./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh --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 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 08:41:13,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 08:41:13,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 08:41:13,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 08:41:13,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 08:41:13,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 08:41:13,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 08:41:13,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 08:41:13,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 08:41:13,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 08:41:13,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 08:41:13,814 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 08:41:13,815 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 08:41:13,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 08:41:13,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 08:41:13,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 08:41:13,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 08:41:13,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 08:41:13,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 08:41:13,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 08:41:13,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 08:41:13,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 08:41:13,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 08:41:13,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 08:41:13,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 08:41:13,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 08:41:13,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 08:41:13,832 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 08:41:13,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 08:41:13,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 08:41:13,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 08:41:13,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 08:41:13,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 08:41:13,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 08:41:13,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 08:41:13,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 08:41:13,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 08:41:13,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 08:41:13,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 08:41:13,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 08:41:13,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 08:41:13,839 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-12-14 08:41:13,862 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 08:41:13,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 08:41:13,862 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 08:41:13,862 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 08:41:13,863 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 08:41:13,863 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 08:41:13,863 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 08:41:13,864 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 08:41:13,864 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 08:41:13,864 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 08:41:13,864 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 08:41:13,864 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 08:41:13,865 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 08:41:13,865 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 08:41:13,865 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 08:41:13,865 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 08:41:13,865 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 08:41:13,866 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 08:41:13,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 08:41:13,866 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 08:41:13,867 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 08:41:13,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 08:41:13,867 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 08:41:13,867 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 08:41:13,867 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 08:41:13,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 08:41:13,868 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 08:41:13,868 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 08:41:13,868 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 08:41:13,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 08:41:13,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 08:41:13,869 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 08:41:13,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:41:13,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 08:41:13,869 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 08:41:13,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 08:41:13,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 08:41:13,870 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 08:41:13,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 08:41:13,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 08:41:13,870 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 08:41:13,870 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d [2022-12-14 08:41:14,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 08:41:14,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 08:41:14,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 08:41:14,071 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 08:41:14,072 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 08:41:14,072 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2022-12-14 08:41:16,762 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 08:41:17,015 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 08:41:17,016 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2022-12-14 08:41:17,025 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/data/05259b504/c699351866ce49cc81d989f927858006/FLAGc30c1c5d5 [2022-12-14 08:41:17,036 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/data/05259b504/c699351866ce49cc81d989f927858006 [2022-12-14 08:41:17,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 08:41:17,039 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 08:41:17,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 08:41:17,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 08:41:17,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 08:41:17,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:41:17" (1/1) ... [2022-12-14 08:41:17,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@535a3e8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:17, skipping insertion in model container [2022-12-14 08:41:17,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:41:17" (1/1) ... [2022-12-14 08:41:17,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 08:41:17,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 08:41:17,454 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:806) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2063) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2453) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2453) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:678) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1476) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1420) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1094) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1496) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2395) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 08:41:17,458 INFO L158 Benchmark]: Toolchain (without parser) took 418.53ms. Allocated memory is still 132.1MB. Free memory was 100.9MB in the beginning and 88.1MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 08:41:17,458 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 132.1MB. Free memory is still 107.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 08:41:17,459 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.04ms. Allocated memory is still 132.1MB. Free memory was 100.9MB in the beginning and 88.1MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 08:41:17,460 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 132.1MB. Free memory is still 107.