./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:33:27,960 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:33:28,024 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 01:33:28,028 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:33:28,029 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:33:28,054 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:33:28,054 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:33:28,055 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:33:28,056 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:33:28,056 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:33:28,057 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:33:28,057 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:33:28,058 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:33:28,058 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:33:28,059 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:33:28,059 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:33:28,060 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:33:28,060 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:33:28,061 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:33:28,061 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:33:28,062 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:33:28,066 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:33:28,066 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:33:28,066 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:33:28,067 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:33:28,067 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:33:28,067 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:33:28,068 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:33:28,068 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:33:28,068 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:33:28,069 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:33:28,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:33:28,069 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:33:28,070 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:33:28,070 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:33:28,070 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:33:28,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:33:28,070 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:33:28,071 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:33:28,071 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:33:28,071 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:33:28,071 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:33:28,072 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d [2023-11-29 01:33:28,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:33:28,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:33:28,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:33:28,330 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:33:28,330 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:33:28,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2023-11-29 01:33:31,147 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:33:31,387 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:33:31,387 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2023-11-29 01:33:31,403 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/data/fdfd7c4fd/141ac981809e41368e3ec24af2ac8f79/FLAG599e1813c [2023-11-29 01:33:31,418 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/data/fdfd7c4fd/141ac981809e41368e3ec24af2ac8f79 [2023-11-29 01:33:31,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:33:31,422 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:33:31,423 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:33:31,423 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:33:31,428 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:33:31,429 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:33:31" (1/1) ... [2023-11-29 01:33:31,430 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c6887d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:31, skipping insertion in model container [2023-11-29 01:33:31,430 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:33:31" (1/1) ... [2023-11-29 01:33:31,483 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:33:31,971 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:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:278) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2499) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2499) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:178) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:665) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:536) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1491) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1427) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:222) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:386) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3421) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-29 01:33:31,977 INFO L158 Benchmark]: Toolchain (without parser) took 554.40ms. Allocated memory is still 163.6MB. Free memory was 123.9MB in the beginning and 111.0MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 01:33:31,978 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory was 69.5MB in the beginning and 69.4MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:33:31,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 552.18ms. Allocated memory is still 163.6MB. Free memory was 123.9MB in the beginning and 111.0MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 01:33:31,980 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory was 69.5MB in the beginning and 69.4MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 552.18ms. Allocated memory is still 163.6MB. Free memory was 123.9MB in the beginning and 111.0MB in the end (delta: 12.9MB). 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:610) 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:33:33,730 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:33:33,803 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 01:33:33,808 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:33:33,808 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:33:33,833 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:33:33,833 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:33:33,834 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:33:33,834 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:33:33,835 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:33:33,836 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:33:33,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:33:33,837 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:33:33,837 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:33:33,838 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:33:33,838 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:33:33,839 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:33:33,839 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:33:33,840 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:33:33,840 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:33:33,841 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:33:33,841 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:33:33,842 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:33:33,842 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 01:33:33,843 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 01:33:33,843 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 01:33:33,844 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:33:33,844 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:33:33,844 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:33:33,845 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:33:33,845 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:33:33,845 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:33:33,846 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:33:33,846 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:33:33,846 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:33:33,846 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:33:33,847 