 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 07:44:24,840 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315125129] [2021-10-13 07:44:24,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:44:24,842 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:44:24,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:44:24,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:44:24,843 INFO L87 Difference]: Start difference. First operand 68 states and 67 transitions. Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:44:24,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:44:24,999 INFO L93 Difference]: Finished difference Result 68 states and 67 transitions. [2021-10-13 07:44:25,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 07:44:25,000 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-13 07:44:25,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:44:25,001 INFO L225 Difference]: With dead ends: 68 [2021-10-13 07:44:25,001 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 07:44:25,002 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 32.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:44:25,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 07:44:25,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 07:44:25,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:44:25,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 07:44:25,003 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-10-13 07:44:25,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:44:25,003 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 07:44:25,004 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:44:25,004 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 07:44:25,004 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 07:44:25,007 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,008 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,008 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,008 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,009 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,009 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,009 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,009 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,010 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,010 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,010 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,011 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,011 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,011 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,012 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,012 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,012 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,012 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,013 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,013 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,013 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,014 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,014 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,014 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,015 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,015 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,015 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,015 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,016 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,016 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,016 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,017 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,017 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,017 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,018 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,018 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:44:25,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-13 07:44:25,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:44:25,232 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 07:44:25,235 INFO L857 garLoopResultBuilder]: For program point L35-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,235 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 42) no Hoare annotation was computed. [2021-10-13 07:44:25,235 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 10) no Hoare annotation was computed. [2021-10-13 07:44:25,235 INFO L857 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2021-10-13 07:44:25,235 INFO L857 garLoopResultBuilder]: For program point L19-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,235 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2021-10-13 07:44:25,235 INFO L857 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2021-10-13 07:44:25,235 INFO L857 garLoopResultBuilder]: For program point L36-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,236 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 07:44:25,236 INFO L857 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2021-10-13 07:44:25,236 INFO L857 garLoopResultBuilder]: For program point L20-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,236 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 37) no Hoare annotation was computed. [2021-10-13 07:44:25,236 INFO L857 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2021-10-13 07:44:25,236 INFO L857 garLoopResultBuilder]: For program point L37-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,237 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2021-10-13 07:44:25,237 INFO L857 garLoopResultBuilder]: For program point L21(line 21) no Hoare annotation was computed. [2021-10-13 07:44:25,237 INFO L857 garLoopResultBuilder]: For program point L21-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,237 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 36) no Hoare annotation was computed. [2021-10-13 07:44:25,238 INFO L857 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-10-13 07:44:25,238 INFO L857 garLoopResultBuilder]: For program point L38-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,238 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 15) no Hoare annotation was computed. [2021-10-13 07:44:25,238 INFO L857 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2021-10-13 07:44:25,238 INFO L857 garLoopResultBuilder]: For program point L22-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,239 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 26) no Hoare annotation was computed. [2021-10-13 07:44:25,239 INFO L857 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2021-10-13 07:44:25,239 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION(line 47) no Hoare annotation was computed. [2021-10-13 07:44:25,239 INFO L857 garLoopResultBuilder]: For program point L6(lines 6 50) no Hoare annotation was computed. [2021-10-13 07:44:25,239 INFO L857 garLoopResultBuilder]: For program point L39-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,240 INFO L857 garLoopResultBuilder]: For program point L23(line 23) no Hoare annotation was computed. [2021-10-13 07:44:25,240 INFO L857 garLoopResultBuilder]: For program point L23-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,240 INFO L857 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2021-10-13 07:44:25,240 INFO L857 garLoopResultBuilder]: For program point L40-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,240 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 38) no Hoare annotation was computed. [2021-10-13 07:44:25,241 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 17) no Hoare annotation was computed. [2021-10-13 07:44:25,241 INFO L857 garLoopResultBuilder]: For program point L24(line 24) no Hoare annotation was computed. [2021-10-13 07:44:25,241 INFO L857 garLoopResultBuilder]: For program point L24-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,241 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 33) no Hoare annotation was computed. [2021-10-13 07:44:25,242 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-10-13 07:44:25,242 INFO L857 garLoopResultBuilder]: For program point L41-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,242 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION(line 49) no Hoare annotation was computed. [2021-10-13 07:44:25,242 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 07:44:25,242 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 16) no Hoare annotation was computed. [2021-10-13 07:44:25,243 INFO L857 garLoopResultBuilder]: For program point L25(line 25) no Hoare annotation was computed. [2021-10-13 07:44:25,243 INFO L857 garLoopResultBuilder]: For program point L25-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,243 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 32) no Hoare annotation was computed. [2021-10-13 07:44:25,243 INFO L857 garLoopResultBuilder]: For program point L42(line 42) no Hoare annotation was computed. [2021-10-13 07:44:25,243 INFO L857 garLoopResultBuilder]: For program point L9(line 9) no Hoare annotation was computed. [2021-10-13 07:44:25,244 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION(line 48) no Hoare annotation was computed. [2021-10-13 07:44:25,244 INFO L857 garLoopResultBuilder]: For program point L9-1(line 9) no Hoare annotation was computed. [2021-10-13 07:44:25,244 INFO L857 garLoopResultBuilder]: For program point L42-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,244 INFO L857 garLoopResultBuilder]: For program point L9-3(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,244 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 43) no Hoare annotation was computed. [2021-10-13 07:44:25,245 INFO L857 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2021-10-13 07:44:25,245 INFO L857 garLoopResultBuilder]: For program point L26-2(line 26) no Hoare annotation was computed. [2021-10-13 07:44:25,245 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 11) no Hoare annotation was computed. [2021-10-13 07:44:25,245 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 22) no Hoare annotation was computed. [2021-10-13 07:44:25,246 INFO L857 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2021-10-13 07:44:25,246 INFO L857 garLoopResultBuilder]: For program point L10(line 10) no Hoare annotation was computed. [2021-10-13 07:44:25,246 INFO L857 garLoopResultBuilder]: For program point L43-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,246 INFO L857 garLoopResultBuilder]: For program point L10-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,246 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 18) no Hoare annotation was computed. [2021-10-13 07:44:25,247 INFO L857 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-10-13 07:44:25,247 INFO L857 garLoopResultBuilder]: For program point L11(line 11) no Hoare annotation was computed. [2021-10-13 07:44:25,247 INFO L857 garLoopResultBuilder]: For program point L44-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,247 INFO L857 garLoopResultBuilder]: For program point L11-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,247 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 34) no Hoare annotation was computed. [2021-10-13 07:44:25,248 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2021-10-13 07:44:25,248 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 07:44:25,248 INFO L857 garLoopResultBuilder]: For program point L45(line 45) no Hoare annotation was computed. [2021-10-13 07:44:25,248 INFO L857 garLoopResultBuilder]: For program point L12(line 12) no Hoare annotation was computed. [2021-10-13 07:44:25,249 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 24) no Hoare annotation was computed. [2021-10-13 07:44:25,249 INFO L857 garLoopResultBuilder]: For program point L45-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,249 INFO L857 garLoopResultBuilder]: For program point L12-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,249 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION(line 45) no Hoare annotation was computed. [2021-10-13 07:44:25,249 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2021-10-13 07:44:25,250 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2021-10-13 07:44:25,250 INFO L857 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2021-10-13 07:44:25,250 INFO L857 garLoopResultBuilder]: For program point L13(line 13) no Hoare annotation was computed. [2021-10-13 07:44:25,250 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 23) no Hoare annotation was computed. [2021-10-13 07:44:25,251 INFO L857 garLoopResultBuilder]: For program point L46-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,251 INFO L857 garLoopResultBuilder]: For program point L13-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,251 INFO L857 garLoopResultBuilder]: For program point L30(line 30) no Hoare annotation was computed. [2021-10-13 07:44:25,251 INFO L857 garLoopResultBuilder]: For program point L30-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,251 INFO L857 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-10-13 07:44:25,252 INFO L857 garLoopResultBuilder]: For program point L14(line 14) no Hoare annotation was computed. [2021-10-13 07:44:25,252 INFO L857 garLoopResultBuilder]: For program point L47-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,252 INFO L857 garLoopResultBuilder]: For program point L14-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,252 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 39) no Hoare annotation was computed. [2021-10-13 07:44:25,252 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 14) no Hoare annotation was computed. [2021-10-13 07:44:25,253 INFO L857 garLoopResultBuilder]: For program point L48(line 48) no Hoare annotation was computed. [2021-10-13 07:44:25,253 INFO L857 garLoopResultBuilder]: For program point L15(line 15) no Hoare annotation was computed. [2021-10-13 07:44:25,253 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 25) no Hoare annotation was computed. [2021-10-13 07:44:25,253 INFO L857 garLoopResultBuilder]: For program point L48-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,254 INFO L857 garLoopResultBuilder]: For program point L15-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,254 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-13 07:44:25,254 INFO L857 garLoopResultBuilder]: For program point L32(line 32) no Hoare annotation was computed. [2021-10-13 07:44:25,254 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 07:44:25,254 INFO L857 garLoopResultBuilder]: For program point L32-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,255 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2021-10-13 07:44:25,255 INFO L857 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2021-10-13 07:44:25,255 INFO L857 garLoopResultBuilder]: For program point L16(line 16) no Hoare annotation was computed. [2021-10-13 07:44:25,255 INFO L857 garLoopResultBuilder]: For program point L16-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,256 