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.04ms. Allocated memory is still 132.1MB. Free memory was 100.9MB in the beginning and 88.1MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:806) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh --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 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 08:41:18,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 08:41:18,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 08:41:18,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 08:41:18,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 08:41:18,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 08:41:18,937 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 08:41:18,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 08:41:18,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 08:41:18,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 08:41:18,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 08:41:18,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 08:41:18,943 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 08:41:18,944 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 08:41:18,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 08:41:18,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 08:41:18,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 08:41:18,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 08:41:18,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 08:41:18,951 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 08:41:18,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 08:41:18,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 08:41:18,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 08:41:18,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 08:41:18,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 08:41:18,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 08:41:18,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 08:41:18,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 08:41:18,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 08:41:18,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 08:41:18,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 08:41:18,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 08:41:18,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 08:41:18,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 08:41:18,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 08:41:18,965 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 08:41:18,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 08:41:18,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 08:41:18,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 08:41:18,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 08:41:18,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 08:41:18,968 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-12-14 08:41:18,989 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 08:41:18,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 08:41:18,990 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 08:41:18,990 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 08:41:18,991 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 08:41:18,991 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 08:41:18,991 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 08:41:18,991 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 08:41:18,991 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 08:41:18,991 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 08:41:18,992 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 08:41:18,992 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 08:41:18,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 08:41:18,993 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 08:41:18,993 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 08:41:18,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 08:41:18,993 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 08:41:18,993 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 08:41:18,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 08:41:18,993 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 08:41:18,994 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 08:41:18,994 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 08:41:18,994 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 08:41:18,994 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 08:41:18,994 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 08:41:18,994 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 08:41:18,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 08:41:18,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 08:41:18,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 08:41:18,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:41:19,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 08:41:19,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 08:41:19,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 08:41:19,001 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 08:41:19,001 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 08:41:19,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 08:41:19,002 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 08:41:19,002 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 08:41:19,002 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_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d [2022-12-14 08:41:19,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 08:41:19,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 08:41:19,225 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 08:41:19,226 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 08:41:19,226 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 08:41:19,227 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2022-12-14 08:41:21,791 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 08:41:21,976 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 08:41:21,976 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2022-12-14 08:41:21,985 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/data/1642cee26/8fb4675df909464f958ec32dfe4ed496/FLAG42dd06c18 [2022-12-14 08:41:21,996 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/data/1642cee26/8fb4675df909464f958ec32dfe4ed496 [2022-12-14 08:41:21,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 08:41:21,999 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 08:41:22,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 08:41:22,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 08:41:22,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 08:41:22,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:41:21" (1/1) ... [2022-12-14 08:41:22,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fd8a02d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:22, skipping insertion in model container [2022-12-14 08:41:22,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:41:21" (1/1) ... [2022-12-14 08:41:22,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 08:41:22,052 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 08:41:22,477 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41138,41151] [2022-12-14 08:41:22,480 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41179,41192] [2022-12-14 08:41:22,481 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41229,41242] [2022-12-14 08:41:22,481 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41279,41292] [2022-12-14 08:41:22,481 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41329,41342] [2022-12-14 08:41:22,482 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41381,41394] [2022-12-14 08:41:22,482 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41427,41440] [2022-12-14 08:41:22,483 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41470,41483] [2022-12-14 08:41:22,483 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41521,41534] [2022-12-14 08:41:22,483 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41562,41575] [2022-12-14 08:41:22,484 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41603,41616] [2022-12-14 08:41:22,484 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41649,41662] [2022-12-14 08:41:22,485 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41690,41703] [2022-12-14 08:41:22,485 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41743,41756] [2022-12-14 08:41:22,485 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41794,41807] [2022-12-14 08:41:22,486 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41842,41855] [2022-12-14 08:41:22,486 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41891,41904] [2022-12-14 08:41:22,487 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41934,41947] [2022-12-14 08:41:22,487 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41977,41990] [2022-12-14 08:41:22,488 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42041,42054] [2022-12-14 08:41:22,488 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42104,42117] [2022-12-14 