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:33:33,847 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 01:33:33,847 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 01:33:33,847 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:33:33,848 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:33:33,848 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:33:33,848 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:33:33,848 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:33:33,848 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 01:33:33,849 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d [2023-11-29 01:33:34,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:33:34,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:33:34,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:33:34,195 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:33:34,195 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:33:34,197 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2023-11-29 01:33:36,989 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:33:37,223 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:33:37,224 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2023-11-29 01:33:37,240 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/data/4d5d23282/ad9da52f47174ed89b284677d2e33cce/FLAGdf02452f1 [2023-11-29 01:33:37,255 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/data/4d5d23282/ad9da52f47174ed89b284677d2e33cce [2023-11-29 01:33:37,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:33:37,259 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:33:37,260 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:33:37,260 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:33:37,266 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:33:37,266 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:33:37" (1/1) ... [2023-11-29 01:33:37,267 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e6b33b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:37, skipping insertion in model container [2023-11-29 01:33:37,267 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:33:37" (1/1) ... [2023-11-29 01:33:37,317 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:33:37,808 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41138,41151] [2023-11-29 01:33:37,811 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41179,41192] [2023-11-29 01:33:37,812 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41229,41242] [2023-11-29 01:33:37,812 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41279,41292] [2023-11-29 01:33:37,813 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41329,41342] [2023-11-29 01:33:37,813 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41381,41394] [2023-11-29 01:33:37,814 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41427,41440] [2023-11-29 01:33:37,815 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41470,41483] [2023-11-29 01:33:37,815 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41521,41534] [2023-11-29 01:33:37,816 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41562,41575] [2023-11-29 01:33:37,817 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41603,41616] [2023-11-29 01:33:37,817 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41649,41662] [2023-11-29 01:33:37,818 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41690,41703] [2023-11-29 01:33:37,818 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41743,41756] [2023-11-29 01:33:37,819 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41794,41807] [2023-11-29 01:33:37,819 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41842,41855] [2023-11-29 01:33:37,820 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41891,41904] [2023-11-29 01:33:37,821 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41934,41947] [2023-11-29 01:33:37,822 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41977,41990] [2023-11-29 01:33:37,822 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42041,42054] [2023-11-29 01:33:37,823 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42104,42117] [2023-11-29 01:33:37,823 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42144,42157] [2023-11-29 01:33:37,824 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42183,42196] [2023-11-29 01:33:37,824 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42229,42242] [2023-11-29 01:33:37,825 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42276,42289] [2023-11-29 01:33:37,826 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42324,42337] [2023-11-29 01:33:37,826 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42375,42388] [2023-11-29 01:33:37,827 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42419,42432] [2023-11-29 01:33:37,827 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42462,42475] [2023-11-29 01:33:37,828 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42507,42520] [2023-11-29 01:33:37,828 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42549,42562] [2023-11-29 01:33:37,829 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42592,42605] [2023-11-29 01:33:37,829 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42637,42650] [2023-11-29 01:33:37,830 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42683,42696] [2023-11-29 01:33:37,830 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42728,42741] [2023-11-29 01:33:37,831 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42771,42784] [2023-11-29 01:33:37,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:33:37,844 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:33:37,868 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41138,41151] [2023-11-29 01:33:37,869 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41179,41192] [2023-11-29 01:33:37,870 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41229,41242] [2023-11-29 01:33:37,870 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41279,41292] [2023-11-29 01:33:37,871 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41329,41342] [2023-11-29 01:33:37,872 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41381,41394] [2023-11-29 01:33:37,872 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41427,41440] [2023-11-29 01:33:37,873 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41470,41483] [2023-11-29 01:33:37,874 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41521,41534] [2023-11-29 01:33:37,874 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41562,41575] [2023-11-29 01:33:37,875 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41603,41616] [2023-11-29 01:33:37,876 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41649,41662] [2023-11-29 01:33:37,876 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41690,41703] [2023-11-29 01:33:37,877 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41743,41756] [2023-11-29 01:33:37,878 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41794,41807] [2023-11-29 01:33:37,878 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41842,41855] [2023-11-29 01:33:37,879 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41891,41904] [2023-11-29 01:33:37,880 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41934,41947] [2023-11-29 01:33:37,880 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41977,41990] [2023-11-29 01:33:37,881 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42041,42054] [2023-11-29 01:33:37,882 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42104,42117] [2023-11-29 01:33:37,882 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42144,42157] [2023-11-29 01:33:37,883 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42183,42196] [2023-11-29 01:33:37,883 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42229,42242] [2023-11-29 01:33:37,884 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42276,42289] [2023-11-29 01:33:37,885 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42324,42337] [2023-11-29 01:33:37,885 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42375,42388] [2023-11-29 01:33:37,886 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42419,42432] [2023-11-29 01:33:37,887 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42462,42475] [2023-11-29 01:33:37,887 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42507,42520] [2023-11-29 