./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/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 ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:57:22,912 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:57:22,979 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 03:57:22,985 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:57:22,986 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:57:23,012 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:57:23,013 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:57:23,014 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:57:23,014 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:57:23,015 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:57:23,015 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:57:23,016 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:57:23,017 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:57:23,017 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:57:23,018 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:57:23,018 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:57:23,019 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:57:23,019 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:57:23,020 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 03:57:23,020 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:57:23,021 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:57:23,021 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:57:23,022 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:57:23,022 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:57:23,022 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:57:23,023 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:57:23,023 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:57:23,024 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:57:23,024 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:57:23,025 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:57:23,025 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:57:23,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:57:23,026 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:57:23,026 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:57:23,027 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:57:23,027 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 03:57:23,027 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 03:57:23,028 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:57:23,028 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:57:23,028 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:57:23,028 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:57:23,029 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:57:23,029 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 [2023-11-29 03:57:23,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:57:23,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:57:23,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:57:23,274 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:57:23,274 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:57:23,275 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2023-11-29 03:57:26,196 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:57:26,435 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:57:26,436 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2023-11-29 03:57:26,453 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/data/3ffb89c6f/2717a556bd784bfd9412b60f67076b9c/FLAGa31a579e0 [2023-11-29 03:57:26,465 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/data/3ffb89c6f/2717a556bd784bfd9412b60f67076b9c [2023-11-29 03:57:26,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:57:26,469 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:57:26,470 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:57:26,470 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:57:26,475 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:57:26,476 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:57:26" (1/1) ... [2023-11-29 03:57:26,477 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3736f85b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:57:26, skipping insertion in model container [2023-11-29 03:57:26,477 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:57:26" (1/1) ... [2023-11-29 03:57:26,532 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:57:27,085 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: fpclassify 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:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) 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.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:1671) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) 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 03:57:27,090 INFO L158 Benchmark]: Toolchain (without parser) took 619.99ms. Allocated memory is still 146.8MB. Free memory was 108.7MB in the beginning and 96.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 03:57:27,090 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 98.6MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:57:27,091 INFO L158 Benchmark]: CACSL2BoogieTranslator took 618.28ms. Allocated memory is still 146.8MB. Free memory was 108.7MB in the beginning and 96.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 03:57:27,092 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 98.6MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 618.28ms. Allocated memory is still 146.8MB. Free memory was 108.7MB in the beginning and 96.2MB in the end (delta: 12.6MB). 