08:41:22,488 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42144,42157] [2022-12-14 08:41:22,489 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42183,42196] [2022-12-14 08:41:22,489 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42229,42242] [2022-12-14 08:41:22,489 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42276,42289] [2022-12-14 08:41:22,490 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42324,42337] [2022-12-14 08:41:22,490 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42375,42388] [2022-12-14 08:41:22,491 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42419,42432] [2022-12-14 08:41:22,491 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42462,42475] [2022-12-14 08:41:22,491 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42507,42520] [2022-12-14 08:41:22,492 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42549,42562] [2022-12-14 08:41:22,492 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42592,42605] [2022-12-14 08:41:22,492 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42637,42650] [2022-12-14 08:41:22,493 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42683,42696] [2022-12-14 08:41:22,493 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42728,42741] [2022-12-14 08:41:22,493 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42771,42784] [2022-12-14 08:41:22,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 08:41:22,504 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 08:41:22,533 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41138,41151] [2022-12-14 08:41:22,533 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41179,41192] [2022-12-14 08:41:22,534 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41229,41242] [2022-12-14 08:41:22,534 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41279,41292] [2022-12-14 08:41:22,535 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41329,41342] [2022-12-14 08:41:22,535 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41381,41394] [2022-12-14 08:41:22,536 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41427,41440] [2022-12-14 08:41:22,536 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41470,41483] [2022-12-14 08:41:22,537 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41521,41534] [2022-12-14 08:41:22,537 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41562,41575] [2022-12-14 08:41:22,537 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41603,41616] [2022-12-14 08:41:22,538 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41649,41662] [2022-12-14 08:41:22,538 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41690,41703] [2022-12-14 08:41:22,539 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41743,41756] [2022-12-14 08:41:22,539 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41794,41807] [2022-12-14 08:41:22,539 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41842,41855] [2022-12-14 08:41:22,540 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41891,41904] [2022-12-14 08:41:22,540 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41934,41947] [2022-12-14 08:41:22,541 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41977,41990] [2022-12-14 08:41:22,541 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42041,42054] [2022-12-14 08:41:22,542 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42104,42117] [2022-12-14 08:41:22,542 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42144,42157] [2022-12-14 08:41:22,542 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42183,42196] [2022-12-14 08:41:22,543 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42229,42242] [2022-12-14 08:41:22,543 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42276,42289] [2022-12-14 08:41:22,544 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42324,42337] [2022-12-14 08:41:22,544 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42375,42388] [2022-12-14 08:41:22,545 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42419,42432] [2022-12-14 08:41:22,545 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42462,42475] [2022-12-14 08:41:22,545 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42507,42520] [2022-12-14 08:41:22,546 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42549,42562] [2022-12-14 08:41:22,546 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42592,42605] [2022-12-14 08:41:22,546 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42637,42650] [2022-12-14 08:41:22,547 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42683,42696] [2022-12-14 08:41:22,547 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42728,42741] [2022-12-14 08:41:22,547 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42771,42784] [2022-12-14 08:41:22,548 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 08:41:22,655 INFO L208 MainTranslator]: Completed translation [2022-12-14 08:41:22,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:22 WrapperNode [2022-12-14 08:41:22,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 08:41:22,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 08:41:22,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 08:41:22,657 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 08:41:22,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:22" (1/1) ... [2022-12-14 08:41:22,678 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:22" (1/1) ... [2022-12-14 08:41:22,694 INFO L138 Inliner]: procedures = 449, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 125 [2022-12-14 08:41:22,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 08:41:22,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 08:41:22,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 08:41:22,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 08:41:22,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:22" (1/1) ... [2022-12-14 08:41:22,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:22" (1/1) ... [2022-12-14 08:41:22,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:22" (1/1) ... [2022-12-14 08:41:22,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:22" (1/1) ... [2022-12-14 08:41:22,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:22" (1/1) ... [2022-12-14 08:41:22,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:22" (1/1) ... [2022-12-14 08:41:22,711 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:22" (1/1) ... [2022-12-14 08:41:22,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:22" (1/1) ... [2022-12-14 08:41:22,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 08:41:22,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 08:41:22,715 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 08:41:22,715 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 08:41:22,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:22" (1/1) ... [2022-12-14 08:41:22,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:41:22,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:41:22,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 08:41:22,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 08:41:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 08:41:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 08:41:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 08:41:22,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 08:41:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 08:41:22,778 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 08:41:22,853 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 08:41:22,854 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 08:41:25,663 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 08:41:25,669 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 08:41:25,669 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 08:41:25,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:41:25 BoogieIcfgContainer [2022-12-14 08:41:25,670 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 08:41:25,672 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 08:41:25,672 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 08:41:25,674 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 08:41:25,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 08:41:21" (1/3) ... [2022-12-14 08:41:25,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fc5a549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 08:41:25, skipping insertion in model container [2022-12-14 08:41:25,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:22" (2/3) ... [2022-12-14 08:41:25,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fc5a549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 08:41:25, skipping insertion in model container [2022-12-14 08:41:25,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:41:25" (3/3) ... [2022-12-14 08:41:25,676 INFO L112 