01:33:37,888 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42549,42562] [2023-11-29 01:33:37,888 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42592,42605] [2023-11-29 01:33:37,889 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42637,42650] [2023-11-29 01:33:37,889 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42683,42696] [2023-11-29 01:33:37,890 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42728,42741] [2023-11-29 01:33:37,890 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42771,42784] [2023-11-29 01:33:37,891 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:33:38,005 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:33:38,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:38 WrapperNode [2023-11-29 01:33:38,006 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:33:38,007 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:33:38,007 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:33:38,007 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:33:38,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:38" (1/1) ... [2023-11-29 01:33:38,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:38" (1/1) ... [2023-11-29 01:33:38,062 INFO L138 Inliner]: procedures = 449, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 125 [2023-11-29 01:33:38,063 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:33:38,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:33:38,064 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:33:38,064 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:33:38,073 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:38" (1/1) ... [2023-11-29 01:33:38,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:38" (1/1) ... [2023-11-29 01:33:38,075 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:38" (1/1) ... [2023-11-29 01:33:38,087 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 01:33:38,088 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:38" (1/1) ... [2023-11-29 01:33:38,088 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:38" (1/1) ... [2023-11-29 01:33:38,096 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:38" (1/1) ... [2023-11-29 01:33:38,098 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:38" (1/1) ... [2023-11-29 01:33:38,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:38" (1/1) ... [2023-11-29 01:33:38,103 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:38" (1/1) ... [2023-11-29 01:33:38,107 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:33:38,109 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:33:38,109 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:33:38,109 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:33:38,110 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:38" (1/1) ... [2023-11-29 01:33:38,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:33:38,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:33:38,144 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:33:38,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:33:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 01:33:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:33:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:33:38,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:33:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:33:38,176 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:33:38,276 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:33:38,278 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:33:39,875 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:33:39,899 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:33:39,899 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-29 01:33:39,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:33:39 BoogieIcfgContainer [2023-11-29 01:33:39,900 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:33:39,902 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:33:39,902 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:33:39,904 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:33:39,904 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:33:37" (1/3) ... [2023-11-29 01:33:39,905 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ac73263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:33:39, skipping insertion in model container [2023-11-29 01:33:39,905 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:38" (2/3) ... [2023-11-29 01:33:39,906 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ac73263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:33:39, skipping insertion in model container [2023-11-29 01:33:39,906 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:33:39" (3/3) ... [2023-11-29 01:33:39,907 INFO L112 eAbstractionObserver]: Analyzing ICFG float-no-simp2.i [2023-11-29 01:33:39,921 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:33:39,921 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2023-11-29 01:33:39,962 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:33:39,967 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@7e96c194, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:33:39,968 INFO L358 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2023-11-29 01:33:39,971 INFO L276 IsEmpty]: Start isEmpty. Operand has 118 states, 78 states have (on average 1.935897435897436) internal successors, (151), 114 states have internal predecessors, (151), 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) [2023-11-29 01:33:39,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-29 01:33:39,977 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:33:39,978 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:33:39,978 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)] === [2023-11-29 01:33:39,982 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:33:39,982 INFO L85 PathProgramCache]: Analyzing trace with hash 804207694, now seen corresponding path program 1 times [2023-11-29 01:33:39,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:33:39,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [386268179] [2023-11-29 01:33:39,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:33:39,992 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 [2023-11-29 01:33:39,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:33:39,994 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:33:40,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:33:40,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:40,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 01:33:40,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:33:40,085 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 01:33:40,085 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:33:40,086 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:33:40,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [386268179] [2023-11-29 01:33:40,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [386268179] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:33:40,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:33:40,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:33:40,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242031021] [2023-11-29 01:33:40,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:33:40,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:33:40,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:33:40,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:33:40,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:33:40,123 INFO L87 Difference]: Start difference. First operand has 118 states, 78 states have (on average 1.935897435897436) internal successors, (151), 114 states have internal predecessors, (151), 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 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2023-11-29 01:33:40,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:33:40,154 INFO L93 Difference]: Finished difference Result 174 states and 249 transitions. [2023-11-29 01:33:40,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:33:40,156 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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 14 [2023-11-29 01:33:40,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:33:40,161 INFO L225 Difference]: With dead ends: 174 [2023-11-29 