./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0876.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0876.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme --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 eab96e82dec8c6a03938c46f142ce8ca8e84f75603faad2ada4530990f260568 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:45:47,421 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:45:47,499 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-26 11:45:47,505 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:45:47,506 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:45:47,533 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:45:47,534 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:45:47,534 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:45:47,535 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:45:47,536 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:45:47,537 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:45:47,537 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:45:47,538 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:45:47,539 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:45:47,540 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:45:47,541 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:45:47,541 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:45:47,542 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:45:47,543 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:45:47,544 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:45:47,544 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:45:47,545 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:45:47,546 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:45:47,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:45:47,548 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:45:47,548 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:45:47,549 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:45:47,550 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:45:47,550 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:45:47,551 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:45:47,551 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:45:47,552 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:45:47,553 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:45:47,553 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:45:47,554 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:45:47,554 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:45:47,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:45:47,555 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:45:47,556 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:45:47,557 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:45:47,557 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:45:47,558 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:45:47,558 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_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eab96e82dec8c6a03938c46f142ce8ca8e84f75603faad2ada4530990f260568 [2023-11-26 11:45:47,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:45:47,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:45:47,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:45:47,892 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:45:47,892 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:45:47,894 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/float-newlib/float_req_bl_0876.c [2023-11-26 11:45:51,361 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:45:51,734 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:45:51,735 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/sv-benchmarks/c/float-newlib/float_req_bl_0876.c [2023-11-26 11:45:51,756 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/data/7b707219a/aaa089402ce248069b1c04448e615435/FLAGe44d95a12 [2023-11-26 11:45:51,781 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/data/7b707219a/aaa089402ce248069b1c04448e615435 [2023-11-26 11:45:51,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:45:51,792 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:45:51,797 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:45:51,797 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:45:51,806 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:45:51,807 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:45:51" (1/1) ... [2023-11-26 11:45:51,808 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40f0f6fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:51, skipping insertion in model container [2023-11-26 11:45:51,809 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:45:51" (1/1) ... [2023-11-26 11:45:51,863 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:45:52,118 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:599) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:2212) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$63(StandardFunctionHandler.java:436) 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.FunctionHandler.handleReturnStatement(FunctionHandler.java:567) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2096) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:195) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1702) 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.visit(CHandler.java:1679) 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) [2023-11-26 11:45:52,124 INFO L158 Benchmark]: Toolchain (without parser) took 331.26ms. Allocated memory is still 138.4MB. Free memory was 80.5MB in the beginning and 68.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-26 11:45:52,125 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 138.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:45:52,126 INFO L158 Benchmark]: CACSL2BoogieTranslator took 325.32ms. Allocated memory is still 138.4MB. Free memory was 80.5MB in the beginning and 68.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-26 11:45:52,127 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 138.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 325.32ms. Allocated memory is still 138.4MB. Free memory was 80.5MB in the beginning and 68.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:599) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0876.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme --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 eab96e82dec8c6a03938c46f142ce8ca8e84f75603faad2ada4530990f260568 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:45:54,931 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:45:55,089 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-26 11:45:55,104 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:45:55,105 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:45:55,164 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:45:55,165 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:45:55,165 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:45:55,166 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:45:55,167 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:45:55,168 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:45:55,168 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:45:55,169 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:45:55,170 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:45:55,171 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:45:55,171 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:45:55,172 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:45:55,173 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:45:55,174 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:45:55,175 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:45:55,175 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:45:55,176 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:45:55,176 