eAbstractionObserver]: Analyzing ICFG float-no-simp2.i [2022-12-14 08:41:25,692 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 08:41:25,692 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2022-12-14 08:41:25,728 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 08:41:25,732 INFO L357 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, mAutomataTypeConcurrency=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5ef20e46, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 08:41:25,733 INFO L358 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2022-12-14 08:41:25,736 INFO L276 IsEmpty]: Start isEmpty. Operand has 120 states, 80 states have (on average 1.9125) internal successors, (153), 116 states have internal predecessors, (153), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 08:41:25,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 08:41:25,741 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:41:25,742 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:41:25,742 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-12-14 08:41:25,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:41:25,746 INFO L85 PathProgramCache]: Analyzing trace with hash -626203073, now seen corresponding path program 1 times [2022-12-14 08:41:25,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 08:41:25,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [595003757] [2022-12-14 08:41:25,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:41:25,755 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 08:41:25,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 08:41:25,756 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 08:41:25,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-14 08:41:25,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:41:25,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-14 08:41:25,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:41:25,821 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 08:41:25,822 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 08:41:25,822 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 08:41:25,822 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [595003757] [2022-12-14 08:41:25,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [595003757] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:41:25,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:41:25,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 08:41:25,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138607564] [2022-12-14 08:41:25,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:41:25,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-14 08:41:25,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 08:41:25,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-14 08:41:25,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 08:41:25,850 INFO L87 Difference]: Start difference. First operand has 120 states, 80 states have (on average 1.9125) internal successors, (153), 116 states have internal predecessors, (153), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 08:41:25,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:41:25,868 INFO L93 Difference]: Finished difference Result 177 states and 252 transitions. [2022-12-14 08:41:25,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-14 08:41:25,869 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 15 [2022-12-14 08:41:25,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:41:25,874 INFO L225 Difference]: With dead ends: 177 [2022-12-14 08:41:25,874 INFO L226 Difference]: Without dead ends: 40 [2022-12-14 08:41:25,876 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 08:41:25,885 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 08:41:25,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 08:41:25,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2022-12-14 08:41:25,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2022-12-14 08:41:25,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 31 states have (on average 1.1612903225806452) internal successors, (36), 36 states have internal predecessors, (36), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 08:41:25,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 40 transitions. [2022-12-14 08:41:25,925 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 40 transitions. Word has length 15 [2022-12-14 08:41:25,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:41:25,926 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 40 transitions. [2022-12-14 08:41:25,926 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 08:41:25,926 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 40 transitions. [2022-12-14 08:41:25,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 08:41:25,927 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:41:25,927 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:41:25,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-14 08:41:26,128 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 08:41:26,129 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-12-14 08:41:26,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:41:26,130 INFO L85 PathProgramCache]: Analyzing trace with hash -199249201, now seen corresponding path program 1 times [2022-12-14 08:41:26,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 08:41:26,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [789520512] [2022-12-14 08:41:26,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:41:26,131 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 08:41:26,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 08:41:26,133 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 08:41:26,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-14 08:41:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:41:26,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 08:41:26,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:41:27,087 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 08:41:27,087 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 08:41:27,087 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 08:41:27,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [789520512] [2022-12-14 08:41:27,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [789520512] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:41:27,088 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:41:27,088 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 08:41:27,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039352978] [2022-12-14 08:41:27,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:41:27,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 08:41:27,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 08:41:27,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 08:41:27,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-12-14 08:41:27,090 INFO L87 Difference]: Start difference. First operand 40 states and 40 transitions. Second operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 5 states have internal predecessors, (12), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 08:41:29,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 08:41:31,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 08:41:31,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:41:31,556 INFO L93 Difference]: Finished difference Result 40 states and 40 transitions. [2022-12-14 08:41:31,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 08:41:31,572 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 5 states have internal predecessors, (12), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 16 [2022-12-14 08:41:31,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:41:31,573 INFO L225 Difference]: With dead ends: 40 [2022-12-14 08:41:31,573 INFO L226 Difference]: Without dead ends: 32 [2022-12-14 08:41:31,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2022-12-14 08:41:31,574 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 38 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-12-14 08:41:31,574 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 20 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 84 Invalid, 2 Unknown, 0 Unchecked, 4.4s Time] [2022-12-14 08:41:31,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2022-12-14 08:41:31,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-12-14 08:41:31,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 27 states have (on average 1.037037037037037) internal successors, (28), 28 states have internal predecessors, (28), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 08:41:31,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 32 transitions. [2022-12-14 08:41:31,578 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 32 transitions. Word has length 16 [2022-12-14 