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: fpclassify de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify: 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/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 ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:57:28,832 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:57:28,897 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 03:57:28,902 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:57:28,903 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:57:28,927 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:57:28,928 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:57:28,928 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:57:28,929 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:57:28,929 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:57:28,930 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:57:28,931 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:57:28,931 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:57:28,932 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:57:28,932 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:57:28,933 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:57:28,933 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:57:28,934 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:57:28,934 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:57:28,935 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:57:28,935 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:57:28,936 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:57:28,936 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:57:28,937 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 03:57:28,937 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 03:57:28,938 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 03:57:28,938 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:57:28,938 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:57:28,939 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:57:28,939 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:57:28,939 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:57:28,940 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:57:28,940 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:57:28,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:57:28,941 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:57:28,941 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:57:28,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:57:28,941 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 03:57:28,941 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 03:57:28,942 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:57:28,942 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:57:28,942 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:57:28,942 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:57:28,942 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:57:28,943 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 03:57:28,943 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 [2023-11-29 03:57:29,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:57:29,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:57:29,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:57:29,259 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:57:29,260 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:57:29,261 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2023-11-29 03:57:32,227 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:57:32,503 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:57:32,504 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2023-11-29 03:57:32,520 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/data/c2adca521/0b3bd7f72c064eebbe79015be6d0f7a4/FLAGbd1c728a1 [2023-11-29 03:57:32,535 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/data/c2adca521/0b3bd7f72c064eebbe79015be6d0f7a4 [2023-11-29 03:57:32,538 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:57:32,540 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:57:32,541 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:57:32,541 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:57:32,546 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:57:32,547 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:57:32" (1/1) ... [2023-11-29 03:57:32,548 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@639e2afa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:57:32, skipping insertion in model container [2023-11-29 03:57:32,548 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:57:32" (1/1) ... [2023-11-29 03:57:32,604 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:57:33,277 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41004,41017] [2023-11-29 03:57:33,282 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41250,41263] [2023-11-29 03:57:33,283 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41501,41514] [2023-11-29 03:57:33,284 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41728,41741] [2023-11-29 03:57:33,286 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41969,41982] [2023-11-29 03:57:33,288 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42292,42305] [2023-11-29 03:57:33,289 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42618,42631] [2023-11-29 03:57:33,290 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42692,42705] [2023-11-29 03:57:33,293 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42943,42956] [2023-11-29 03:57:33,295 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43279,43292] [2023-11-29 03:57:33,296 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43602,43615] [2023-11-29 03:57:33,298 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43928,43941] [2023-11-29 03:57:33,299 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44003,44016] [2023-11-29 03:57:33,301 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44254,44267] [2023-11-29 03:57:33,303 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44590,44603] [2023-11-29 03:57:33,304 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44913,44926] [2023-11-29 03:57:33,306 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45239,45252] [2023-11-29 03:57:33,307 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45313,45326] [2023-11-29 03:57:33,308 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45388,45401] [2023-11-29 03:57:33,310 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45639,45652] [2023-11-29 03:57:33,311 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45975,45988] [2023-11-29 03:57:33,313 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[46211,46224] [2023-11-29 03:57:33,314 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[46393,46406] [2023-11-29 03:57:33,316 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[46571,46584] [2023-11-29 03:57:33,317 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[46894,46907] [2023-11-29 