01:33:40,161 INFO L226 Difference]: Without dead ends: 39 [2023-11-29 01:33:40,164 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:33:40,167 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:33:40,168 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 56 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:33:40,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2023-11-29 01:33:40,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2023-11-29 01:33:40,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 35 states have internal predecessors, (35), 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) [2023-11-29 01:33:40,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 39 transitions. [2023-11-29 01:33:40,201 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 39 transitions. Word has length 14 [2023-11-29 01:33:40,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:33:40,201 INFO L495 AbstractCegarLoop]: Abstraction has 39 states and 39 transitions. [2023-11-29 01:33:40,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2023-11-29 01:33:40,202 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 39 transitions. [2023-11-29 01:33:40,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-29 01:33:40,202 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:33:40,203 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:33:40,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:33:40,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:33:40,403 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)] === [2023-11-29 01:33:40,404 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:33:40,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1193811616, now seen corresponding path program 1 times [2023-11-29 01:33:40,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:33:40,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [602562015] [2023-11-29 01:33:40,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:33:40,405 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 [2023-11-29 01:33:40,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:33:40,406 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:33:40,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:33:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:41,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:33:41,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:33:41,376 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 01:33:41,377 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:33:41,377 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:33:41,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [602562015] [2023-11-29 01:33:41,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [602562015] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:33:41,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:33:41,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:33:41,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888427158] [2023-11-29 01:33:41,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:33:41,380 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:33:41,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:33:41,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:33:41,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:33:41,381 INFO L87 Difference]: Start difference. First operand 39 states and 39 transitions. Second operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 5 states have internal predecessors, (11), 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) [2023-11-29 01:33:45,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:33:49,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:33:53,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:33:57,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:34:01,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:34:05,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:34:05,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:34:05,990 INFO L93 Difference]: Finished difference Result 39 states and 39 transitions. [2023-11-29 01:34:06,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 01:34:06,008 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 5 states have internal predecessors, (11), 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 15 [2023-11-29 01:34:06,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:34:06,009 INFO L225 Difference]: With dead ends: 39 [2023-11-29 01:34:06,009 INFO L226 Difference]: Without dead ends: 31 [2023-11-29 01:34:06,010 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:34:06,011 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 46 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 3 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:34:06,011 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 14 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 83 Invalid, 6 Unknown, 0 Unchecked, 24.5s Time] [2023-11-29 01:34:06,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2023-11-29 01:34:06,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2023-11-29 01:34:06,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 26 states have (on average 1.0384615384615385) internal successors, (27), 27 states have internal predecessors, (27), 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) [2023-11-29 01:34:06,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 31 transitions. [2023-11-29 01:34:06,016 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 31 transitions. Word has length 15 [2023-11-29 01:34:06,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:34:06,017 INFO L495 AbstractCegarLoop]: Abstraction has 31 states and 31 transitions. [2023-11-29 01:34:06,017 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 5 states have internal predecessors, (11), 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) [2023-11-29 01:34:06,017 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 31 transitions. [2023-11-29 01:34:06,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-29 01:34:06,018 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:34:06,018 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] [2023-11-29 01:34:06,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:34:06,219 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:34:06,219 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)] === [2023-11-29 01:34:06,219 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:34:06,220 INFO L85 PathProgramCache]: Analyzing trace with hash -704155458, now seen corresponding path program 1 times [2023-11-29 01:34:06,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:34:06,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [684809381] [2023-11-29 01:34:06,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:34:06,220 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 [2023-11-29 01:34:06,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:34:06,221 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:34:06,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:34:07,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:34:07,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 01:34:07,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:34:23,652 WARN L854 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| .cse0) .cse0)) (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|)))) is different from false [2023-11-29 01:34:27,187 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-29 01:34:27,187 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:34:27,188 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:34:27,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [684809381] [2023-11-29 01:34:27,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [684809381] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:34:27,188 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:34:27,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:34:27,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96100042] [2023-11-29 01:34:27,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:34:27,189 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:34:27,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:34:27,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:34:27,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=11, Unknown=1, NotChecked=6, Total=30 [2023-11-29 01:34:27,190 INFO L87 Difference]: Start difference. First operand 31 states and 31 transitions. Second operand has 6 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 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) [2023-11-29 01:34:31,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:34:35,395 WARN L854 $PredicateComparison]: unable to prove that (and (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.eq (fp.mul c_currentRoundingMode |c_ULTIMATE.start_main_~f~0#1| .cse0) .cse0)) (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (let ((.cse1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| .cse1) .cse1)) (not (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) roundNearestTiesToEven (_ bv1 32))) |ULTIMATE.start_main_~f~0#1|)))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2023-11-29 01:34:39,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:34:39,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:34:39,533 INFO L93 Difference]: Finished difference Result 31 states and 31 transitions. [2023-11-29 01:34:39,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:34:39,552 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 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 26 [2023-11-29 01:34:39,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:34:39,552 INFO L225 Difference]: With dead ends: 31 [2023-11-29 01:34:39,553 INFO L226 Difference]: Without dead ends: 29 [2023-11-29 01:34:39,553 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.6s TimeCoverageRelationStatistics Valid=14, Invalid=12, Unknown=2, NotChecked=14, Total=42 [2023-11-29 01:34:39,554 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 9 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 25 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:34:39,554 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 19 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 41 Invalid, 2 Unknown, 25 Unchecked, 8.3s Time] [2023-11-29 01:34:39,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2023-11-29 01:34:39,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2023-11-29 01:34:39,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 25 states have (on average 1.0) internal successors, (25), 25 states have internal predecessors, (25), 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) [2023-11-29 01:34:39,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2023-11-29 01:34:39,557 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 29 transitions. Word has length 26 [2023-11-29 01:34:39,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:34:39,557 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 29 transitions. [2023-11-29 01:34:39,558 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 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) [2023-11-29 01:34:39,558 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2023-11-29 01:34:39,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-29 01:34:39,559 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:34:39,559 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] [2023-11-29 01:34:39,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 01:34:39,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:34:39,760 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)] === [2023-11-29 01:34:39,760 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:34:39,760 INFO L85 PathProgramCache]: Analyzing trace with hash -1306814570, now seen corresponding path program 1 times [2023-11-29 01:34:39,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:34:39,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2075580337] [2023-11-29 01:34:39,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:34:39,761 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 [2023-11-29 01:34:39,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:34:39,762 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:34:39,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:34:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:34:40,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 01:34:40,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:34:57,904 WARN L854 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| .cse0) .cse0)) (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|)))) is different from false [2023-11-29 01:35:01,918 WARN L876 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| .cse0) .cse0)) (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|)))) is different from true [2023-11-29 01:35:01,919 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-29 01:35:01,919 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:35:01,919 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:35:01,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2075580337] [2023-11-29 01:35:01,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2075580337] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:01,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:01,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:35:01,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014741071] [2023-11-29 01:35:01,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:01,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:35:01,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:35:01,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:35:01,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=10, Unknown=2, NotChecked=6, Total=30 [2023-11-29 01:35:01,921 INFO L87 Difference]: Start difference. First operand 29 states and 29 transitions. Second operand has 6 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 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) [2023-11-29 01:35:06,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:35:10,265 WARN L854 $PredicateComparison]: unable to prove that (and (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.eq (fp.mul c_currentRoundingMode |c_ULTIMATE.start_main_~f~0#1| .cse0) .cse0)) (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (let ((.cse1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| .cse1) .cse1)) (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|)))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2023-11-29 01:35:10,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:10,273 INFO L93 Difference]: Finished difference Result 29 states and 29 transitions. [2023-11-29 01:35:10,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:35:10,274 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 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 32 [2023-11-29 01:35:10,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:10,274 INFO L225 Difference]: With dead ends: 29 [2023-11-29 01:35:10,274 INFO L226 Difference]: Without dead ends: 0 [2023-11-29 01:35:10,274 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.1s TimeCoverageRelationStatistics Valid=14, Invalid=11, Unknown=3, NotChecked=14, Total=42 [2023-11-29 01:35:10,275 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 2 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 27 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:10,275 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 14 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 41 Invalid, 1 Unknown, 27 Unchecked, 4.3s Time] [2023-11-29 01:35:10,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-29 01:35:10,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-29 01:35:10,276 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) [2023-11-29 01:35:10,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-29 01:35:10,277 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2023-11-29 01:35:10,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:10,277 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 01:35:10,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 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) [2023-11-29 01:35:10,277 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-29 01:35:10,277 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-29 01:35:10,279 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (35 of 36 remaining) [2023-11-29 01:35:10,279 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (34 of 36 remaining) [2023-11-29 