08:41:31,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:41:31,579 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 32 transitions. [2022-12-14 08:41:31,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 5 states have internal predecessors, (12), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 08:41:31,579 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 32 transitions. [2022-12-14 08:41:31,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 08:41:31,579 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:41:31,579 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:41:31,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-12-14 08:41:31,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 08:41:31,782 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-12-14 08:41:31,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:41:31,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1441315119, now seen corresponding path program 1 times [2022-12-14 08:41:31,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 08:41:31,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1412149152] [2022-12-14 08:41:31,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:41:31,785 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 08:41:31,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 08:41:31,789 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 08:41:31,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-12-14 08:41:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:41:32,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 08:41:32,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:41:41,154 WARN L837 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (not (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) roundNearestTiesToEven (_ bv1 32))) |ULTIMATE.start_main_~f~0#1|)) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven .cse0 |ULTIMATE.start_main_~f~0#1|) .cse0)))) is different from false [2022-12-14 08:41:43,160 WARN L859 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (not (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) roundNearestTiesToEven (_ bv1 32))) |ULTIMATE.start_main_~f~0#1|)) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven .cse0 |ULTIMATE.start_main_~f~0#1|) .cse0)))) is different from true [2022-12-14 08:41:43,160 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 08:41:43,160 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 08:41:43,160 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 08:41:43,161 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1412149152] [2022-12-14 08:41:43,161 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1412149152] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:41:43,161 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:41:43,161 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:41:43,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712569199] [2022-12-14 08:41:43,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:41:43,161 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 08:41:43,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 08:41:43,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 08:41:43,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=10, Unknown=2, NotChecked=6, Total=30 [2022-12-14 08:41:43,162 INFO L87 Difference]: Start difference. First operand 32 states and 32 transitions. Second operand has 6 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 08:41:45,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 08:41:47,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 08:41:47,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:41:47,552 INFO L93 Difference]: Finished difference Result 32 states and 32 transitions. [2022-12-14 08:41:47,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 08:41:47,570 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 27 [2022-12-14 08:41:47,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:41:47,571 INFO L225 Difference]: With dead ends: 32 [2022-12-14 08:41:47,571 INFO L226 Difference]: Without dead ends: 30 [2022-12-14 08:41:47,571 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=12, Invalid=10, Unknown=2, NotChecked=6, Total=30 [2022-12-14 08:41:47,572 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 29 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-12-14 08:41:47,572 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 20 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 42 Invalid, 2 Unknown, 29 Unchecked, 4.4s Time] [2022-12-14 08:41:47,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2022-12-14 08:41:47,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2022-12-14 08:41:47,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 26 states have (on average 1.0) internal successors, (26), 26 states have internal predecessors, (26), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 08:41:47,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 30 transitions. [2022-12-14 08:41:47,575 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 30 transitions. Word has length 27 [2022-12-14 08:41:47,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:41:47,576 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 30 transitions. [2022-12-14 08:41:47,576 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 08:41:47,576 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2022-12-14 08:41:47,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 08:41:47,576 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:41:47,576 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:41:47,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-12-14 08:41:47,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 08:41:47,778 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2022-12-14 08:41:47,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:41:47,780 INFO L85 PathProgramCache]: Analyzing trace with hash 528942919, now seen corresponding path program 1 times [2022-12-14 08:41:47,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 08:41:47,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1574247243] [2022-12-14 08:41:47,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:41:47,782 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 08:41:47,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 08:41:47,785 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 08:41:47,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-12-14 08:41:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:41:48,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 08:41:48,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:41:57,987 WARN L837 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (not (fp.eq (fp.div roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) |ULTIMATE.start_main_~f~0#1|)) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven .cse0 |ULTIMATE.start_main_~f~0#1|) .cse0)))) is different from false [2022-12-14 08:42:00,000 WARN L859 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (not (fp.eq (fp.div roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) |ULTIMATE.start_main_~f~0#1|)) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven .cse0 |ULTIMATE.start_main_~f~0#1|) .cse0)))) is different from true [2022-12-14 08:42:00,001 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 08:42:00,001 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 08:42:00,001 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 08:42:00,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1574247243] [2022-12-14 08:42:00,001 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1574247243] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:42:00,001 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:42:00,002 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:42:00,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029800786] [2022-12-14 08:42:00,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:42:00,002 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 08:42:00,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 08:42:00,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 08:42:00,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=10, Unknown=2, NotChecked=6, Total=30 [2022-12-14 08:42:00,003 INFO L87 Difference]: Start difference. First operand 30 states and 30 transitions. Second operand has 6 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 08:42:02,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 08:42:02,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:42:02,315 INFO L93 Difference]: Finished difference Result 30 states and 30 transitions. [2022-12-14 08:42:02,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 08:42:02,332 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2022-12-14 