03:57:33,319 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[47220,47233] [2023-11-29 03:57:33,321 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[47486,47499] [2023-11-29 03:57:33,322 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[47546,47559] [2023-11-29 03:57:33,323 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[47606,47619] [2023-11-29 03:57:33,324 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[47863,47876] [2023-11-29 03:57:33,326 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[48120,48133] [2023-11-29 03:57:33,326 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[48178,48191] [2023-11-29 03:57:33,328 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[48349,48362] [2023-11-29 03:57:33,329 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[48585,48598] [2023-11-29 03:57:33,331 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[48756,48769] [2023-11-29 03:57:33,332 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[49007,49020] [2023-11-29 03:57:33,334 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[49343,49356] [2023-11-29 03:57:33,335 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[49515,49528] [2023-11-29 03:57:33,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:57:33,352 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:57:33,394 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41004,41017] [2023-11-29 03:57:33,402 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41250,41263] [2023-11-29 03:57:33,405 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41501,41514] [2023-11-29 03:57:33,408 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41728,41741] [2023-11-29 03:57:33,410 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41969,41982] [2023-11-29 03:57:33,415 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42292,42305] [2023-11-29 03:57:33,417 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42618,42631] [2023-11-29 03:57:33,418 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42692,42705] [2023-11-29 03:57:33,420 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42943,42956] [2023-11-29 03:57:33,429 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43279,43292] [2023-11-29 03:57:33,432 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43602,43615] [2023-11-29 03:57:33,433 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43928,43941] [2023-11-29 03:57:33,434 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44003,44016] [2023-11-29 03:57:33,435 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44254,44267] [2023-11-29 03:57:33,436 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44590,44603] [2023-11-29 03:57:33,437 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44913,44926] [2023-11-29 03:57:33,438 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45239,45252] [2023-11-29 03:57:33,439 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45313,45326] [2023-11-29 03:57:33,439 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45388,45401] [2023-11-29 03:57:33,440 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45639,45652] [2023-11-29 03:57:33,441 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45975,45988] [2023-11-29 03:57:33,442 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[46211,46224] [2023-11-29 03:57:33,444 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[46393,46406] [2023-11-29 03:57:33,444 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[46571,46584] [2023-11-29 03:57:33,445 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[46894,46907] [2023-11-29 03:57:33,446 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[47220,47233] [2023-11-29 03:57:33,456 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[47486,47499] [2023-11-29 03:57:33,457 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[47546,47559] [2023-11-29 03:57:33,458 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[47606,47619] [2023-11-29 03:57:33,459 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[47863,47876] [2023-11-29 03:57:33,460 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[48120,48133] [2023-11-29 03:57:33,461 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[48178,48191] [2023-11-29 03:57:33,462 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[48349,48362] [2023-11-29 03:57:33,463 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[48585,48598] [2023-11-29 03:57:33,464 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[48756,48769] [2023-11-29 03:57:33,466 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[49007,49020] [2023-11-29 03:57:33,467 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[49343,49356] [2023-11-29 03:57:33,468 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_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[49515,49528] [2023-11-29 03:57:33,469 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:57:33,597 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:57:33,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:57:33 WrapperNode [2023-11-29 03:57:33,598 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:57:33,599 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:57:33,599 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:57:33,599 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:57:33,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:57:33" (1/1) ... [2023-11-29 03:57:33,633 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:57:33" (1/1) ... [2023-11-29 03:57:33,663 INFO L138 Inliner]: procedures = 448, calls = 6, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 157 [2023-11-29 03:57:33,664 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:57:33,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:57:33,665 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:57:33,665 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:57:33,676 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:57:33" (1/1) ... [2023-11-29 03:57:33,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:57:33" (1/1) ... [2023-11-29 03:57:33,679 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:57:33" (1/1) ... [2023-11-29 03:57:33,691 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 03:57:33,692 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:57:33" (1/1) ... [2023-11-29 