01:35:10,279 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (33 of 36 remaining) [2023-11-29 01:35:10,280 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (32 of 36 remaining) [2023-11-29 01:35:10,280 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (31 of 36 remaining) [2023-11-29 01:35:10,280 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (30 of 36 remaining) [2023-11-29 01:35:10,280 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (29 of 36 remaining) [2023-11-29 01:35:10,280 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (28 of 36 remaining) [2023-11-29 01:35:10,280 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (27 of 36 remaining) [2023-11-29 01:35:10,280 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (26 of 36 remaining) [2023-11-29 01:35:10,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (25 of 36 remaining) [2023-11-29 01:35:10,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (24 of 36 remaining) [2023-11-29 01:35:10,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (23 of 36 remaining) [2023-11-29 01:35:10,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (22 of 36 remaining) [2023-11-29 01:35:10,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (21 of 36 remaining) [2023-11-29 01:35:10,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (20 of 36 remaining) [2023-11-29 01:35:10,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (19 of 36 remaining) [2023-11-29 01:35:10,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (18 of 36 remaining) [2023-11-29 01:35:10,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (17 of 36 remaining) [2023-11-29 01:35:10,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (16 of 36 remaining) [2023-11-29 01:35:10,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (15 of 36 remaining) [2023-11-29 01:35:10,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (14 of 36 remaining) [2023-11-29 01:35:10,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (13 of 36 remaining) [2023-11-29 01:35:10,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (12 of 36 remaining) [2023-11-29 01:35:10,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (11 of 36 remaining) [2023-11-29 01:35:10,283 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (10 of 36 remaining) [2023-11-29 01:35:10,283 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (9 of 36 remaining) [2023-11-29 01:35:10,283 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (8 of 36 remaining) [2023-11-29 01:35:10,283 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (7 of 36 remaining) [2023-11-29 01:35:10,283 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (6 of 36 remaining) [2023-11-29 01:35:10,283 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION (5 of 36 remaining) [2023-11-29 01:35:10,283 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION (4 of 36 remaining) [2023-11-29 01:35:10,283 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (3 of 36 remaining) [2023-11-29 01:35:10,284 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION (2 of 36 remaining) [2023-11-29 01:35:10,284 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (1 of 36 remaining) [2023-11-29 01:35:10,284 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION (0 of 36 remaining) [2023-11-29 01:35:10,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 01:35:10,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:35:10,486 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-29 01:35:10,504 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 1023) no Hoare annotation was computed. [2023-11-29 01:35:10,505 INFO L899 garLoopResultBuilder]: For program point L1026-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,505 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 977) no Hoare annotation was computed. [2023-11-29 01:35:10,505 INFO L899 garLoopResultBuilder]: For program point L977(line 977) no Hoare annotation was computed. [2023-11-29 01:35:10,505 INFO L899 garLoopResultBuilder]: For program point L977-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,505 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 999) no Hoare annotation was computed. [2023-11-29 01:35:10,506 INFO L899 garLoopResultBuilder]: For program point L1027(line 1027) no Hoare annotation was computed. [2023-11-29 01:35:10,506 INFO L899 garLoopResultBuilder]: For program point L1027-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,506 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 1016) no Hoare annotation was computed. [2023-11-29 01:35:10,506 INFO L899 garLoopResultBuilder]: For program point L1028(line 1028) no Hoare annotation was computed. [2023-11-29 01:35:10,506 INFO L899 garLoopResultBuilder]: For program point L995(line 995) no Hoare annotation was computed. [2023-11-29 01:35:10,506 INFO L899 garLoopResultBuilder]: For program point L1028-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,507 INFO L899 garLoopResultBuilder]: For program point L995-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,507 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 998) no Hoare annotation was computed. [2023-11-29 01:35:10,507 INFO L899 garLoopResultBuilder]: For program point L1012(line 1012) no Hoare annotation was computed. [2023-11-29 01:35:10,507 INFO L899 garLoopResultBuilder]: For program point L979(line 979) no Hoare annotation was computed. [2023-11-29 01:35:10,507 INFO L899 garLoopResultBuilder]: For program point L1012-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,507 INFO L899 garLoopResultBuilder]: For program point L979-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,508 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 1015) no Hoare annotation was computed. [2023-11-29 01:35:10,508 INFO L899 garLoopResultBuilder]: For program point L1029(line 1029) no Hoare annotation was computed. [2023-11-29 01:35:10,508 INFO L899 garLoopResultBuilder]: For program point L996(line 996) no Hoare annotation was computed. [2023-11-29 01:35:10,508 INFO L899 garLoopResultBuilder]: For program point L1029-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,508 INFO L899 garLoopResultBuilder]: For program point L996-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,509 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 991) no Hoare annotation was computed. [2023-11-29 01:35:10,509 INFO L899 garLoopResultBuilder]: For program point L1013(line 1013) no Hoare annotation was computed. [2023-11-29 01:35:10,509 INFO L899 garLoopResultBuilder]: For program point L1013-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,509 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 1008) no Hoare annotation was computed. [2023-11-29 01:35:10,509 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION(line 1028) no Hoare annotation was computed. [2023-11-29 01:35:10,509 INFO L899 garLoopResultBuilder]: For program point L1030(line 1030) no Hoare annotation was computed. [2023-11-29 01:35:10,509 INFO L899 garLoopResultBuilder]: For program point L997(line 997) no Hoare annotation was computed. [2023-11-29 01:35:10,509 INFO L899 garLoopResultBuilder]: For program point L997-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,510 INFO L899 garLoopResultBuilder]: For program point L1014(line 1014) no Hoare annotation was computed. [2023-11-29 01:35:10,510 INFO L899 garLoopResultBuilder]: For program point L1014-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,510 INFO L899 garLoopResultBuilder]: For program point L998(line 998) no Hoare annotation was computed. [2023-11-29 01:35:10,510 INFO L899 garLoopResultBuilder]: For program point L998-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,510 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 1017) no Hoare annotation was computed. [2023-11-29 01:35:10,510 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 995) no Hoare annotation was computed. [2023-11-29 01:35:10,510 INFO L899 garLoopResultBuilder]: For program point L1015(line 1015) no Hoare annotation was computed. [2023-11-29 01:35:10,510 INFO L899 garLoopResultBuilder]: For program point L1015-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,511 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 1012) no Hoare annotation was computed. [2023-11-29 01:35:10,511 INFO L899 garLoopResultBuilder]: For program point L999(line 