08:42:02,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:42:02,332 INFO L225 Difference]: With dead ends: 30 [2022-12-14 08:42:02,332 INFO L226 Difference]: Without dead ends: 0 [2022-12-14 08:42:02,332 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=12, Invalid=10, Unknown=2, NotChecked=6, Total=30 [2022-12-14 08:42:02,333 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 0 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 28 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:42:02,333 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 16 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 42 Invalid, 1 Unknown, 28 Unchecked, 2.3s Time] [2022-12-14 08:42:02,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-14 08:42:02,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-14 08:42:02,334 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) [2022-12-14 08:42:02,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-14 08:42:02,334 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 33 [2022-12-14 08:42:02,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:42:02,334 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-14 08:42:02,334 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 08:42:02,334 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-14 08:42:02,334 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 08:42:02,336 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (35 of 36 remaining) [2022-12-14 08:42:02,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (34 of 36 remaining) [2022-12-14 08:42:02,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (33 of 36 remaining) [2022-12-14 08:42:02,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (32 of 36 remaining) [2022-12-14 08:42:02,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (31 of 36 remaining) [2022-12-14 08:42:02,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (30 of 36 remaining) [2022-12-14 08:42:02,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (29 of 36 remaining) [2022-12-14 08:42:02,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (28 of 36 remaining) [2022-12-14 08:42:02,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (27 of 36 remaining) [2022-12-14 08:42:02,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (26 of 36 remaining) [2022-12-14 08:42:02,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (25 of 36 remaining) [2022-12-14 08:42:02,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (24 of 36 remaining) [2022-12-14 08:42:02,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (23 of 36 remaining) [2022-12-14 08:42:02,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (22 of 36 remaining) [2022-12-14 08:42:02,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (21 of 36 remaining) [2022-12-14 08:42:02,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (20 of 36 remaining) [2022-12-14 08:42:02,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (19 of 36 remaining) [2022-12-14 08:42:02,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (18 of 36 remaining) [2022-12-14 08:42:02,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (17 of 36 remaining) [2022-12-14 08:42:02,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (16 of 36 remaining) [2022-12-14 08:42:02,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (15 of 36 remaining) [2022-12-14 08:42:02,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (14 of 36 remaining) [2022-12-14 08:42:02,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (13 of 36 remaining) [2022-12-14 08:42:02,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (12 of 36 remaining) [2022-12-14 08:42:02,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (11 of 36 remaining) [2022-12-14 08:42:02,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (10 of 36 remaining) [2022-12-14 08:42:02,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (9 of 36 remaining) [2022-12-14 08:42:02,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (8 of 36 remaining) [2022-12-14 08:42:02,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (7 of 36 remaining) [2022-12-14 08:42:02,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (6 of 36 remaining) [2022-12-14 08:42:02,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION (5 of 36 remaining) [2022-12-14 08:42:02,342 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION (4 of 36 remaining) [2022-12-14 08:42:02,342 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (3 of 36 remaining) [2022-12-14 08:42:02,342 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION (2 of 36 remaining) [2022-12-14 08:42:02,342 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (1 of 36 remaining) [2022-12-14 08:42:02,342 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION (0 of 36 remaining) [2022-12-14 08:42:02,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-12-14 08:42:02,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 08:42:02,549 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-14 08:42:02,587 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 1023) no Hoare annotation was computed. [2022-12-14 08:42:02,587 INFO L899 garLoopResultBuilder]: For program point L1026-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,588 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 977) no Hoare annotation was computed. [2022-12-14 08:42:02,588 INFO L899 garLoopResultBuilder]: For program point L977(line 977) no Hoare annotation was computed. [2022-12-14 08:42:02,588 INFO L899 garLoopResultBuilder]: For program point L977-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,589 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 999) no Hoare annotation was computed. [2022-12-14 08:42:02,589 INFO L899 garLoopResultBuilder]: For program point L1027(line 1027) no Hoare annotation was computed. [2022-12-14 08:42:02,589 INFO L899 garLoopResultBuilder]: For program point L1027-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,589 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 1016) no Hoare annotation was computed. [2022-12-14 08:42:02,590 INFO L899 garLoopResultBuilder]: For program point L1028(line 1028) no Hoare annotation was computed. [2022-12-14 08:42:02,590 INFO L899 garLoopResultBuilder]: For program point L995(line 995) no Hoare annotation was computed. [2022-12-14 08:42:02,590 INFO L899 garLoopResultBuilder]: For program point L1028-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,590 INFO L899 garLoopResultBuilder]: For program point L995-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,591 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 998) no Hoare annotation was computed. [2022-12-14 08:42:02,591 INFO L899 garLoopResultBuilder]: For program point L1012(line 1012) no Hoare annotation was computed. [2022-12-14 08:42:02,591 INFO L899 garLoopResultBuilder]: For program point L979(line 979) no Hoare annotation was computed. [2022-12-14 08:42:02,591 INFO L899 garLoopResultBuilder]: For program point L1012-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,592 INFO L899 garLoopResultBuilder]: For program point L979-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,592 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 1015) no Hoare annotation was computed. [2022-12-14 08:42:02,593 INFO L899 garLoopResultBuilder]: For program point L1029(line 1029) no Hoare annotation was computed. [2022-12-14 08:42:02,593 INFO L899 garLoopResultBuilder]: For program point L996(line 996) no Hoare annotation was computed. [2022-12-14 08:42:02,593 INFO L899 garLoopResultBuilder]: For program point L1029-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,593 INFO L899 garLoopResultBuilder]: For program point L996-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,594 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 991) no Hoare annotation was computed. [2022-12-14 08:42:02,594 INFO L899 garLoopResultBuilder]: For program point L1013(line 1013) no Hoare annotation was computed. [2022-12-14 08:42:02,594 INFO L899 garLoopResultBuilder]: For program point L1013-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,594 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 1008) no Hoare annotation was computed. [2022-12-14 08:42:02,595 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION(line 1028) no Hoare annotation was computed. [2022-12-14 08:42:02,595 INFO L899 garLoopResultBuilder]: For program point L1030(line 1030) no Hoare annotation was computed. [2022-12-14 08:42:02,595 INFO L899 garLoopResultBuilder]: For program point L997(line 997) no Hoare annotation was computed. [2022-12-14 08:42:02,596 INFO L899 garLoopResultBuilder]: For program point L997-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,596 INFO L899 garLoopResultBuilder]: For program point L1014(line 1014) no Hoare annotation was computed. [2022-12-14 08:42:02,596 