03:57:33,692 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:57:33" (1/1) ... [2023-11-29 03:57:33,701 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:57:33" (1/1) ... [2023-11-29 03:57:33,703 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:57:33" (1/1) ... [2023-11-29 03:57:33,706 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:57:33" (1/1) ... [2023-11-29 03:57:33,708 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:57:33" (1/1) ... [2023-11-29 03:57:33,713 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:57:33,714 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:57:33,714 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:57:33,714 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:57:33,715 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:57:33" (1/1) ... [2023-11-29 03:57:33,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:57:33,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:57:33,745 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:57:33,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:57:33,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 03:57:33,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:57:33,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:57:33,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:57:33,887 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:57:33,889 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:57:35,516 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:57:35,537 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:57:35,537 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-29 03:57:35,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:57:35 BoogieIcfgContainer [2023-11-29 03:57:35,538 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:57:35,541 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:57:35,541 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:57:35,544 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:57:35,544 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:57:32" (1/3) ... [2023-11-29 03:57:35,545 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63a3c23a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:57:35, skipping insertion in model container [2023-11-29 03:57:35,545 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:57:33" (2/3) ... [2023-11-29 03:57:35,546 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63a3c23a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:57:35, skipping insertion in model container [2023-11-29 03:57:35,546 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:57:35" (3/3) ... [2023-11-29 03:57:35,547 INFO L112 eAbstractionObserver]: Analyzing ICFG float-flags-simp1.i [2023-11-29 03:57:35,563 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:57:35,563 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2023-11-29 03:57:35,606 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:57:35,612 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;@4a49c8b1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:57:35,612 INFO L358 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2023-11-29 03:57:35,616 INFO L276 IsEmpty]: Start isEmpty. Operand has 118 states, 79 states have (on average 1.9620253164556962) internal successors, (155), 117 states have internal predecessors, (155), 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 03:57:35,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-29 03:57:35,621 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:57:35,621 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-29 03:57:35,622 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 35 more)] === [2023-11-29 03:57:35,626 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:57:35,627 INFO L85 PathProgramCache]: Analyzing trace with hash 328823, now seen corresponding path program 1 times [2023-11-29 03:57:35,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:57:35,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1537440107] [2023-11-29 03:57:35,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:57:35,637 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 03:57:35,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:57:35,668 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/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 03:57:35,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/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 03:57:35,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:35,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 03:57:35,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:57:35,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:57:35,795 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:57:35,795 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:57:35,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1537440107] [2023-11-29 03:57:35,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1537440107] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:57:35,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:57:35,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:57:35,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715559252] [2023-11-29 03:57:35,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:57:35,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:57:35,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:57:35,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:57:35,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:57:35,831 INFO L87 Difference]: Start difference. First operand has 118 states, 79 states have (on average 1.9620253164556962) internal successors, (155), 117 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 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 03:57:36,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:57:36,154 INFO L93 Difference]: Finished difference Result 168 states and 241 transitions. [2023-11-29 03:57:36,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:57:36,156 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2023-11-29 03:57:36,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:57:36,162 INFO L225 Difference]: With dead ends: 168 [2023-11-29 03:57:36,163 INFO L226 Difference]: Without dead ends: 50 [2023-11-29 03:57:36,165 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:57:36,168 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 50 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:57:36,169 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 20 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 03:57:36,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2023-11-29 03:57:36,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2023-11-29 03:57:36,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 45 states have (on average 1.0888888888888888) internal successors, (49), 49 states have internal predecessors, (49), 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 03:57:36,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 49 transitions. [2023-11-29 03:57:36,197 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 49 transitions. Word has length 3 [2023-11-29 03:57:36,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:57:36,197 INFO L495 AbstractCegarLoop]: Abstraction has 50 states and 49 transitions. [2023-11-29 03:57:36,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 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 03:57:36,198 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 49 transitions. [2023-11-29 03:57:36,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-29 03:57:36,199 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:57:36,199 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:57:36,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/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 03:57:36,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/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 03:57:36,400 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 35 more)] === [2023-11-29 03:57:36,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:57:36,401 INFO L85 PathProgramCache]: Analyzing trace with hash 733846703, now seen corresponding path program 1 times [2023-11-29 03:57:36,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:57:36,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1597644502] [2023-11-29 03:57:36,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:57:36,402 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 03:57:36,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:57:36,404 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/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 03:57:36,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/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 03:57:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:57:36,649 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:57:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:57:36,863 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2023-11-29 03:57:36,863 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 03:57:36,864 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (37 of 38 remaining) [2023-11-29 03:57:36,866 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (36 of 38 remaining) [2023-11-29 03:57:36,866 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (35 of 38 remaining) [2023-11-29 03:57:36,866 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (34 of 38 remaining) [2023-11-29 03:57:36,866 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (33 of 38 remaining) [2023-11-29 03:57:36,867 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (32 of 38 remaining) [2023-11-29 03:57:36,867 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (31 of 38 remaining) [2023-11-29 03:57:36,867 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (30 of 38 remaining) [2023-11-29 03:57:36,867 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (29 of 38 remaining) [2023-11-29 03:57:36,867 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (28 of 38 remaining) [2023-11-29 03:57:36,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (27 of 38 remaining) [2023-11-29 03:57:36,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (26 of 38 remaining) [2023-11-29 03:57:36,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (25 of 38 remaining) [2023-11-29 03:57:36,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (24 of 38 remaining) [2023-11-29 03:57:36,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (23 of 38 remaining) [2023-11-29 03:57:36,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (22 of 38 remaining) [2023-11-29 03:57:36,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (21 of 38 remaining) [2023-11-29 03:57:36,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (20 of 38 remaining) [2023-11-29 03:57:36,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (19 of 38 remaining) [2023-11-29 03:57:36,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (18 of 38 remaining) [2023-11-29 03:57:36,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (17 of 38 remaining) [2023-11-29 03:57:36,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (16 of 38 remaining) [2023-11-29 03:57:36,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (15 of 38 remaining) [2023-11-29 03:57:36,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (14 of 38 remaining) [2023-11-29 03:57:36,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (13 of 38 remaining) [2023-11-29 03:57:36,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (12 of 38 remaining) [2023-11-29 03:57:36,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (11 of 38 remaining) [2023-11-29 03:57:36,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (10 of 38 remaining) [2023-11-29 03:57:36,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (9 of 38 remaining) [2023-11-29 03:57:36,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (8 of 38 remaining) [2023-11-29 03:57:36,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION (7 of 38 remaining) [2023-11-29 03:57:36,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION (6 of 38 remaining) [2023-11-29 03:57:36,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (5 of 38 remaining) [2023-11-29 03:57:36,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION (4 of 38 remaining) [2023-11-29 03:57:36,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (3 of 38 remaining) [2023-11-29 03:57:36,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION (2 of 38 remaining) [2023-11-29 03:57:36,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION (1 of 38 remaining) [2023-11-29 03:57:36,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION (0 of 38 remaining) [2023-11-29 03:57:36,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/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 03:57:37,073 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/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 03:57:37,077 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-29 03:57:37,080 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 03:57:37,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 03:57:37 BoogieIcfgContainer [2023-11-29 03:57:37,100 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 03:57:37,101 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 03:57:37,101 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 03:57:37,101 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 03:57:37,102 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:57:35" (3/4) ... [2023-11-29 03:57:37,103 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 03:57:37,105 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 03:57:37,105 INFO L158 Benchmark]: Toolchain (without parser) took 4565.75ms. Allocated memory was 92.3MB in the beginning and 138.4MB in the end (delta: 46.1MB). Free memory was 66.9MB in the beginning and 71.3MB in the end (delta: -4.4MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2023-11-29 03:57:37,106 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 92.3MB. Free memory is still 69.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:57:37,106 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1057.42ms. Allocated memory was 92.3MB in the beginning and 138.4MB in the end (delta: 46.1MB). Free memory was 66.6MB in the beginning and 81.6MB in the end (delta: -15.0MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2023-11-29 03:57:37,106 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.03ms. Allocated memory is still 138.4MB. Free memory was 81.6MB in the beginning and 78.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 03:57:37,107 INFO L158 Benchmark]: Boogie Preprocessor took 48.28ms. Allocated memory is still 138.4MB. Free memory was 78.9MB in the beginning and 75.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 03:57:37,107 INFO L158 Benchmark]: RCFGBuilder took 1824.45ms. Allocated memory is still 138.4MB. Free memory was 75.9MB in the beginning and 104.8MB in the end (delta: -28.9MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2023-11-29 03:57:37,107 INFO L158 Benchmark]: TraceAbstraction took 1559.77ms. Allocated memory is still 138.4MB. Free memory was 104.0MB in the beginning and 71.3MB in the end (delta: 32.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-29 03:57:37,108 INFO L158 Benchmark]: Witness Printer took 3.71ms. Allocated memory is still 138.4MB. Free memory is still 71.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:57:37,109 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 92.3MB. Free memory is still 69.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1057.42ms. Allocated memory was 92.3MB in the beginning and 138.4MB in the end (delta: 46.1MB). Free memory was 66.6MB in the beginning and 81.6MB in the end (delta: -15.0MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.03ms. Allocated memory is still 138.4MB. Free memory was 81.6MB in the beginning and 78.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.28ms. Allocated memory is still 138.4MB. Free memory was 78.9MB in the beginning and 75.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1824.45ms. Allocated memory is still 138.4MB. Free memory was 75.9MB in the beginning and 104.8MB in the end (delta: -28.9MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1559.77ms. Allocated memory is still 138.4MB. Free memory was 104.0MB in the beginning and 71.3MB in the end (delta: 32.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 3.71ms. Allocated memory is still 138.4MB. Free memory is still 71.3MB. There was no memory consumed. 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 - UnprovableResult [Line: 1000]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of __signbitl at line 1000. Possible FailurePath: [L965] double d = __VERIFIER_nondet_double(); [L971] COND FALSE !(!(((sizeof (3.40282346638528859812e+38F) == sizeof (float) ? __fpclassifyf (3.40282346638528859812e+38F) : sizeof (3.40282346638528859812e+38F) == sizeof (double) ? __fpclassify (3.40282346638528859812e+38F) : __fpclassifyl (3.40282346638528859812e+38F)) == 4))) [L972] COND FALSE !(!((sizeof ((__builtin_huge_val())) == sizeof (float) ? __isinff ((__builtin_huge_val())) : sizeof ((__builtin_huge_val())) == sizeof (double) ? __isinf ((__builtin_huge_val())) : __isinfl ((__builtin_huge_val()))))) [L973] COND FALSE !(!((sizeof ((__builtin_huge_valf())) == sizeof (float) ? __isinff ((__builtin_huge_valf())) : sizeof ((__builtin_huge_valf())) == sizeof (double) ? __isinf ((__builtin_huge_valf())) : __isinfl ((__builtin_huge_valf()))))) [L975] COND FALSE !(!((sizeof ((__builtin_inff())) == sizeof (float) ? __isinff ((__builtin_inff())) : sizeof ((__builtin_inff())) == sizeof (double) ? __isinf ((__builtin_inff())) : __isinfl ((__builtin_inff()))))) [L976] COND FALSE !(!((sizeof ((__builtin_nanf (""))) == sizeof (float) ? __isnanf ((__builtin_nanf (""))) : sizeof ((__builtin_nanf (""))) == sizeof (double) ? __isnan ((__builtin_nanf (""))) : __isnanl ((__builtin_nanf ("")))))) [L979] COND FALSE !(!((sizeof ((__builtin_inff())+(__builtin_inff())) == sizeof (float) ? __isinff ((__builtin_inff())+(__builtin_inff())) : sizeof ((__builtin_inff())+(__builtin_inff())) == sizeof (double) ? __isinf ((__builtin_inff())+(__builtin_inff())) : __isinfl ((__builtin_inff())+(__builtin_inff()))))) [L980] COND FALSE !(!((sizeof (-(__builtin_inff())+(__builtin_inff())) == sizeof (float) ? __isnanf (-(__builtin_inff())+(__builtin_inff())) : sizeof (-(__builtin_inff())+(__builtin_inff())) == sizeof (double) ? __isnan (-(__builtin_inff())+(__builtin_inff())) : __isnanl (-(__builtin_inff())+(__builtin_inff()))))) [L981] COND FALSE !(!((__builtin_inff())+(__builtin_inff())>0)) [L982] COND FALSE !(!((sizeof ((__builtin_nanf (""))+d) == sizeof (float) ? __isnanf ((__builtin_nanf (""))+d) : sizeof ((__builtin_nanf (""))+d) == sizeof (double) ? __isnan ((__builtin_nanf (""))+d) : __isnanl ((__builtin_nanf (""))+d)))) VAL [d=0.0] [L983] COND FALSE !(!((sizeof ((__builtin_nanf (""))+(__builtin_inff())) == sizeof (float) ? __isnanf ((__builtin_nanf (""))+(__builtin_inff())) : sizeof ((__builtin_nanf (""))+(__builtin_inff())) == sizeof (double) ? __isnan ((__builtin_nanf (""))+(__builtin_inff())) : __isnanl ((__builtin_nanf (""))+(__builtin_inff()))))) VAL [d=0.0] [L986] COND FALSE !(!((sizeof ((__builtin_inff())-(__builtin_inff())) == sizeof (float) ? __isnanf ((__builtin_inff())-(__builtin_inff())) : sizeof ((__builtin_inff())-(__builtin_inff())) == sizeof (double) ? __isnan ((__builtin_inff())-(__builtin_inff())) : __isnanl ((__builtin_inff())-(__builtin_inff()))))) VAL [d=0.0] [L987] COND FALSE !(!((sizeof (-(__builtin_inff())-(__builtin_inff())) == sizeof (float) ? __isinff (-(__builtin_inff())-(__builtin_inff())) : sizeof (-(__builtin_inff())-(__builtin_inff())) == sizeof (double) ? __isinf (-(__builtin_inff())-(__builtin_inff())) : __isinfl (-(__builtin_inff())-(__builtin_inff()))))) VAL [d=0.0] [L988] COND FALSE !(!(-(__builtin_inff())-(__builtin_inff())<0)) VAL [d=0.0] [L989] COND FALSE !(!((sizeof ((__builtin_nanf (""))-d) == sizeof (float) ? __isnanf ((__builtin_nanf (""))-d) : sizeof ((__builtin_nanf (""))-d) == sizeof (double) ? __isnan ((__builtin_nanf (""))-d) : __isnanl ((__builtin_nanf (""))-d)))) VAL [d=0.0] [L990] COND FALSE !(!((sizeof ((__builtin_nanf (""))-(__builtin_inff())) == sizeof (float) ? __isnanf ((__builtin_nanf (""))-(__builtin_inff())) : sizeof ((__builtin_nanf (""))-(__builtin_inff())) == sizeof (double) ? __isnan ((__builtin_nanf (""))-(__builtin_inff())) : __isnanl ((__builtin_nanf (""))-(__builtin_inff()))))) VAL [d=0.0] [L993] COND FALSE !(!((sizeof ((__builtin_inff())*(__builtin_inff())) == sizeof (float) ? __isinff ((__builtin_inff())*(__builtin_inff())) : sizeof ((__builtin_inff())*(__builtin_inff())) == sizeof (double) ? __isinf ((__builtin_inff())*(__builtin_inff())) : __isinfl ((__builtin_inff())*(__builtin_inff()))))) VAL [d=0.0] [L994] COND FALSE !(!((sizeof (-(__builtin_inff())*(__builtin_inff())) == sizeof (float) ? __isinff (-(__builtin_inff())*(__builtin_inff())) : sizeof (-(__builtin_inff())*(__builtin_inff())) == sizeof (double) ? __isinf (-(__builtin_inff())*(__builtin_inff())) : __isinfl (-(__builtin_inff())*(__builtin_inff()))))) VAL [d=0.0] [L995] COND FALSE !(!((__builtin_inff())*(__builtin_inff())>0)) VAL [d=0.0] [L996] COND FALSE !(!(-(__builtin_inff())*(__builtin_inff())<0)) VAL [d=0.0] [L997] COND FALSE !(!((sizeof ((__builtin_nanf (""))*d) == sizeof (float) ? __isnanf ((__builtin_nanf (""))*d) : sizeof ((__builtin_nanf (""))*d) == sizeof (double) ? __isnan ((__builtin_nanf (""))*d) : __isnanl ((__builtin_nanf (""))*d)))) VAL [d=0.0] [L998] COND FALSE !(!((sizeof ((__builtin_nanf (""))*(__builtin_inff())) == sizeof (float) ? __isnanf ((__builtin_nanf (""))*(__builtin_inff())) : sizeof ((__builtin_nanf (""))*(__builtin_inff())) == sizeof (double) ? __isnan ((__builtin_nanf (""))*(__builtin_inff())) : __isnanl ((__builtin_nanf (""))*(__builtin_inff()))))) VAL [d=0.0] [L999] COND FALSE !(!((sizeof ((__builtin_inff())*0) == sizeof (float) ? __isnanf ((__builtin_inff())*0) : sizeof ((__builtin_inff())*0) == sizeof (double) ? __isnan ((__builtin_inff())*0) : __isnanl ((__builtin_inff())*0)))) VAL [d=0.0] [L1000] COND TRUE !((sizeof (1.0*-0.0) == sizeof (float) ? __signbitf (1.0*-0.0) : sizeof (1.0*-0.0) == sizeof (double) ? __signbit (1.0*-0.0) : __signbitl (1.0*-0.0))) [L1000] reach_error() VAL [d=0.0] - UnprovableResult [Line: 971]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 972]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 973]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 975]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 976]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 979]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 980]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 981]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 982]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 983]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 986]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 987]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 988]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 989]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 990]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 993]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 994]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 995]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 996]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 997]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 998]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 999]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1001]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1004]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1005]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1008]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1009]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1010]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1011]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1012]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1013]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1014]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1015]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1016]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1017]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1018]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1019]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 118 locations, 38 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 50 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 50 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 31 IncrementalHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 20 mSDtfsCounter, 31 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=118occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 SizeOfPredicates, 1 NumberOfNonLiveVariables, 13 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 03:57:37,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0b0071b-cecf-4ad7-8660-b5d6bf2a7655/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: UNKNOWN: Overapproximated counterexample