999) no Hoare annotation was computed. [2023-11-29 01:35:10,511 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION(line 1030) no Hoare annotation was computed. [2023-11-29 01:35:10,511 INFO L899 garLoopResultBuilder]: For program point L966(lines 966 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,511 INFO L899 garLoopResultBuilder]: For program point L999-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,511 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-29 01:35:10,511 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 992) no Hoare annotation was computed. [2023-11-29 01:35:10,511 INFO L899 garLoopResultBuilder]: For program point L1016(line 1016) no Hoare annotation was computed. [2023-11-29 01:35:10,512 INFO L899 garLoopResultBuilder]: For program point L983(line 983) no Hoare annotation was computed. [2023-11-29 01:35:10,512 INFO L899 garLoopResultBuilder]: For program point L1016-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,512 INFO L899 garLoopResultBuilder]: For program point L983-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,512 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 1009) no Hoare annotation was computed. [2023-11-29 01:35:10,512 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION(line 1029) no Hoare annotation was computed. [2023-11-29 01:35:10,512 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 1024) no Hoare annotation was computed. [2023-11-29 01:35:10,513 INFO L899 garLoopResultBuilder]: For program point L1017(line 1017) no Hoare annotation was computed. [2023-11-29 01:35:10,513 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 979) no Hoare annotation was computed. [2023-11-29 01:35:10,513 INFO L899 garLoopResultBuilder]: For program point L1017-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,513 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2023-11-29 01:35:10,513 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 996) no Hoare annotation was computed. [2023-11-29 01:35:10,514 INFO L899 garLoopResultBuilder]: For program point L1018(line 1018) no Hoare annotation was computed. [2023-11-29 01:35:10,514 INFO L899 garLoopResultBuilder]: For program point L1018-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,514 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 1013) no Hoare annotation was computed. [2023-11-29 01:35:10,514 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 986) no Hoare annotation was computed. [2023-11-29 01:35:10,514 INFO L899 garLoopResultBuilder]: For program point L1019(line 1019) no Hoare annotation was computed. [2023-11-29 01:35:10,514 INFO L899 garLoopResultBuilder]: For program point L986(line 986) no Hoare annotation was computed. [2023-11-29 01:35:10,515 INFO L899 garLoopResultBuilder]: For program point L1019-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,515 INFO L899 garLoopResultBuilder]: For program point L986-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,515 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 1006) no Hoare annotation was computed. [2023-11-29 01:35:10,515 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION(line 1026) no Hoare annotation was computed. [2023-11-29 01:35:10,515 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION(line 1025) no Hoare annotation was computed. [2023-11-29 01:35:10,516 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 983) no Hoare annotation was computed. [2023-11-29 01:35:10,516 INFO L899 garLoopResultBuilder]: For program point L1004(line 1004) no Hoare annotation was computed. [2023-11-29 01:35:10,516 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2023-11-29 01:35:10,516 INFO L895 garLoopResultBuilder]: At program point L971(line 971) the Hoare annotation is: (= currentRoundingMode roundNearestTiesToEven) [2023-11-29 01:35:10,516 INFO L895 garLoopResultBuilder]: At program point L971-1(line 971) the Hoare annotation is: (= currentRoundingMode roundNearestTiesToEven) [2023-11-29 01:35:10,517 INFO L899 garLoopResultBuilder]: For program point L1004-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,517 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 01:35:10,517 INFO L899 garLoopResultBuilder]: For program point L1005(line 1005) no Hoare annotation was computed. [2023-11-29 01:35:10,517 INFO L899 garLoopResultBuilder]: For program point L972(line 972) no Hoare annotation was computed. [2023-11-29 01:35:10,517 INFO L899 garLoopResultBuilder]: For program point L1005-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,517 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 1018) no Hoare annotation was computed. [2023-11-29 01:35:10,518 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 990) no Hoare annotation was computed. [2023-11-29 01:35:10,518 INFO L899 garLoopResultBuilder]: For program point L1022(line 1022) no Hoare annotation was computed. [2023-11-29 01:35:10,518 INFO L899 garLoopResultBuilder]: For program point L1022-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,518 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 1007) no Hoare annotation was computed. [2023-11-29 01:35:10,518 INFO L899 garLoopResultBuilder]: For program point L1006(line 1006) no Hoare annotation was computed. [2023-11-29 01:35:10,518 INFO L899 garLoopResultBuilder]: For program point L1006-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,518 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION(line 1027) no Hoare annotation was computed. [2023-11-29 01:35:10,519 INFO L899 garLoopResultBuilder]: For program point L1023(line 1023) no Hoare annotation was computed. [2023-11-29 01:35:10,519 INFO L899 garLoopResultBuilder]: For program point L990(line 990) no Hoare annotation was computed. [2023-11-29 01:35:10,519 INFO L899 garLoopResultBuilder]: For program point L1023-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,519 INFO L899 garLoopResultBuilder]: For program point L990-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,519 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2023-11-29 01:35:10,519 INFO L899 garLoopResultBuilder]: For program point L1007(line 1007) no Hoare annotation was computed. [2023-11-29 01:35:10,519 INFO L899 garLoopResultBuilder]: For program point L1007-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,520 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 1022) no Hoare annotation was computed. [2023-11-29 01:35:10,520 INFO L899 garLoopResultBuilder]: For program point L1024(line 1024) no Hoare annotation was computed. [2023-11-29 01:35:10,520 INFO L899 garLoopResultBuilder]: For program point L991(line 991) no Hoare annotation was computed. [2023-11-29 01:35:10,520 INFO L899 garLoopResultBuilder]: For program point L1024-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,520 INFO L899 garLoopResultBuilder]: For program point L991-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,520 INFO L899 garLoopResultBuilder]: For program point L1008(line 1008) no Hoare annotation was computed. [2023-11-29 01:35:10,520 INFO L899 garLoopResultBuilder]: For program point L1008-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,520 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 1019) no Hoare annotation was computed. [2023-11-29 01:35:10,521 INFO L899 garLoopResultBuilder]: For program point L1025(line 1025) no Hoare annotation was computed. [2023-11-29 01:35:10,521 INFO L899 garLoopResultBuilder]: For program point L992(line 992) no Hoare annotation was computed. [2023-11-29 01:35:10,521 INFO L899 garLoopResultBuilder]: For program point L1025-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,521 INFO L899 garLoopResultBuilder]: For program point L992-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,521 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 997) no Hoare annotation was computed. [2023-11-29 01:35:10,521 INFO L899 garLoopResultBuilder]: For program point L1009(line 1009) no Hoare annotation was computed. [2023-11-29 01:35:10,521 INFO L899 garLoopResultBuilder]: For program point L976(line 976) no Hoare annotation was computed. [2023-11-29 01:35:10,521 INFO L899 garLoopResultBuilder]: For program point L976-1(line 976) no Hoare annotation was computed. [2023-11-29 01:35:10,522 INFO L899 garLoopResultBuilder]: For program point L1009-2(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,522 INFO L899 garLoopResultBuilder]: For program point L976-3(lines 967 1031) no Hoare annotation was computed. [2023-11-29 01:35:10,522 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 1014) no Hoare annotation was computed. [2023-11-29 01:35:10,522 INFO L899 garLoopResultBuilder]: For program point L1026(line 1026) no Hoare annotation was computed. [2023-11-29 01:35:10,522 INFO L899 garLoopResultBuilder]: For program point L3-2(lines 2 4) no Hoare annotation was computed. [2023-11-29 01:35:10,522 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2 4) the Hoare annotation is: true [2023-11-29 01:35:10,522 INFO L899 garLoopResultBuilder]: For program point L3(line 3) no Hoare annotation was computed. [2023-11-29 01:35:10,522 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2 4) no Hoare annotation was computed. [2023-11-29 01:35:10,525 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-29 01:35:10,527 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 01:35:10,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 01:35:10 BoogieIcfgContainer [2023-11-29 01:35:10,539 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 01:35:10,540 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 01:35:10,540 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 01:35:10,540 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 01:35:10,540 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:33:39" (3/4) ... [2023-11-29 01:35:10,542 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 01:35:10,545 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-29 01:35:10,552 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-29 01:35:10,552 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-29 01:35:10,552 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-29 01:35:10,553 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 01:35:10,634 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 01:35:10,634 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 01:35:10,635 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 01:35:10,636 INFO L158 Benchmark]: Toolchain (without parser) took 93376.51ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 39.5MB in the beginning and 55.6MB in the end (delta: -16.1MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2023-11-29 01:35:10,636 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 71.3MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:35:10,637 INFO L158 Benchmark]: CACSL2BoogieTranslator took 745.89ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 39.3MB in the beginning and 50.7MB in the end (delta: -11.4MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-11-29 01:35:10,637 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.99ms. Allocated memory is still 94.4MB. Free memory was 50.7MB in the beginning and 47.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 01:35:10,637 INFO L158 Benchmark]: Boogie Preprocessor took 44.37ms. Allocated memory is still 94.4MB. Free memory was 47.8MB in the beginning and 45.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 01:35:10,638 INFO L158 Benchmark]: RCFGBuilder took 1791.30ms. Allocated memory is still 94.4MB. Free memory was 45.2MB in the beginning and 54.8MB in the end (delta: -9.5MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-11-29 01:35:10,638 INFO L158 Benchmark]: TraceAbstraction took 90637.23ms. Allocated memory is still 94.4MB. Free memory was 54.3MB in the beginning and 61.9MB in the end (delta: -7.6MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2023-11-29 01:35:10,638 INFO L158 Benchmark]: Witness Printer took 95.25ms. Allocated memory is still 94.4MB. Free memory was 61.9MB in the beginning and 55.6MB in the end (delta: 6.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 01:35:10,640 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 71.3MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 745.89ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 39.3MB in the beginning and 50.7MB in the end (delta: -11.4MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.99ms. Allocated memory is still 94.4MB. Free memory was 50.7MB in the beginning and 47.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.37ms. Allocated memory is still 94.4MB. Free memory was 47.8MB in the beginning and 45.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1791.30ms. Allocated memory is still 94.4MB. Free memory was 45.2MB in the beginning and 54.8MB in the end (delta: -9.5MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * TraceAbstraction took 90637.23ms. Allocated memory is still 94.4MB. Free memory was 54.3MB in the beginning and 61.9MB in the end (delta: -7.6MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * Witness Printer took 95.25ms. Allocated memory is still 94.4MB. Free memory was 61.9MB in the beginning and 55.6MB in the end (delta: 6.3MB). 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]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 977]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 979]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 983]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 986]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 990]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 991]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 992]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 995]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 996]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 997]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 998]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 999]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1004]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1005]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1006]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1007]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1008]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1009]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1012]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1013]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1014]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1015]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1016]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1017]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1018]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1019]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1022]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1023]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1024]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1025]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1026]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1027]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1028]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1029]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1030]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 118 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 90.6s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 45.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 9 mSolverCounterUnknown, 57 SdHoareTripleChecker+Valid, 37.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 57 mSDsluCounter, 103 SdHoareTripleChecker+Invalid, 37.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 52 IncrementalHoareTripleChecker+Unchecked, 24 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 167 IncrementalHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 79 mSDtfsCounter, 167 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 87 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 23.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=118occurred 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, 2.7s SatisfiabilityAnalysisTime, 41.4s InterpolantComputationTime, 87 NumberOfCodeBlocks, 87 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 83 ConstructedInterpolants, 2 QuantifiedInterpolants, 567 SizeOfPredicates, 8 NumberOfNonLiveVariables, 143 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! [2023-11-29 01:35:10,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7949ab86-1355-47f1-9610-d6016e02e765/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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