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 41) no Hoare annotation was computed. [2021-10-13 07:44:25,256 INFO L857 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2021-10-13 07:44:25,256 INFO L857 garLoopResultBuilder]: For program point L33-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,256 INFO L857 garLoopResultBuilder]: For program point L17(line 17) no Hoare annotation was computed. [2021-10-13 07:44:25,256 INFO L857 garLoopResultBuilder]: For program point L17-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,257 INFO L857 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2021-10-13 07:44:25,257 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 40) no Hoare annotation was computed. [2021-10-13 07:44:25,257 INFO L857 garLoopResultBuilder]: For program point L34-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,257 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2021-10-13 07:44:25,257 INFO L857 garLoopResultBuilder]: For program point L18(line 18) no Hoare annotation was computed. [2021-10-13 07:44:25,258 INFO L857 garLoopResultBuilder]: For program point L18-2(lines 7 50) no Hoare annotation was computed. [2021-10-13 07:44:25,258 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 35) no Hoare annotation was computed. [2021-10-13 07:44:25,258 INFO L857 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-10-13 07:44:25,263 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 07:44:25,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:44:25 BoogieIcfgContainer [2021-10-13 07:44:25,267 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 07:44:25,268 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 07:44:25,268 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 07:44:25,268 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 07:44:25,269 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:44:23" (3/4) ... [2021-10-13 07:44:25,272 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 07:44:25,291 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-13 07:44:25,291 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 07:44:25,292 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 07:44:25,292 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:44:25,371 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 07:44:25,372 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 07:44:25,374 INFO L168 Benchmark]: Toolchain (without parser) took 2573.11 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 37.1 MB in the beginning and 32.1 MB in the end (delta: 5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 16.1 GB. [2021-10-13 07:44:25,374 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 58.7 MB. Free memory is still 39.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:44:25,375 INFO L168 Benchmark]: CACSL2BoogieTranslator took 338.69 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 36.9 MB in the beginning and 56.0 MB in the end (delta: -19.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:44:25,375 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.88 ms. Allocated memory is still 75.5 MB. Free memory was 56.0 MB in the beginning and 54.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:44:25,376 INFO L168 Benchmark]: Boogie Preprocessor took 35.22 ms. Allocated memory is still 75.5 MB. Free memory was 54.0 MB in the beginning and 52.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:44:25,376 INFO L168 Benchmark]: RCFGBuilder took 522.69 ms. Allocated memory is still 75.5 MB. Free memory was 52.4 MB in the beginning and 58.0 MB in the end (delta: -5.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:44:25,377 INFO L168 Benchmark]: TraceAbstraction took 1500.66 ms. Allocated memory is still 75.5 MB. Free memory was 57.4 MB in the beginning and 37.0 MB in the end (delta: 20.3 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:44:25,377 INFO L168 Benchmark]: Witness Printer took 104.11 ms. Allocated memory is still 75.5 MB. Free memory was 37.0 MB in the beginning and 32.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 07:44:25,379 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 58.7 MB. Free memory is still 39.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 338.69 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 36.9 MB in the beginning and 56.0 MB in the end (delta: -19.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 52.88 ms. Allocated memory is still 75.5 MB. Free memory was 56.0 MB in the beginning and 54.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.22 ms. Allocated memory is still 75.5 MB. Free memory was 54.0 MB in the beginning and 52.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 522.69 ms. Allocated memory is still 75.5 MB. Free memory was 52.4 MB in the beginning and 58.0 MB in the end (delta: -5.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1500.66 ms. Allocated memory is still 75.5 MB. Free memory was 57.4 MB in the beginning and 37.0 MB in the end (delta: 20.3 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. * Witness Printer took 104.11 ms. Allocated memory is still 75.5 MB. Free memory was 37.0 MB in the beginning and 32.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - 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: 10]: 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: 12]: 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: 14]: 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: 16]: 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: 18]: 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: 20]: 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: 22]: 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: 24]: 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: 26]: 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: 33]: 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: 35]: 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: 37]: 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: 39]: 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: 41]: 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: 43]: 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: 45]: 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: 47]: 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: 49]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 115 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 1411.3ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 16.3ms, AutomataDifference: 247.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 3.0ms, InitialAbstractionConstructionTime: 19.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 92 SDtfs, 17 SDslu, 38 SDs, 0 SdLazy, 21 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 124.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 32.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=115occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 30.6ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0ms HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 26.1ms SsaConstructionTime, 56.1ms SatisfiabilityAnalysisTime, 378.2ms InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 52 ConstructedInterpolants, 1 QuantifiedInterpolants, 66 SizeOfPredicates, 6 NumberOfNonLiveVariables, 72 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 36 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-13 07:44:25,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c824de9e-4537-4192-b51c-fe4b3369f605/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...