INFO L899 garLoopResultBuilder]: For program point L1014-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,597 INFO L899 garLoopResultBuilder]: For program point L998(line 998) no Hoare annotation was computed. [2022-12-14 08:42:02,597 INFO L899 garLoopResultBuilder]: For program point L998-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,597 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 1017) no Hoare annotation was computed. [2022-12-14 08:42:02,597 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 995) no Hoare annotation was computed. [2022-12-14 08:42:02,597 INFO L899 garLoopResultBuilder]: For program point L1015(line 1015) no Hoare annotation was computed. [2022-12-14 08:42:02,597 INFO L899 garLoopResultBuilder]: For program point L1015-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,597 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 1012) no Hoare annotation was computed. [2022-12-14 08:42:02,597 INFO L899 garLoopResultBuilder]: For program point L999(line 999) no Hoare annotation was computed. [2022-12-14 08:42:02,597 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION(line 1030) no Hoare annotation was computed. [2022-12-14 08:42:02,597 INFO L899 garLoopResultBuilder]: For program point L966(lines 966 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,597 INFO L899 garLoopResultBuilder]: For program point L999-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,597 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-14 08:42:02,597 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 992) no Hoare annotation was computed. [2022-12-14 08:42:02,597 INFO L899 garLoopResultBuilder]: For program point L1016(line 1016) no Hoare annotation was computed. [2022-12-14 08:42:02,597 INFO L899 garLoopResultBuilder]: For program point L983(line 983) no Hoare annotation was computed. [2022-12-14 08:42:02,597 INFO L899 garLoopResultBuilder]: For program point L1016-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,598 INFO L899 garLoopResultBuilder]: For program point L983-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,598 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 1009) no Hoare annotation was computed. [2022-12-14 08:42:02,598 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION(line 1029) no Hoare annotation was computed. [2022-12-14 08:42:02,598 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 1024) no Hoare annotation was computed. [2022-12-14 08:42:02,598 INFO L899 garLoopResultBuilder]: For program point L1017(line 1017) no Hoare annotation was computed. [2022-12-14 08:42:02,598 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 979) no Hoare annotation was computed. [2022-12-14 08:42:02,598 INFO L899 garLoopResultBuilder]: For program point L1017-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,598 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2022-12-14 08:42:02,598 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 996) no Hoare annotation was computed. [2022-12-14 08:42:02,598 INFO L899 garLoopResultBuilder]: For program point L1018(line 1018) no Hoare annotation was computed. [2022-12-14 08:42:02,598 INFO L899 garLoopResultBuilder]: For program point L1018-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,598 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 1013) no Hoare annotation was computed. [2022-12-14 08:42:02,598 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 986) no Hoare annotation was computed. [2022-12-14 08:42:02,598 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-14 08:42:02,598 INFO L899 garLoopResultBuilder]: For program point L1019(line 1019) no Hoare annotation was computed. [2022-12-14 08:42:02,599 INFO L899 garLoopResultBuilder]: For program point L986(line 986) no Hoare annotation was computed. [2022-12-14 08:42:02,599 INFO L899 garLoopResultBuilder]: For program point L1019-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,599 INFO L899 garLoopResultBuilder]: For program point L986-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,599 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 1006) no Hoare annotation was computed. [2022-12-14 08:42:02,599 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION(line 1026) no Hoare annotation was computed. [2022-12-14 08:42:02,599 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION(line 1025) no Hoare annotation was computed. [2022-12-14 08:42:02,599 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 983) no Hoare annotation was computed. [2022-12-14 08:42:02,599 INFO L899 garLoopResultBuilder]: For program point L1004(line 1004) no Hoare annotation was computed. [2022-12-14 08:42:02,599 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2022-12-14 08:42:02,599 INFO L895 garLoopResultBuilder]: At program point L971(line 971) the Hoare annotation is: (= currentRoundingMode roundNearestTiesToEven) [2022-12-14 08:42:02,599 INFO L895 garLoopResultBuilder]: At program point L971-1(line 971) the Hoare annotation is: (= currentRoundingMode roundNearestTiesToEven) [2022-12-14 08:42:02,599 INFO L899 garLoopResultBuilder]: For program point L1004-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,599 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-14 08:42:02,599 INFO L899 garLoopResultBuilder]: For program point L1005(line 1005) no Hoare annotation was computed. [2022-12-14 08:42:02,599 INFO L899 garLoopResultBuilder]: For program point L972(line 972) no Hoare annotation was computed. [2022-12-14 08:42:02,599 INFO L899 garLoopResultBuilder]: For program point L1005-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,600 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 1018) no Hoare annotation was computed. [2022-12-14 08:42:02,600 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 990) no Hoare annotation was computed. [2022-12-14 08:42:02,600 INFO L899 garLoopResultBuilder]: For program point L1022(line 1022) no Hoare annotation was computed. [2022-12-14 08:42:02,600 INFO L899 garLoopResultBuilder]: For program point L1022-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,600 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 1007) no Hoare annotation was computed. [2022-12-14 08:42:02,600 INFO L899 garLoopResultBuilder]: For program point L1006(line 1006) no Hoare annotation was computed. [2022-12-14 08:42:02,600 INFO L899 garLoopResultBuilder]: For program point L1006-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,600 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION(line 1027) no Hoare annotation was computed. [2022-12-14 08:42:02,600 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-14 08:42:02,600 INFO L899 garLoopResultBuilder]: For program point L1023(line 1023) no Hoare annotation was computed. [2022-12-14 08:42:02,600 INFO L899 garLoopResultBuilder]: For program point L990(line 990) no Hoare annotation was computed. [2022-12-14 08:42:02,600 INFO L899 garLoopResultBuilder]: For program point L1023-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,600 INFO L899 garLoopResultBuilder]: For program point L990-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,600 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2022-12-14 08:42:02,600 INFO L899 garLoopResultBuilder]: For program point L1007(line 1007) no Hoare annotation was computed. [2022-12-14 08:42:02,600 INFO L899 garLoopResultBuilder]: For program point L1007-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,600 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 1022) no Hoare annotation was computed. [2022-12-14 08:42:02,601 INFO L899 garLoopResultBuilder]: For program point L1024(line 1024) no Hoare annotation was computed. [2022-12-14 08:42:02,601 INFO L899 garLoopResultBuilder]: For program point L991(line 991) no Hoare annotation was computed. [2022-12-14 08:42:02,601 INFO L899 garLoopResultBuilder]: For program point L1024-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,601 INFO L899 garLoopResultBuilder]: For program point L991-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,601 INFO L899 garLoopResultBuilder]: For program point L1008(line 1008) no Hoare annotation was computed. [2022-12-14 08:42:02,601 INFO L899 garLoopResultBuilder]: For program point L1008-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,601 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 1019) no Hoare annotation was computed. [2022-12-14 08:42:02,605 INFO L899 garLoopResultBuilder]: For program point L1025(line 1025) no Hoare annotation was computed. [2022-12-14 08:42:02,605 INFO L899 garLoopResultBuilder]: For program point L992(line 992) no Hoare annotation was computed. [2022-12-14 08:42:02,605 INFO L899 garLoopResultBuilder]: For program point L1025-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,605 INFO L899 garLoopResultBuilder]: For program point