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:45:55,177 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 11:45:55,177 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 11:45:55,178 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 11:45:55,178 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:45:55,179 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:45:55,180 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:45:55,180 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:45:55,182 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:45:55,183 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:45:55,183 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:45:55,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:45:55,184 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:45:55,184 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:45:55,185 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:45:55,185 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 11:45:55,186 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 11:45:55,186 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:45:55,186 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:45:55,187 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:45:55,187 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:45:55,187 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:45:55,188 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 11:45:55,188 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_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eab96e82dec8c6a03938c46f142ce8ca8e84f75603faad2ada4530990f260568 [2023-11-26 11:45:55,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:45:55,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:45:55,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:45:55,711 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:45:55,712 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:45:55,714 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/float-newlib/float_req_bl_0876.c [2023-11-26 11:45:58,997 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:45:59,344 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:45:59,345 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/sv-benchmarks/c/float-newlib/float_req_bl_0876.c [2023-11-26 11:45:59,360 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/data/1d310bc2f/6549a5a0134b4271acebee949dfa70f6/FLAGf469dca44 [2023-11-26 11:45:59,377 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/data/1d310bc2f/6549a5a0134b4271acebee949dfa70f6 [2023-11-26 11:45:59,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:45:59,382 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:45:59,384 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:45:59,384 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:45:59,402 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:45:59,403 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:45:59" (1/1) ... [2023-11-26 11:45:59,404 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@114bf9bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:59, skipping insertion in model container [2023-11-26 11:45:59,404 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:45:59" (1/1) ... [2023-11-26 11:45:59,477 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:45:59,922 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_e713efc2-68c3-4ad5-8504-77f366eee324/sv-benchmarks/c/float-newlib/float_req_bl_0876.c[14082,14095] [2023-11-26 11:45:59,927 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:45:59,952 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:46:00,059 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_e713efc2-68c3-4ad5-8504-77f366eee324/sv-benchmarks/c/float-newlib/float_req_bl_0876.c[14082,14095] [2023-11-26 11:46:00,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:46:00,092 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:46:00,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:00 WrapperNode [2023-11-26 11:46:00,092 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:46:00,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:46:00,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:46:00,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:46:00,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:00" (1/1) ... [2023-11-26 11:46:00,139 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:00" (1/1) ... [2023-11-26 11:46:00,197 INFO L138 Inliner]: procedures = 26, calls = 193, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 755 [2023-11-26 11:46:00,198 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:46:00,199 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:46:00,199 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:46:00,199 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:46:00,211 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:00" (1/1) ... [2023-11-26 11:46:00,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:00" (1/1) ... [2023-11-26 11:46:00,222 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:00" (1/1) ... [2023-11-26 11:46:00,279 INFO L175 MemorySlicer]: Split 86 memory accesses to 40 slices as follows [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 5, 2, 2, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2]. 6 percent of accesses are in the largest equivalence class. The 10 initializations are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 2, 0, 2, 0, 0, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0]. The 35 writes are split as follows [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 0, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1]. [2023-11-26 11:46:00,279 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:00" (1/1) ... [2023-11-26 11:46:00,279 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:00" (1/1) ... [2023-11-26 11:46:00,365 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:00" (1/1) ... [2023-11-26 11:46:00,397 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:00" (1/1) ... [2023-11-26 11:46:00,415 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:00" (1/1) ... [2023-11-26 11:46:00,424 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:00" (1/1) ... [2023-11-26 11:46:00,444 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:46:00,457 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:46:00,459 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:46:00,459 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:46:00,460 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:00" (1/1) ... [2023-11-26 11:46:00,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:46:00,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:46:00,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:46:00,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:46:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:46:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 11:46:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-26 11:46:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-26 11:46:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-11-26 11:46:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-11-26 11:46:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2023-11-26 11:46:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2023-11-26 11:46:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2023-11-26 11:46:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2023-11-26 11:46:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2023-11-26 11:46:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2023-11-26 11:46:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2023-11-26 11:46:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2023-11-26 11:46:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2023-11-26 11:46:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2023-11-26 11:46:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2023-11-26 11:46:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2023-11-26 11:46:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2023-11-26 11:46:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2023-11-26 11:46:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2023-11-26 11:46:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#20 [2023-11-26 11:46:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#21 [2023-11-26 11:46:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#22 [2023-11-26 11:46:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#23 [2023-11-26 11:46:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#24 [2023-11-26 11:46:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#25 [2023-11-26 11:46:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#26 [2023-11-26 11:46:00,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#27 [2023-11-26 11:46:00,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#28 [2023-11-26 11:46:00,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#29 [2023-11-26 11:46:00,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#30 [2023-11-26 11:46:00,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#31 [2023-11-26 11:46:00,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#32 [2023-11-26 11:46:00,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#33 [2023-11-26 11:46:00,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#34 [2023-11-26 11:46:00,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#35 [2023-11-26 11:46:00,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#36 [2023-11-26 11:46:00,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#37 [2023-11-26 11:46:00,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#38 [2023-11-26 11:46:00,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#39 [2023-11-26 11:46:00,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 11:46:00,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2023-11-26 11:46:00,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2023-11-26 11:46:00,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2023-11-26 11:46:00,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2023-11-26 11:46:00,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2023-11-26 11:46:00,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2023-11-26 11:46:00,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2023-11-26 11:46:00,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2023-11-26 11:46:00,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2023-11-26 11:46:00,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2023-11-26 11:46:00,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2023-11-26 11:46:00,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2023-11-26 11:46:00,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2023-11-26 11:46:00,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2023-11-26 11:46:00,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2023-11-26 11:46:00,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#15 [2023-11-26 11:46:00,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#16 [2023-11-26 11:46:00,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#17 [2023-11-26 11:46:00,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#18 [2023-11-26 11:46:00,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#19 [2023-11-26 11:46:00,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#20 [2023-11-26 11:46:00,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#21 [2023-11-26 11:46:00,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#22 [2023-11-26 11:46:00,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#23 [2023-11-26 11:46:00,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#24 [2023-11-26 11:46:00,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#25 [2023-11-26 11:46:00,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#26 [2023-11-26 11:46:00,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#27 [2023-11-26 11:46:00,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#28 [2023-11-26 11:46:00,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#29 [2023-11-26 11:46:00,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#30 [2023-11-26 11:46:00,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#31 [2023-11-26 11:46:00,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#32 [2023-11-26 11:46:00,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#33 [2023-11-26 11:46:00,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#34 [2023-11-26 11:46:00,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#35 [2023-11-26 11:46:00,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#36 [2023-11-26 11:46:00,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#37 [2023-11-26 11:46:00,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#38 [2023-11-26 11:46:00,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#39 [2023-11-26 11:46:00,590 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2023-11-26 11:46:00,591 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2023-11-26 11:46:00,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-26 11:46:00,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-26 11:46:00,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2023-11-26 11:46:00,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2023-11-26 11:46:00,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2023-11-26 11:46:00,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2023-11-26 11:46:00,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2023-11-26 11:46:00,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2023-11-26 11:46:00,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2023-11-26 11:46:00,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2023-11-26 11:46:00,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2023-11-26 11:46:00,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2023-11-26 11:46:00,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2023-11-26 11:46:00,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2023-11-26 11:46:00,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2023-11-26 11:46:00,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2023-11-26 11:46:00,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2023-11-26 11:46:00,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2023-11-26 11:46:00,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2023-11-26 11:46:00,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2023-11-26 11:46:00,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#20 [2023-11-26 11:46:00,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#21 [2023-11-26 11:46:00,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#22 [2023-11-26 11:46:00,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#23 [2023-11-26 11:46:00,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#24 [2023-11-26 11:46:00,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#25 [2023-11-26 11:46:00,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#26 [2023-11-26 11:46:00,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#27 [2023-11-26 11:46:00,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#28 [2023-11-26 11:46:00,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#29 [2023-11-26 11:46:00,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#30 [2023-11-26 11:46:00,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#31 [2023-11-26 11:46:00,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#32 [2023-11-26 11:46:00,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#33 [2023-11-26 11:46:00,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#34 [2023-11-26 11:46:00,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#35 [2023-11-26 11:46:00,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#36 [2023-11-26 11:46:00,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#37 [2023-11-26 11:46:00,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#38 [2023-11-26 11:46:00,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#39 [2023-11-26 11:46:00,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2023-11-26 11:46:00,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2023-11-26 11:46:00,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2023-11-26 11:46:00,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2023-11-26 11:46:00,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2023-11-26 11:46:00,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2023-11-26 11:46:00,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2023-11-26 11:46:00,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2023-11-26 11:46:00,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2023-11-26 11:46:00,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2023-11-26 11:46:00,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2023-11-26 11:46:00,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2023-11-26 11:46:00,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2023-11-26 11:46:00,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2023-11-26 11:46:00,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2023-11-26 11:46:00,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#15 [2023-11-26 11:46:00,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#16 [2023-11-26 11:46:00,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#17 [2023-11-26 11:46:00,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#18 [2023-11-26 11:46:00,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#19 [2023-11-26 11:46:00,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#20 [2023-11-26 11:46:00,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#21 [2023-11-26 11:46:00,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#22 [2023-11-26 11:46:00,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#23 [2023-11-26 11:46:00,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#24 [2023-11-26 11:46:00,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#25 [2023-11-26 11:46:00,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#26 [2023-11-26 11:46:00,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#27 [2023-11-26 11:46:00,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#28 [2023-11-26 11:46:00,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#29 [2023-11-26 11:46:00,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#30 [2023-11-26 11:46:00,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#31 [2023-11-26 11:46:00,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#32 [2023-11-26 11:46:00,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#33 [2023-11-26 11:46:00,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#34 [2023-11-26 11:46:00,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#35 [2023-11-26 11:46:00,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#36 [2023-11-26 11:46:00,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#37 [2023-11-26 11:46:00,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#38 [2023-11-26 11:46:00,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#39 [2023-11-26 11:46:00,618 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2023-11-26 11:46:00,618 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2023-11-26 11:46:00,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2023-11-26 11:46:00,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2023-11-26 11:46:00,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2023-11-26 11:46:00,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2023-11-26 11:46:00,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2023-11-26 11:46:00,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2023-11-26 11:46:00,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2023-11-26 11:46:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2023-11-26 11:46:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8 [2023-11-26 11:46:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9 [2023-11-26 11:46:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10 [2023-11-26 11:46:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#11 [2023-11-26 11:46:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#12 [2023-11-26 11:46:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#13 [2023-11-26 11:46:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#14 [2023-11-26 11:46:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#15 [2023-11-26 11:46:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#16 [2023-11-26 11:46:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#17 [2023-11-26 11:46:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#18 [2023-11-26 11:46:00,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#19 [2023-11-26 11:46:00,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#20 [2023-11-26 11:46:00,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#21 [2023-11-26 11:46:00,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#22 [2023-11-26 11:46:00,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#23 [2023-11-26 11:46:00,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#24 [2023-11-26 11:46:00,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#25 [2023-11-26 11:46:00,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#26 [2023-11-26 11:46:00,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#27 [2023-11-26 11:46:00,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#28 [2023-11-26 11:46:00,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#29 [2023-11-26 11:46:00,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#30 [2023-11-26 11:46:00,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#31 [2023-11-26 11:46:00,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#32 [2023-11-26 11:46:00,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#33 [2023-11-26 11:46:00,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#34 [2023-11-26 11:46:00,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#35 [2023-11-26 11:46:00,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#36 [2023-11-26 11:46:00,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#37 [2023-11-26 11:46:00,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#38 [2023-11-26 11:46:00,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#39 [2023-11-26 11:46:00,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:46:00,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:46:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-11-26 11:46:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-11-26 11:46:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2023-11-26 11:46:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2023-11-26 11:46:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2023-11-26 11:46:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2023-11-26 11:46:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2023-11-26 11:46:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2023-11-26 11:46:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2023-11-26 11:46:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2023-11-26 11:46:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2023-11-26 11:46:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2023-11-26 11:46:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2023-11-26 11:46:00,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2023-11-26 11:46:00,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2023-11-26 11:46:00,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2023-11-26 11:46:00,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2023-11-26 11:46:00,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2023-11-26 11:46:00,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2023-11-26 11:46:00,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2023-11-26 11:46:00,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#20 [2023-11-26 11:46:00,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#21 [2023-11-26 11:46:00,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#22 [2023-11-26 11:46:00,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#23 [2023-11-26 11:46:00,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#24 [2023-11-26 11:46:00,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#25 [2023-11-26 11:46:00,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#26 [2023-11-26 11:46:00,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#27 [2023-11-26 11:46:00,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#28 [2023-11-26 11:46:00,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#29 [2023-11-26 11:46:00,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#30 [2023-11-26 11:46:00,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#31 [2023-11-26 11:46:00,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#32 [2023-11-26 11:46:00,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#33 [2023-11-26 11:46:00,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#34 [2023-11-26 11:46:00,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#35 [2023-11-26 11:46:00,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#36 [2023-11-26 11:46:00,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#37 [2023-11-26 11:46:00,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#38 [2023-11-26 11:46:00,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#39 [2023-11-26 11:46:00,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 11:46:01,036 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:46:01,039 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:46:45,388 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:46:45,443 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:46:45,448 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-26 11:46:45,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:46:45 BoogieIcfgContainer [2023-11-26 11:46:45,450 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:46:45,452 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:46:45,452 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:46:45,456 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:46:45,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:45:59" (1/3) ... [2023-11-26 11:46:45,457 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cc421e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:46:45, skipping insertion in model container [2023-11-26 11:46:45,458 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:00" (2/3) ... [2023-11-26 11:46:45,459 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cc421e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:46:45, skipping insertion in model container [2023-11-26 11:46:45,460 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:46:45" (3/3) ... [2023-11-26 11:46:45,462 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0876.c [2023-11-26 11:46:45,481 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:46:45,481 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:46:45,551 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:46:45,558 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;@1edd6b8a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:46:45,559 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:46:45,564 INFO L276 IsEmpty]: Start isEmpty. Operand has 186 states, 177 states have (on average 1.7514124293785311) internal successors, (310), 178 states have internal predecessors, (310), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-26 11:46:45,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-26 11:46:45,580 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:46:45,581 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:46:45,582 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:46:45,593 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:46:45,593 INFO L85 PathProgramCache]: Analyzing trace with hash -2080890599, now seen corresponding path program 1 times [2023-11-26 11:46:45,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:46:45,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1928005311] [2023-11-26 11:46:45,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:46:45,610 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 [2023-11-26 11:46:45,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:46:45,613 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 11:46:45,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:46:46,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:46,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 11:46:46,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:46:46,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:46:46,832 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:46:46,833 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:46:46,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1928005311] [2023-11-26 11:46:46,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1928005311] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:46:46,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:46:46,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:46:46,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133029316] [2023-11-26 11:46:46,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:46:46,842 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 11:46:46,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:46:46,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:46:46,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:46:46,882 INFO L87 Difference]: Start difference. First operand has 186 states, 177 states have (on average 1.7514124293785311) internal successors, (310), 178 states have internal predecessors, (310), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:46:47,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:46:47,013 INFO L93 Difference]: Finished difference Result 370 states and 642 transitions. [2023-11-26 11:46:47,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:46:47,016 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2023-11-26 11:46:47,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:46:47,029 INFO L225 Difference]: With dead ends: 370 [2023-11-26 11:46:47,029 INFO L226 Difference]: Without dead ends: 183 [2023-11-26 11:46:47,039 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:46:47,043 INFO L413 NwaCegarLoop]: 241 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 11:46:47,046 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 241 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 11:46:47,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2023-11-26 11:46:47,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2023-11-26 11:46:47,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 175 states have (on average 1.3314285714285714) internal successors, (233), 175 states have internal predecessors, (233), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-26 11:46:47,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 243 transitions. [2023-11-26 11:46:47,145 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 243 transitions. Word has length 16 [2023-11-26 11:46:47,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:46:47,146 INFO L495 AbstractCegarLoop]: Abstraction has 183 states and 243 transitions. [2023-11-26 11:46:47,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:46:47,147 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 243 transitions. [2023-11-26 11:46:47,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-26 11:46:47,150 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:46:47,150 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] [2023-11-26 11:46:47,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:46:47,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:46:47,375 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:46:47,375 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:46:47,375 INFO L85 PathProgramCache]: Analyzing trace with hash -1363966759, now seen corresponding path program 1 times [2023-11-26 11:46:47,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:46:47,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1113343025] [2023-11-26 11:46:47,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:46:47,377 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 [2023-11-26 11:46:47,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:46:47,378 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 11:46:47,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:46:48,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:48,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-26 11:46:48,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:46:49,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:46:49,337 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:46:49,337 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:46:49,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1113343025] [2023-11-26 11:46:49,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1113343025] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:46:49,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:46:49,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 11:46:49,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744113804] [2023-11-26 11:46:49,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:46:49,345 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 11:46:49,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:46:49,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 11:46:49,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-26 11:46:49,347 INFO L87 Difference]: Start difference. First operand 183 states and 243 transitions. Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:46:50,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:46:50,334 INFO L93 Difference]: Finished difference Result 201 states and 263 transitions. [2023-11-26 11:46:50,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 11:46:50,335 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2023-11-26 11:46:50,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:46:50,336 INFO L225 Difference]: With dead ends: 201 [2023-11-26 11:46:50,336 INFO L226 Difference]: Without dead ends: 31 [2023-11-26 11:46:50,337 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-26 11:46:50,339 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 70 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-26 11:46:50,339 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 73 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-26 11:46:50,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2023-11-26 11:46:50,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2023-11-26 11:46:50,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 28 states have (on average 1.2142857142857142) internal successors, (34), 28 states have internal predecessors, (34), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:46:50,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 36 transitions. [2023-11-26 11:46:50,344 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 36 transitions. Word has length 20 [2023-11-26 11:46:50,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:46:50,345 INFO L495 AbstractCegarLoop]: Abstraction has 31 states and 36 transitions. [2023-11-26 11:46:50,345 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:46:50,345 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2023-11-26 11:46:50,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-26 11:46:50,345 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:46:50,345 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] [2023-11-26 11:46:50,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/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)] Forceful destruction successful, exit code 0 [2023-11-26 11:46:50,546 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:46:50,546 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:46:50,546 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:46:50,547 INFO L85 PathProgramCache]: Analyzing trace with hash -1727943298, now seen corresponding path program 1 times [2023-11-26 11:46:50,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:46:50,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2057855256] [2023-11-26 11:46:50,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:46:50,547 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 [2023-11-26 11:46:50,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:46:50,549 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 11:46:50,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-26 11:46:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:51,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-26 11:46:51,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:46:52,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:46:52,459 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:46:52,460 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:46:52,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2057855256] [2023-11-26 11:46:52,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2057855256] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:46:52,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:46:52,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-26 11:46:52,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522327044] [2023-11-26 11:46:52,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:46:52,462 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-26 11:46:52,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:46:52,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 11:46:52,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-26 11:46:52,463 INFO L87 Difference]: Start difference. First operand 31 states and 36 transitions. Second operand has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:46:53,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:46:53,715 INFO L93 Difference]: Finished difference Result 40 states and 45 transitions. [2023-11-26 11:46:53,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 11:46:53,717 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2023-11-26 11:46:53,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:46:53,717 INFO L225 Difference]: With dead ends: 40 [2023-11-26 11:46:53,718 INFO L226 Difference]: Without dead ends: 32 [2023-11-26 11:46:53,718 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2023-11-26 11:46:53,719 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 67 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-26 11:46:53,720 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 89 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-26 11:46:53,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2023-11-26 11:46:53,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 31. [2023-11-26 11:46:53,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 28 states have internal predecessors, (33), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:46:53,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 35 transitions. [2023-11-26 11:46:53,725 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 35 transitions. Word has length 22 [2023-11-26 11:46:53,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:46:53,726 INFO L495 AbstractCegarLoop]: Abstraction has 31 states and 35 transitions. [2023-11-26 11:46:53,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:46:53,726 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2023-11-26 11:46:53,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-26 11:46:53,727 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:46:53,727 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] [2023-11-26 11:46:53,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e713efc2-68c3-4ad5-8504-77f366eee324/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0