L992-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,605 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 997) no Hoare annotation was computed. [2022-12-14 08:42:02,605 INFO L899 garLoopResultBuilder]: For program point L1009(line 1009) no Hoare annotation was computed. [2022-12-14 08:42:02,605 INFO L899 garLoopResultBuilder]: For program point L976(line 976) no Hoare annotation was computed. [2022-12-14 08:42:02,605 INFO L899 garLoopResultBuilder]: For program point L976-1(line 976) no Hoare annotation was computed. [2022-12-14 08:42:02,605 INFO L899 garLoopResultBuilder]: For program point L1009-2(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,605 INFO L899 garLoopResultBuilder]: For program point L976-3(lines 967 1031) no Hoare annotation was computed. [2022-12-14 08:42:02,605 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 1014) no Hoare annotation was computed. [2022-12-14 08:42:02,605 INFO L899 garLoopResultBuilder]: For program point L1026(line 1026) no Hoare annotation was computed. [2022-12-14 08:42:02,605 INFO L899 garLoopResultBuilder]: For program point L3-2(lines 2 4) no Hoare annotation was computed. [2022-12-14 08:42:02,606 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2 4) the Hoare annotation is: true [2022-12-14 08:42:02,606 INFO L899 garLoopResultBuilder]: For program point L3(line 3) no Hoare annotation was computed. [2022-12-14 08:42:02,606 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2 4) no Hoare annotation was computed. [2022-12-14 08:42:02,608 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-12-14 08:42:02,610 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 08:42:02,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 08:42:02 BoogieIcfgContainer [2022-12-14 08:42:02,614 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 08:42:02,614 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 08:42:02,614 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 08:42:02,614 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 08:42:02,615 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:41:25" (3/4) ... [2022-12-14 08:42:02,617 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 08:42:02,621 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-12-14 08:42:02,625 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-12-14 08:42:02,625 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-14 08:42:02,625 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-14 08:42:02,626 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 08:42:02,658 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 08:42:02,658 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 08:42:02,659 INFO L158 Benchmark]: Toolchain (without parser) took 40659.99ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 52.6MB in the beginning and 67.0MB in the end (delta: -14.4MB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. [2022-12-14 08:42:02,659 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory is still 31.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 08:42:02,659 INFO L158 Benchmark]: CACSL2BoogieTranslator took 656.06ms. Allocated memory is still 81.8MB. Free memory was 52.3MB in the beginning and 53.6MB in the end (delta: -1.3MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2022-12-14 08:42:02,659 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.73ms. Allocated memory is still 81.8MB. Free memory was 53.6MB in the beginning and 50.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 08:42:02,659 INFO L158 Benchmark]: Boogie Preprocessor took 19.92ms. Allocated memory is still 81.8MB. Free memory was 50.8MB in the beginning and 48.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 08:42:02,660 INFO L158 Benchmark]: RCFGBuilder took 2955.26ms. Allocated memory is still 81.8MB. Free memory was 48.7MB in the beginning and 33.6MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 08:42:02,660 INFO L158 Benchmark]: TraceAbstraction took 36942.00ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 32.7MB in the beginning and 71.2MB in the end (delta: -38.5MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2022-12-14 08:42:02,660 INFO L158 Benchmark]: Witness Printer took 44.25ms. Allocated memory is still 98.6MB. Free memory was 71.2MB in the beginning and 67.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 08:42:02,661 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory is still 31.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 656.06ms. Allocated memory is still 81.8MB. Free memory was 52.3MB in the beginning and 53.6MB in the end (delta: -1.3MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.73ms. Allocated memory is still 81.8MB. Free memory was 53.6MB in the beginning and 50.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.92ms. Allocated memory is still 81.8MB. Free memory was 50.8MB in the beginning and 48.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2955.26ms. Allocated memory is still 81.8MB. Free memory was 48.7MB in the beginning and 33.6MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 36942.00ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 32.7MB in the beginning and 71.2MB in the end (delta: -38.5MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Witness Printer took 44.25ms. Allocated memory is still 98.6MB. Free memory was 71.2MB in the beginning and 67.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 976]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 977]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 979]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 983]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 986]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 990]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 991]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 992]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 995]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 996]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 997]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 998]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 999]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1004]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1005]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1006]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1007]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1008]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1009]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1012]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1013]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1014]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1015]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1016]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1017]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1018]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1019]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1022]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1023]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1024]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1025]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1026]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1027]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1028]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1029]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1030]: 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 2 procedures, 120 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 36.9s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 11.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5 mSolverCounterUnknown, 44 SdHoareTripleChecker+Valid, 11.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 44 mSDsluCounter, 116 SdHoareTripleChecker+Invalid, 11.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 57 IncrementalHoareTripleChecker+Unchecked, 27 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 168 IncrementalHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 89 mSDtfsCounter, 168 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 89 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 8.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=120occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 5 PreInvPairs, 6 NumberOfFragments, 7 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 22.0s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 87 ConstructedInterpolants, 2 QuantifiedInterpolants, 581 SizeOfPredicates, 8 NumberOfNonLiveVariables, 155 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 16/16 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! [2022-12-14 08:42:02,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7eb4695-abd6-4ba6-acac-19ca64f8dd13/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE