./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-13.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cdcd3642c2c30159222eee25927f49b3d8b3f6c368c10235d87e2600cd134b94 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:50:00,490 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:50:00,549 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 03:50:00,554 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:50:00,554 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:50:00,579 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:50:00,580 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:50:00,580 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:50:00,581 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:50:00,581 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:50:00,582 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:50:00,582 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:50:00,583 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:50:00,584 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:50:00,584 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:50:00,585 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:50:00,585 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:50:00,586 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:50:00,586 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 03:50:00,587 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:50:00,587 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:50:00,589 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:50:00,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:50:00,590 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:50:00,590 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:50:00,591 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:50:00,591 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:50:00,592 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:50:00,592 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:50:00,592 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:50:00,593 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:50:00,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:50:00,594 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:50:00,594 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:50:00,594 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:50:00,594 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 03:50:00,594 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 03:50:00,594 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:50:00,595 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:50:00,595 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:50:00,595 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:50:00,595 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:50:00,596 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_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdcd3642c2c30159222eee25927f49b3d8b3f6c368c10235d87e2600cd134b94 [2023-11-29 03:50:00,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:50:00,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:50:00,840 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:50:00,841 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:50:00,842 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:50:00,843 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-13.i [2023-11-29 03:50:03,573 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:50:03,741 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:50:03,742 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-13.i [2023-11-29 03:50:03,750 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/data/fd0ee6d64/fdd4c277b3d14c00a8f2bffdab740c66/FLAG0ece0f88f [2023-11-29 03:50:03,761 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/data/fd0ee6d64/fdd4c277b3d14c00a8f2bffdab740c66 [2023-11-29 03:50:03,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:50:03,765 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:50:03,766 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:50:03,766 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:50:03,771 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:50:03,772 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:50:03" (1/1) ... [2023-11-29 03:50:03,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c115755 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:03, skipping insertion in model container [2023-11-29 03:50:03,773 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:50:03" (1/1) ... [2023-11-29 03:50:03,807 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:50:03,955 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_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-13.i[916,929] [2023-11-29 03:50:04,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:50:04,022 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:50:04,035 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_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-13.i[916,929] [2023-11-29 03:50:04,067 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:50:04,086 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:50:04,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:04 WrapperNode [2023-11-29 03:50:04,087 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:50:04,088 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:50:04,088 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:50:04,088 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:50:04,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:04" (1/1) ... [2023-11-29 03:50:04,108 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:04" (1/1) ... [2023-11-29 03:50:04,144 INFO L138 Inliner]: procedures = 29, calls = 154, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 458 [2023-11-29 03:50:04,145 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:50:04,145 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:50:04,146 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:50:04,146 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:50:04,157 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:04" (1/1) ... [2023-11-29 03:50:04,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:04" (1/1) ... [2023-11-29 03:50:04,164 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:04" (1/1) ... [2023-11-29 03:50:04,191 INFO L175 MemorySlicer]: Split 115 memory accesses to 14 slices as follows [2, 5, 8, 5, 7, 6, 5, 10, 10, 23, 8, 8, 8, 10]. 20 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. The 15 writes are split as follows [0, 1, 1, 2, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1]. [2023-11-29 03:50:04,191 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:04" (1/1) ... [2023-11-29 03:50:04,192 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:04" (1/1) ... [2023-11-29 03:50:04,211 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:04" (1/1) ... [2023-11-29 03:50:04,217 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:04" (1/1) ... [2023-11-29 03:50:04,222 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:04" (1/1) ... [2023-11-29 03:50:04,226 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:04" (1/1) ... [2023-11-29 03:50:04,234 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:50:04,235 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:50:04,236 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:50:04,236 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:50:04,236 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:04" (1/1) ... [2023-11-29 03:50:04,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:50:04,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:04,265 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:50:04,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:50:04,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:50:04,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 03:50:04,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 03:50:04,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 03:50:04,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 03:50:04,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 03:50:04,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-29 03:50:04,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-29 03:50:04,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-29 03:50:04,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-29 03:50:04,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-29 03:50:04,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-29 03:50:04,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-29 03:50:04,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-29 03:50:04,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-29 03:50:04,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-11-29 03:50:04,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-11-29 03:50:04,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2023-11-29 03:50:04,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2023-11-29 03:50:04,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2023-11-29 03:50:04,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2023-11-29 03:50:04,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2023-11-29 03:50:04,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2023-11-29 03:50:04,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2023-11-29 03:50:04,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2023-11-29 03:50:04,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#10 [2023-11-29 03:50:04,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#11 [2023-11-29 03:50:04,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#12 [2023-11-29 03:50:04,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#13 [2023-11-29 03:50:04,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2023-11-29 03:50:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2023-11-29 03:50:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2023-11-29 03:50:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2023-11-29 03:50:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2023-11-29 03:50:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2023-11-29 03:50:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2023-11-29 03:50:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2023-11-29 03:50:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2023-11-29 03:50:04,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#9 [2023-11-29 03:50:04,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#10 [2023-11-29 03:50:04,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#11 [2023-11-29 03:50:04,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#12 [2023-11-29 03:50:04,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#13 [2023-11-29 03:50:04,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 03:50:04,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 03:50:04,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 03:50:04,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-29 03:50:04,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-29 03:50:04,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-29 03:50:04,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-29 03:50:04,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-29 03:50:04,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-29 03:50:04,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-29 03:50:04,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-29 03:50:04,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-29 03:50:04,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-29 03:50:04,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-29 03:50:04,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-11-29 03:50:04,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-11-29 03:50:04,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2023-11-29 03:50:04,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2023-11-29 03:50:04,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2023-11-29 03:50:04,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2023-11-29 03:50:04,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2023-11-29 03:50:04,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#7 [2023-11-29 03:50:04,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#8 [2023-11-29 03:50:04,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#9 [2023-11-29 03:50:04,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#10 [2023-11-29 03:50:04,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#11 [2023-11-29 03:50:04,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#12 [2023-11-29 03:50:04,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#13 [2023-11-29 03:50:04,308 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 03:50:04,308 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 03:50:04,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 03:50:04,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 03:50:04,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 03:50:04,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 03:50:04,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 03:50:04,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 03:50:04,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-29 03:50:04,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-29 03:50:04,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-29 03:50:04,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-29 03:50:04,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-29 03:50:04,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-29 03:50:04,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-29 03:50:04,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-29 03:50:04,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:50:04,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:50:04,502 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:50:04,504 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:50:04,948 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:50:04,993 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:50:04,993 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:50:04,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:50:04 BoogieIcfgContainer [2023-11-29 03:50:04,994 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:50:04,996 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:50:04,997 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:50:05,000 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:50:05,000 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:50:03" (1/3) ... [2023-11-29 03:50:05,001 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45c880c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:50:05, skipping insertion in model container [2023-11-29 03:50:05,001 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:04" (2/3) ... [2023-11-29 03:50:05,001 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45c880c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:50:05, skipping insertion in model container [2023-11-29 03:50:05,001 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:50:04" (3/3) ... [2023-11-29 03:50:05,003 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-13.i [2023-11-29 03:50:05,022 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:50:05,022 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 03:50:05,077 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:50:05,084 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;@27f42107, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:50:05,084 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 03:50:05,089 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 87 states have (on average 1.4827586206896552) internal successors, (129), 88 states have internal predecessors, (129), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-29 03:50:05,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-29 03:50:05,106 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:05,106 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:05,107 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:05,111 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:05,112 INFO L85 PathProgramCache]: Analyzing trace with hash -1195052508, now seen corresponding path program 1 times [2023-11-29 03:50:05,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:05,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741849715] [2023-11-29 03:50:05,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:05,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:05,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:50:05,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:05,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:50:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:05,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 03:50:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:05,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 03:50:05,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:05,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 03:50:05,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:05,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 03:50:05,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:05,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 03:50:05,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:05,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 03:50:05,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:05,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 03:50:05,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:05,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 03:50:05,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:05,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 03:50:05,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:05,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:50:05,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:05,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 03:50:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:05,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-29 03:50:05,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:05,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-29 03:50:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:05,507 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:05,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:05,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741849715] [2023-11-29 03:50:05,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741849715] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:05,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:05,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:50:05,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788644750] [2023-11-29 03:50:05,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:05,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 03:50:05,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:05,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 03:50:05,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:50:05,551 INFO L87 Difference]: Start difference. First operand has 105 states, 87 states have (on average 1.4827586206896552) internal successors, (129), 88 states have internal predecessors, (129), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 03:50:05,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:05,597 INFO L93 Difference]: Finished difference Result 207 states and 331 transitions. [2023-11-29 03:50:05,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 03:50:05,599 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) Word has length 126 [2023-11-29 03:50:05,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:05,605 INFO L225 Difference]: With dead ends: 207 [2023-11-29 03:50:05,605 INFO L226 Difference]: Without dead ends: 103 [2023-11-29 03:50:05,609 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:50:05,612 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:05,613 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 150 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:50:05,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2023-11-29 03:50:05,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2023-11-29 03:50:05,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 86 states have (on average 1.441860465116279) internal successors, (124), 86 states have internal predecessors, (124), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-29 03:50:05,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 154 transitions. [2023-11-29 03:50:05,651 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 154 transitions. Word has length 126 [2023-11-29 03:50:05,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:05,651 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 154 transitions. [2023-11-29 03:50:05,652 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 03:50:05,652 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 154 transitions. [2023-11-29 03:50:05,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-29 03:50:05,655 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:05,656 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:05,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 03:50:05,656 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:05,657 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:05,657 INFO L85 PathProgramCache]: Analyzing trace with hash -633225266, now seen corresponding path program 1 times [2023-11-29 03:50:05,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:05,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200165176] [2023-11-29 03:50:05,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:05,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:50:06,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:50:06,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 03:50:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 03:50:06,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 03:50:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 03:50:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 03:50:06,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 03:50:06,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 03:50:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 03:50:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 03:50:06,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:50:06,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 03:50:06,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-29 03:50:06,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-29 03:50:06,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,069 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:06,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:06,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200165176] [2023-11-29 03:50:06,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200165176] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:06,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:06,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:50:06,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141062416] [2023-11-29 03:50:06,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:06,072 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:50:06,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:06,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:50:06,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:50:06,074 INFO L87 Difference]: Start difference. First operand 103 states and 154 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:06,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:06,145 INFO L93 Difference]: Finished difference Result 227 states and 341 transitions. [2023-11-29 03:50:06,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:50:06,146 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 126 [2023-11-29 03:50:06,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:06,148 INFO L225 Difference]: With dead ends: 227 [2023-11-29 03:50:06,149 INFO L226 Difference]: Without dead ends: 125 [2023-11-29 03:50:06,150 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:50:06,151 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 41 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:06,152 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 483 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:50:06,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2023-11-29 03:50:06,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 105. [2023-11-29 03:50:06,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 88 states have (on average 1.4318181818181819) internal successors, (126), 88 states have internal predecessors, (126), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-29 03:50:06,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 156 transitions. [2023-11-29 03:50:06,167 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 156 transitions. Word has length 126 [2023-11-29 03:50:06,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:06,169 INFO L495 AbstractCegarLoop]: Abstraction has 105 states and 156 transitions. [2023-11-29 03:50:06,170 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:06,170 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 156 transitions. [2023-11-29 03:50:06,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-29 03:50:06,173 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:06,173 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:06,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 03:50:06,173 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:06,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:06,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1900370893, now seen corresponding path program 1 times [2023-11-29 03:50:06,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:06,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662358066] [2023-11-29 03:50:06,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:06,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:06,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:50:06,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:50:06,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 03:50:06,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 03:50:06,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 03:50:06,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 03:50:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 03:50:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 03:50:06,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 03:50:06,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 03:50:06,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 03:50:06,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:50:06,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 03:50:06,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-29 03:50:06,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-29 03:50:06,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:06,546 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:06,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:06,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662358066] [2023-11-29 03:50:06,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662358066] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:06,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:06,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:50:06,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905934763] [2023-11-29 03:50:06,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:06,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:50:06,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:06,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:50:06,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:50:06,549 INFO L87 Difference]: Start difference. First operand 105 states and 156 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:06,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:06,619 INFO L93 Difference]: Finished difference Result 313 states and 466 transitions. [2023-11-29 03:50:06,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 03:50:06,620 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 128 [2023-11-29 03:50:06,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:06,622 INFO L225 Difference]: With dead ends: 313 [2023-11-29 03:50:06,623 INFO L226 Difference]: Without dead ends: 209 [2023-11-29 03:50:06,624 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:50:06,625 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 104 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:06,626 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 432 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:50:06,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2023-11-29 03:50:06,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 205. [2023-11-29 03:50:06,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 172 states have (on average 1.430232558139535) internal successors, (246), 172 states have internal predecessors, (246), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-29 03:50:06,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 306 transitions. [2023-11-29 03:50:06,649 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 306 transitions. Word has length 128 [2023-11-29 03:50:06,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:06,650 INFO L495 AbstractCegarLoop]: Abstraction has 205 states and 306 transitions. [2023-11-29 03:50:06,650 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:06,651 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 306 transitions. [2023-11-29 03:50:06,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-29 03:50:06,653 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:06,653 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:06,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 03:50:06,654 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:06,654 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:06,654 INFO L85 PathProgramCache]: Analyzing trace with hash 705652661, now seen corresponding path program 1 times [2023-11-29 03:50:06,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:06,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144828506] [2023-11-29 03:50:06,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:06,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:06,702 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:06,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1077385235] [2023-11-29 03:50:06,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:06,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:06,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:06,705 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:06,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 03:50:06,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:07,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 03:50:07,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:07,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 03:50:07,127 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:07,127 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:07,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:07,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144828506] [2023-11-29 03:50:07,128 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:07,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1077385235] [2023-11-29 03:50:07,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1077385235] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:07,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:07,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:50:07,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358580509] [2023-11-29 03:50:07,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:07,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:50:07,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:07,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:50:07,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:50:07,131 INFO L87 Difference]: Start difference. First operand 205 states and 306 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:07,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:07,206 INFO L93 Difference]: Finished difference Result 454 states and 677 transitions. [2023-11-29 03:50:07,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:50:07,207 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 128 [2023-11-29 03:50:07,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:07,209 INFO L225 Difference]: With dead ends: 454 [2023-11-29 03:50:07,210 INFO L226 Difference]: Without dead ends: 250 [2023-11-29 03:50:07,211 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:50:07,212 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 58 mSDsluCounter, 428 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 573 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:07,212 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 573 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:50:07,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2023-11-29 03:50:07,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 210. [2023-11-29 03:50:07,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 177 states have (on average 1.423728813559322) internal successors, (252), 177 states have internal predecessors, (252), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-29 03:50:07,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 312 transitions. [2023-11-29 03:50:07,231 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 312 transitions. Word has length 128 [2023-11-29 03:50:07,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:07,232 INFO L495 AbstractCegarLoop]: Abstraction has 210 states and 312 transitions. [2023-11-29 03:50:07,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:07,232 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 312 transitions. [2023-11-29 03:50:07,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-29 03:50:07,234 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:07,234 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:07,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 03:50:07,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-11-29 03:50:07,435 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:07,436 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:07,436 INFO L85 PathProgramCache]: Analyzing trace with hash -315415693, now seen corresponding path program 1 times [2023-11-29 03:50:07,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:07,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462925618] [2023-11-29 03:50:07,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:07,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:07,476 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:07,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [200679077] [2023-11-29 03:50:07,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:07,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:07,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:07,478 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:07,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 03:50:07,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:07,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 562 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 03:50:07,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:07,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-29 03:50:07,802 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:07,803 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:07,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:07,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462925618] [2023-11-29 03:50:07,803 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:07,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [200679077] [2023-11-29 03:50:07,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [200679077] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:07,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:07,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:50:07,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231946581] [2023-11-29 03:50:07,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:07,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:50:07,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:07,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:50:07,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:50:07,806 INFO L87 Difference]: Start difference. First operand 210 states and 312 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:07,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:07,880 INFO L93 Difference]: Finished difference Result 471 states and 700 transitions. [2023-11-29 03:50:07,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:50:07,881 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 128 [2023-11-29 03:50:07,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:07,884 INFO L225 Difference]: With dead ends: 471 [2023-11-29 03:50:07,884 INFO L226 Difference]: Without dead ends: 262 [2023-11-29 03:50:07,884 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:50:07,885 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 114 mSDsluCounter, 455 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 600 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:07,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 600 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:50:07,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2023-11-29 03:50:07,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 214. [2023-11-29 03:50:07,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 181 states have (on average 1.419889502762431) internal successors, (257), 181 states have internal predecessors, (257), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-29 03:50:07,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 317 transitions. [2023-11-29 03:50:07,898 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 317 transitions. Word has length 128 [2023-11-29 03:50:07,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:07,898 INFO L495 AbstractCegarLoop]: Abstraction has 214 states and 317 transitions. [2023-11-29 03:50:07,898 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:07,898 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 317 transitions. [2023-11-29 03:50:07,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-29 03:50:07,900 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:07,900 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:07,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 03:50:08,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:08,101 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:08,101 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:08,102 INFO L85 PathProgramCache]: Analyzing trace with hash -123620589, now seen corresponding path program 1 times [2023-11-29 03:50:08,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:08,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558388544] [2023-11-29 03:50:08,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:08,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:08,134 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:08,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1613264579] [2023-11-29 03:50:08,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:08,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:08,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:08,136 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:08,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 03:50:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:08,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 03:50:08,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:08,468 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:08,468 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:08,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:08,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558388544] [2023-11-29 03:50:08,468 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:08,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1613264579] [2023-11-29 03:50:08,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1613264579] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:08,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:08,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:50:08,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693305530] [2023-11-29 03:50:08,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:08,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:50:08,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:08,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:50:08,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:50:08,471 INFO L87 Difference]: Start difference. First operand 214 states and 317 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:08,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:08,629 INFO L93 Difference]: Finished difference Result 596 states and 885 transitions. [2023-11-29 03:50:08,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:50:08,630 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 129 [2023-11-29 03:50:08,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:08,633 INFO L225 Difference]: With dead ends: 596 [2023-11-29 03:50:08,633 INFO L226 Difference]: Without dead ends: 383 [2023-11-29 03:50:08,634 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:50:08,635 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 194 mSDsluCounter, 454 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 629 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:08,635 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 629 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:50:08,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2023-11-29 03:50:08,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 229. [2023-11-29 03:50:08,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 196 states have (on average 1.4285714285714286) internal successors, (280), 196 states have internal predecessors, (280), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-29 03:50:08,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 340 transitions. [2023-11-29 03:50:08,652 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 340 transitions. Word has length 129 [2023-11-29 03:50:08,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:08,652 INFO L495 AbstractCegarLoop]: Abstraction has 229 states and 340 transitions. [2023-11-29 03:50:08,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:08,653 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 340 transitions. [2023-11-29 03:50:08,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-29 03:50:08,654 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:08,655 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:08,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 03:50:08,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:08,855 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:08,856 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:08,856 INFO L85 PathProgramCache]: Analyzing trace with hash -516647599, now seen corresponding path program 1 times [2023-11-29 03:50:08,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:08,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581079960] [2023-11-29 03:50:08,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:08,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:08,895 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:08,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [545807136] [2023-11-29 03:50:08,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:08,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:08,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:08,897 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:08,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 03:50:09,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:09,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 03:50:09,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:09,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-29 03:50:09,269 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:09,270 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:09,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:09,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581079960] [2023-11-29 03:50:09,270 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:09,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [545807136] [2023-11-29 03:50:09,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [545807136] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:09,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:09,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:50:09,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676523379] [2023-11-29 03:50:09,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:09,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:50:09,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:09,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:50:09,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:50:09,273 INFO L87 Difference]: Start difference. First operand 229 states and 340 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:09,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:09,402 INFO L93 Difference]: Finished difference Result 562 states and 827 transitions. [2023-11-29 03:50:09,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:50:09,403 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 129 [2023-11-29 03:50:09,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:09,406 INFO L225 Difference]: With dead ends: 562 [2023-11-29 03:50:09,406 INFO L226 Difference]: Without dead ends: 334 [2023-11-29 03:50:09,407 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:50:09,408 INFO L413 NwaCegarLoop]: 170 mSDtfsCounter, 179 mSDsluCounter, 615 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 785 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:09,408 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 785 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:50:09,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2023-11-29 03:50:09,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 301. [2023-11-29 03:50:09,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 261 states have (on average 1.4099616858237547) internal successors, (368), 262 states have internal predecessors, (368), 35 states have call successors, (35), 4 states have call predecessors, (35), 4 states have return successors, (35), 34 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-29 03:50:09,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 438 transitions. [2023-11-29 03:50:09,433 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 438 transitions. Word has length 129 [2023-11-29 03:50:09,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:09,434 INFO L495 AbstractCegarLoop]: Abstraction has 301 states and 438 transitions. [2023-11-29 03:50:09,434 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:09,434 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 438 transitions. [2023-11-29 03:50:09,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-29 03:50:09,436 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:09,437 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:09,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-29 03:50:09,638 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:09,639 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:09,639 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:09,639 INFO L85 PathProgramCache]: Analyzing trace with hash 163410771, now seen corresponding path program 1 times [2023-11-29 03:50:09,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:09,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289473007] [2023-11-29 03:50:09,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:09,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:09,666 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:09,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2140875244] [2023-11-29 03:50:09,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:09,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:09,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:09,668 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:09,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 03:50:09,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:09,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 03:50:09,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:10,038 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:10,039 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:10,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:10,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289473007] [2023-11-29 03:50:10,039 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:10,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2140875244] [2023-11-29 03:50:10,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2140875244] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:10,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:10,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:50:10,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682427383] [2023-11-29 03:50:10,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:10,040 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:50:10,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:10,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:50:10,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:50:10,041 INFO L87 Difference]: Start difference. First operand 301 states and 438 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:10,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:10,247 INFO L93 Difference]: Finished difference Result 655 states and 953 transitions. [2023-11-29 03:50:10,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:50:10,248 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 129 [2023-11-29 03:50:10,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:10,252 INFO L225 Difference]: With dead ends: 655 [2023-11-29 03:50:10,253 INFO L226 Difference]: Without dead ends: 355 [2023-11-29 03:50:10,253 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:50:10,254 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 116 mSDsluCounter, 450 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 618 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:10,255 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 618 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 03:50:10,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2023-11-29 03:50:10,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 305. [2023-11-29 03:50:10,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 305 states, 264 states have (on average 1.4015151515151516) internal successors, (370), 265 states have internal predecessors, (370), 35 states have call successors, (35), 5 states have call predecessors, (35), 5 states have return successors, (35), 34 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-29 03:50:10,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 440 transitions. [2023-11-29 03:50:10,275 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 440 transitions. Word has length 129 [2023-11-29 03:50:10,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:10,275 INFO L495 AbstractCegarLoop]: Abstraction has 305 states and 440 transitions. [2023-11-29 03:50:10,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:10,276 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 440 transitions. [2023-11-29 03:50:10,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-29 03:50:10,278 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:10,278 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:10,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 03:50:10,478 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:10,479 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:10,479 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:10,479 INFO L85 PathProgramCache]: Analyzing trace with hash 2089375955, now seen corresponding path program 1 times [2023-11-29 03:50:10,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:10,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175881474] [2023-11-29 03:50:10,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:10,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:10,523 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:10,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [675625941] [2023-11-29 03:50:10,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:10,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:10,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:10,524 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:10,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 03:50:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:10,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 03:50:10,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:10,886 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:10,886 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:10,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:10,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175881474] [2023-11-29 03:50:10,887 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:10,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [675625941] [2023-11-29 03:50:10,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [675625941] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:10,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:10,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:50:10,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504598345] [2023-11-29 03:50:10,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:10,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:50:10,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:10,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:50:10,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:50:10,889 INFO L87 Difference]: Start difference. First operand 305 states and 440 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:11,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:11,076 INFO L93 Difference]: Finished difference Result 720 states and 1040 transitions. [2023-11-29 03:50:11,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:50:11,077 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 129 [2023-11-29 03:50:11,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:11,080 INFO L225 Difference]: With dead ends: 720 [2023-11-29 03:50:11,081 INFO L226 Difference]: Without dead ends: 416 [2023-11-29 03:50:11,081 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:50:11,082 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 135 mSDsluCounter, 469 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 642 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:11,083 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 642 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 03:50:11,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2023-11-29 03:50:11,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 361. [2023-11-29 03:50:11,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 361 states, 317 states have (on average 1.4037854889589905) internal successors, (445), 319 states have internal predecessors, (445), 37 states have call successors, (37), 6 states have call predecessors, (37), 6 states have return successors, (37), 35 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-29 03:50:11,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 519 transitions. [2023-11-29 03:50:11,103 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 519 transitions. Word has length 129 [2023-11-29 03:50:11,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:11,103 INFO L495 AbstractCegarLoop]: Abstraction has 361 states and 519 transitions. [2023-11-29 03:50:11,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:11,104 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 519 transitions. [2023-11-29 03:50:11,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-29 03:50:11,105 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:11,106 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:11,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-29 03:50:11,306 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:11,307 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:11,307 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:11,307 INFO L85 PathProgramCache]: Analyzing trace with hash -1525532971, now seen corresponding path program 1 times [2023-11-29 03:50:11,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:11,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323416643] [2023-11-29 03:50:11,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:11,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:11,338 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:11,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [786612002] [2023-11-29 03:50:11,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:11,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:11,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:11,340 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:11,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 03:50:11,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:11,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 03:50:11,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:11,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 03:50:11,672 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:11,672 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:11,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:11,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323416643] [2023-11-29 03:50:11,673 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:11,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [786612002] [2023-11-29 03:50:11,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [786612002] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:11,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:11,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:50:11,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881704377] [2023-11-29 03:50:11,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:11,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:50:11,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:11,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:50:11,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:50:11,675 INFO L87 Difference]: Start difference. First operand 361 states and 519 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:11,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:11,804 INFO L93 Difference]: Finished difference Result 830 states and 1196 transitions. [2023-11-29 03:50:11,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:50:11,805 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 129 [2023-11-29 03:50:11,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:11,808 INFO L225 Difference]: With dead ends: 830 [2023-11-29 03:50:11,809 INFO L226 Difference]: Without dead ends: 470 [2023-11-29 03:50:11,809 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:50:11,810 INFO L413 NwaCegarLoop]: 299 mSDtfsCounter, 225 mSDsluCounter, 975 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 1274 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:11,810 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 1274 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:50:11,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2023-11-29 03:50:11,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 424. [2023-11-29 03:50:11,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 363 states have (on average 1.3856749311294765) internal successors, (503), 366 states have internal predecessors, (503), 52 states have call successors, (52), 8 states have call predecessors, (52), 8 states have return successors, (52), 49 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-29 03:50:11,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 607 transitions. [2023-11-29 03:50:11,836 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 607 transitions. Word has length 129 [2023-11-29 03:50:11,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:11,837 INFO L495 AbstractCegarLoop]: Abstraction has 424 states and 607 transitions. [2023-11-29 03:50:11,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:11,837 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 607 transitions. [2023-11-29 03:50:11,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-29 03:50:11,839 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:11,839 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:11,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-29 03:50:12,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 03:50:12,040 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:12,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:12,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1889632366, now seen corresponding path program 1 times [2023-11-29 03:50:12,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:12,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520910640] [2023-11-29 03:50:12,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:12,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:12,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:50:12,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:12,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:50:12,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:12,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 03:50:12,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:12,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 03:50:12,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:12,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 03:50:12,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:12,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 03:50:12,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:12,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 03:50:12,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:12,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 03:50:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:12,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 03:50:12,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:12,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 03:50:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:12,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 03:50:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:12,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:50:12,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:12,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 03:50:12,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:12,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-29 03:50:12,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:12,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-29 03:50:12,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:12,696 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:12,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:12,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520910640] [2023-11-29 03:50:12,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520910640] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:12,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:12,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 03:50:12,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118250723] [2023-11-29 03:50:12,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:12,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 03:50:12,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:12,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 03:50:12,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:50:12,698 INFO L87 Difference]: Start difference. First operand 424 states and 607 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:13,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:13,087 INFO L93 Difference]: Finished difference Result 1413 states and 2016 transitions. [2023-11-29 03:50:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:50:13,087 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 130 [2023-11-29 03:50:13,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:13,095 INFO L225 Difference]: With dead ends: 1413 [2023-11-29 03:50:13,095 INFO L226 Difference]: Without dead ends: 1004 [2023-11-29 03:50:13,097 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2023-11-29 03:50:13,097 INFO L413 NwaCegarLoop]: 246 mSDtfsCounter, 338 mSDsluCounter, 1055 mSDsCounter, 0 mSdLazyCounter, 249 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 1301 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:13,098 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 1301 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 249 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 03:50:13,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1004 states. [2023-11-29 03:50:13,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1004 to 998. [2023-11-29 03:50:13,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 998 states, 848 states have (on average 1.3726415094339623) internal successors, (1164), 854 states have internal predecessors, (1164), 129 states have call successors, (129), 20 states have call predecessors, (129), 20 states have return successors, (129), 123 states have call predecessors, (129), 129 states have call successors, (129) [2023-11-29 03:50:13,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 998 states and 1422 transitions. [2023-11-29 03:50:13,167 INFO L78 Accepts]: Start accepts. Automaton has 998 states and 1422 transitions. Word has length 130 [2023-11-29 03:50:13,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:13,168 INFO L495 AbstractCegarLoop]: Abstraction has 998 states and 1422 transitions. [2023-11-29 03:50:13,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:13,181 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1422 transitions. [2023-11-29 03:50:13,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-29 03:50:13,183 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:13,183 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:13,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-29 03:50:13,184 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:13,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:13,184 INFO L85 PathProgramCache]: Analyzing trace with hash 200688624, now seen corresponding path program 1 times [2023-11-29 03:50:13,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:13,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760551878] [2023-11-29 03:50:13,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:13,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:13,218 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:13,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2113032402] [2023-11-29 03:50:13,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:13,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:13,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:13,219 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:13,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 03:50:13,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:13,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 03:50:13,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:13,480 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-29 03:50:13,486 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:13,487 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:13,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:13,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760551878] [2023-11-29 03:50:13,487 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:13,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2113032402] [2023-11-29 03:50:13,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2113032402] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:13,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:13,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 03:50:13,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143298307] [2023-11-29 03:50:13,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:13,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:50:13,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:13,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:50:13,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:50:13,489 INFO L87 Difference]: Start difference. First operand 998 states and 1422 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:13,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:13,535 INFO L93 Difference]: Finished difference Result 1981 states and 2825 transitions. [2023-11-29 03:50:13,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:50:13,536 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 130 [2023-11-29 03:50:13,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:13,542 INFO L225 Difference]: With dead ends: 1981 [2023-11-29 03:50:13,542 INFO L226 Difference]: Without dead ends: 998 [2023-11-29 03:50:13,545 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:50:13,545 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 1 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:13,546 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 293 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:50:13,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 998 states. [2023-11-29 03:50:13,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 998 to 998. [2023-11-29 03:50:13,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 998 states, 848 states have (on average 1.3702830188679245) internal successors, (1162), 854 states have internal predecessors, (1162), 129 states have call successors, (129), 20 states have call predecessors, (129), 20 states have return successors, (129), 123 states have call predecessors, (129), 129 states have call successors, (129) [2023-11-29 03:50:13,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 998 states and 1420 transitions. [2023-11-29 03:50:13,597 INFO L78 Accepts]: Start accepts. Automaton has 998 states and 1420 transitions. Word has length 130 [2023-11-29 03:50:13,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:13,597 INFO L495 AbstractCegarLoop]: Abstraction has 998 states and 1420 transitions. [2023-11-29 03:50:13,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:13,598 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1420 transitions. [2023-11-29 03:50:13,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-29 03:50:13,599 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:13,599 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:13,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 03:50:13,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-29 03:50:13,803 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:13,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:13,803 INFO L85 PathProgramCache]: Analyzing trace with hash 419543342, now seen corresponding path program 1 times [2023-11-29 03:50:13,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:13,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664383448] [2023-11-29 03:50:13,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:13,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:13,837 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:13,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [409563444] [2023-11-29 03:50:13,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:13,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:13,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:13,839 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:13,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 03:50:14,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:14,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 03:50:14,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:14,111 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-29 03:50:14,117 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:14,117 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:14,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:14,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664383448] [2023-11-29 03:50:14,118 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:14,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [409563444] [2023-11-29 03:50:14,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [409563444] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:14,118 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:14,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 03:50:14,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229034340] [2023-11-29 03:50:14,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:14,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:50:14,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:14,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:50:14,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:50:14,120 INFO L87 Difference]: Start difference. First operand 998 states and 1420 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:14,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:14,197 INFO L93 Difference]: Finished difference Result 2108 states and 3001 transitions. [2023-11-29 03:50:14,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:50:14,198 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 130 [2023-11-29 03:50:14,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:14,206 INFO L225 Difference]: With dead ends: 2108 [2023-11-29 03:50:14,206 INFO L226 Difference]: Without dead ends: 1125 [2023-11-29 03:50:14,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:50:14,209 INFO L413 NwaCegarLoop]: 170 mSDtfsCounter, 35 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:14,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 313 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:50:14,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2023-11-29 03:50:14,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 998. [2023-11-29 03:50:14,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 998 states, 848 states have (on average 1.3632075471698113) internal successors, (1156), 854 states have internal predecessors, (1156), 129 states have call successors, (129), 20 states have call predecessors, (129), 20 states have return successors, (129), 123 states have call predecessors, (129), 129 states have call successors, (129) [2023-11-29 03:50:14,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 998 states and 1414 transitions. [2023-11-29 03:50:14,286 INFO L78 Accepts]: Start accepts. Automaton has 998 states and 1414 transitions. Word has length 130 [2023-11-29 03:50:14,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:14,287 INFO L495 AbstractCegarLoop]: Abstraction has 998 states and 1414 transitions. [2023-11-29 03:50:14,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:14,287 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1414 transitions. [2023-11-29 03:50:14,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-29 03:50:14,289 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:14,289 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:14,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 03:50:14,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-29 03:50:14,490 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:14,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:14,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1120607920, now seen corresponding path program 1 times [2023-11-29 03:50:14,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:14,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511438421] [2023-11-29 03:50:14,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:14,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:14,513 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:14,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1303520235] [2023-11-29 03:50:14,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:14,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:14,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:14,515 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:14,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 03:50:14,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:14,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-29 03:50:14,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:14,823 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2023-11-29 03:50:14,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 03:50:14,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2023-11-29 03:50:14,927 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-11-29 03:50:14,927 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:50:15,107 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:15,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:15,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511438421] [2023-11-29 03:50:15,107 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:15,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1303520235] [2023-11-29 03:50:15,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1303520235] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 03:50:15,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:50:15,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10] total 15 [2023-11-29 03:50:15,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994937716] [2023-11-29 03:50:15,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:15,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 03:50:15,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:15,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 03:50:15,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2023-11-29 03:50:15,110 INFO L87 Difference]: Start difference. First operand 998 states and 1414 transitions. Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:15,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:15,685 INFO L93 Difference]: Finished difference Result 2498 states and 3532 transitions. [2023-11-29 03:50:15,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-29 03:50:15,686 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 130 [2023-11-29 03:50:15,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:15,697 INFO L225 Difference]: With dead ends: 2498 [2023-11-29 03:50:15,697 INFO L226 Difference]: Without dead ends: 1515 [2023-11-29 03:50:15,700 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=83, Invalid=423, Unknown=0, NotChecked=0, Total=506 [2023-11-29 03:50:15,701 INFO L413 NwaCegarLoop]: 275 mSDtfsCounter, 255 mSDsluCounter, 1271 mSDsCounter, 0 mSdLazyCounter, 308 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 255 SdHoareTripleChecker+Valid, 1546 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:15,701 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [255 Valid, 1546 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 308 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 03:50:15,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1515 states. [2023-11-29 03:50:15,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1515 to 1116. [2023-11-29 03:50:15,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1116 states, 948 states have (on average 1.358649789029536) internal successors, (1288), 954 states have internal predecessors, (1288), 144 states have call successors, (144), 23 states have call predecessors, (144), 23 states have return successors, (144), 138 states have call predecessors, (144), 144 states have call successors, (144) [2023-11-29 03:50:15,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1576 transitions. [2023-11-29 03:50:15,783 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1576 transitions. Word has length 130 [2023-11-29 03:50:15,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:15,784 INFO L495 AbstractCegarLoop]: Abstraction has 1116 states and 1576 transitions. [2023-11-29 03:50:15,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:15,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1576 transitions. [2023-11-29 03:50:15,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 03:50:15,786 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:15,786 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:15,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-11-29 03:50:15,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-29 03:50:15,986 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:15,987 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:15,987 INFO L85 PathProgramCache]: Analyzing trace with hash -1942974856, now seen corresponding path program 1 times [2023-11-29 03:50:15,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:15,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425121297] [2023-11-29 03:50:15,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:15,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:16,020 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:16,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [653989816] [2023-11-29 03:50:16,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:16,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:16,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:16,022 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:16,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 03:50:16,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:16,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 03:50:16,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:16,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2023-11-29 03:50:16,348 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:16,349 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:16,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:16,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425121297] [2023-11-29 03:50:16,349 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:16,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [653989816] [2023-11-29 03:50:16,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [653989816] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:16,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:16,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:50:16,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057161736] [2023-11-29 03:50:16,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:16,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:50:16,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:16,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:50:16,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:50:16,352 INFO L87 Difference]: Start difference. First operand 1116 states and 1576 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:16,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:16,431 INFO L93 Difference]: Finished difference Result 2239 states and 3159 transitions. [2023-11-29 03:50:16,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:50:16,432 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 131 [2023-11-29 03:50:16,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:16,437 INFO L225 Difference]: With dead ends: 2239 [2023-11-29 03:50:16,437 INFO L226 Difference]: Without dead ends: 1276 [2023-11-29 03:50:16,439 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:50:16,440 INFO L413 NwaCegarLoop]: 180 mSDtfsCounter, 87 mSDsluCounter, 464 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 644 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:16,440 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 644 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:50:16,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1276 states. [2023-11-29 03:50:16,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1276 to 1116. [2023-11-29 03:50:16,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1116 states, 948 states have (on average 1.3523206751054853) internal successors, (1282), 954 states have internal predecessors, (1282), 144 states have call successors, (144), 23 states have call predecessors, (144), 23 states have return successors, (144), 138 states have call predecessors, (144), 144 states have call successors, (144) [2023-11-29 03:50:16,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1570 transitions. [2023-11-29 03:50:16,519 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1570 transitions. Word has length 131 [2023-11-29 03:50:16,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:16,519 INFO L495 AbstractCegarLoop]: Abstraction has 1116 states and 1570 transitions. [2023-11-29 03:50:16,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:16,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1570 transitions. [2023-11-29 03:50:16,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-29 03:50:16,521 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:16,521 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:16,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-11-29 03:50:16,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-29 03:50:16,721 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:16,722 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:16,722 INFO L85 PathProgramCache]: Analyzing trace with hash 2008367601, now seen corresponding path program 1 times [2023-11-29 03:50:16,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:16,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731062636] [2023-11-29 03:50:16,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:16,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:16,752 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:16,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1311364344] [2023-11-29 03:50:16,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:16,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:16,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:16,754 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:16,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-29 03:50:17,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:17,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 03:50:17,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:17,087 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:17,088 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:17,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:17,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731062636] [2023-11-29 03:50:17,088 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:17,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1311364344] [2023-11-29 03:50:17,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1311364344] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:17,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:17,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:50:17,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469116559] [2023-11-29 03:50:17,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:17,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:50:17,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:17,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:50:17,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:50:17,090 INFO L87 Difference]: Start difference. First operand 1116 states and 1570 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:17,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:17,270 INFO L93 Difference]: Finished difference Result 1983 states and 2789 transitions. [2023-11-29 03:50:17,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:50:17,273 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 133 [2023-11-29 03:50:17,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:17,279 INFO L225 Difference]: With dead ends: 1983 [2023-11-29 03:50:17,279 INFO L226 Difference]: Without dead ends: 1020 [2023-11-29 03:50:17,281 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:50:17,281 INFO L413 NwaCegarLoop]: 277 mSDtfsCounter, 160 mSDsluCounter, 624 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 901 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:17,281 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 901 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:50:17,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2023-11-29 03:50:17,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 818. [2023-11-29 03:50:17,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 818 states, 689 states have (on average 1.3396226415094339) internal successors, (923), 692 states have internal predecessors, (923), 110 states have call successors, (110), 18 states have call predecessors, (110), 18 states have return successors, (110), 107 states have call predecessors, (110), 110 states have call successors, (110) [2023-11-29 03:50:17,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 818 states and 1143 transitions. [2023-11-29 03:50:17,321 INFO L78 Accepts]: Start accepts. Automaton has 818 states and 1143 transitions. Word has length 133 [2023-11-29 03:50:17,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:17,322 INFO L495 AbstractCegarLoop]: Abstraction has 818 states and 1143 transitions. [2023-11-29 03:50:17,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:17,322 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1143 transitions. [2023-11-29 03:50:17,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-29 03:50:17,323 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:17,323 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:17,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-29 03:50:17,523 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-29 03:50:17,524 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:17,524 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:17,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1993289026, now seen corresponding path program 1 times [2023-11-29 03:50:17,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:17,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022411135] [2023-11-29 03:50:17,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:17,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:17,576 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:17,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1452058955] [2023-11-29 03:50:17,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:17,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:17,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:17,577 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:17,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-29 03:50:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:17,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 03:50:17,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:17,913 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:17,913 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:17,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:17,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022411135] [2023-11-29 03:50:17,913 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:17,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1452058955] [2023-11-29 03:50:17,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1452058955] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:17,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:17,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:50:17,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463088476] [2023-11-29 03:50:17,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:17,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:50:17,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:17,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:50:17,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:50:17,915 INFO L87 Difference]: Start difference. First operand 818 states and 1143 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:18,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:18,009 INFO L93 Difference]: Finished difference Result 1699 states and 2373 transitions. [2023-11-29 03:50:18,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:50:18,010 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-29 03:50:18,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:18,015 INFO L225 Difference]: With dead ends: 1699 [2023-11-29 03:50:18,016 INFO L226 Difference]: Without dead ends: 882 [2023-11-29 03:50:18,018 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-29 03:50:18,018 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 47 mSDsluCounter, 547 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 689 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:18,019 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 689 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:50:18,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 882 states. [2023-11-29 03:50:18,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 882 to 850. [2023-11-29 03:50:18,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 850 states, 721 states have (on average 1.3245492371705965) internal successors, (955), 724 states have internal predecessors, (955), 110 states have call successors, (110), 18 states have call predecessors, (110), 18 states have return successors, (110), 107 states have call predecessors, (110), 110 states have call successors, (110) [2023-11-29 03:50:18,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 850 states and 1175 transitions. [2023-11-29 03:50:18,075 INFO L78 Accepts]: Start accepts. Automaton has 850 states and 1175 transitions. Word has length 134 [2023-11-29 03:50:18,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:18,075 INFO L495 AbstractCegarLoop]: Abstraction has 850 states and 1175 transitions. [2023-11-29 03:50:18,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:18,076 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1175 transitions. [2023-11-29 03:50:18,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-29 03:50:18,077 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:18,078 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:18,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-11-29 03:50:18,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-11-29 03:50:18,279 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:18,279 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:18,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1851157684, now seen corresponding path program 1 times [2023-11-29 03:50:18,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:18,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536361485] [2023-11-29 03:50:18,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:18,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:18,309 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:18,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1434039300] [2023-11-29 03:50:18,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:18,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:18,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:18,311 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:18,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-29 03:50:18,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:18,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 03:50:18,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:18,642 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:18,642 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:18,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:18,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536361485] [2023-11-29 03:50:18,643 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:18,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1434039300] [2023-11-29 03:50:18,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1434039300] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:18,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:18,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 03:50:18,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114299918] [2023-11-29 03:50:18,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:18,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:50:18,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:18,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:50:18,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:50:18,645 INFO L87 Difference]: Start difference. First operand 850 states and 1175 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:18,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:18,712 INFO L93 Difference]: Finished difference Result 1683 states and 2325 transitions. [2023-11-29 03:50:18,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:50:18,713 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-29 03:50:18,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:18,718 INFO L225 Difference]: With dead ends: 1683 [2023-11-29 03:50:18,718 INFO L226 Difference]: Without dead ends: 834 [2023-11-29 03:50:18,721 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:50:18,721 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 16 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 263 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:18,722 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 263 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:50:18,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 834 states. [2023-11-29 03:50:18,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 834 to 834. [2023-11-29 03:50:18,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 834 states, 705 states have (on average 1.3092198581560284) internal successors, (923), 708 states have internal predecessors, (923), 110 states have call successors, (110), 18 states have call predecessors, (110), 18 states have return successors, (110), 107 states have call predecessors, (110), 110 states have call successors, (110) [2023-11-29 03:50:18,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 834 states and 1143 transitions. [2023-11-29 03:50:18,795 INFO L78 Accepts]: Start accepts. Automaton has 834 states and 1143 transitions. Word has length 134 [2023-11-29 03:50:18,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:18,796 INFO L495 AbstractCegarLoop]: Abstraction has 834 states and 1143 transitions. [2023-11-29 03:50:18,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:18,796 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1143 transitions. [2023-11-29 03:50:18,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-29 03:50:18,798 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:18,798 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:18,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-11-29 03:50:18,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-29 03:50:18,999 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:18,999 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:19,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1842200487, now seen corresponding path program 1 times [2023-11-29 03:50:19,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:19,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569552406] [2023-11-29 03:50:19,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:19,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:19,038 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:19,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1108725040] [2023-11-29 03:50:19,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:19,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:19,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:19,040 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:19,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-29 03:50:19,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:19,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 03:50:19,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:19,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 03:50:19,412 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:19,412 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:19,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:19,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569552406] [2023-11-29 03:50:19,413 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:19,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1108725040] [2023-11-29 03:50:19,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1108725040] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:19,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:19,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:50:19,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370989585] [2023-11-29 03:50:19,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:19,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:50:19,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:19,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:50:19,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:50:19,414 INFO L87 Difference]: Start difference. First operand 834 states and 1143 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:19,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:19,482 INFO L93 Difference]: Finished difference Result 1805 states and 2457 transitions. [2023-11-29 03:50:19,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:50:19,482 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 136 [2023-11-29 03:50:19,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:19,488 INFO L225 Difference]: With dead ends: 1805 [2023-11-29 03:50:19,488 INFO L226 Difference]: Without dead ends: 972 [2023-11-29 03:50:19,490 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:50:19,491 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 35 mSDsluCounter, 406 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 544 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:19,491 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 544 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:50:19,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 972 states. [2023-11-29 03:50:19,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 972 to 874. [2023-11-29 03:50:19,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 874 states, 745 states have (on average 1.2885906040268456) internal successors, (960), 748 states have internal predecessors, (960), 110 states have call successors, (110), 18 states have call predecessors, (110), 18 states have return successors, (110), 107 states have call predecessors, (110), 110 states have call successors, (110) [2023-11-29 03:50:19,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 874 states and 1180 transitions. [2023-11-29 03:50:19,548 INFO L78 Accepts]: Start accepts. Automaton has 874 states and 1180 transitions. Word has length 136 [2023-11-29 03:50:19,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:19,549 INFO L495 AbstractCegarLoop]: Abstraction has 874 states and 1180 transitions. [2023-11-29 03:50:19,549 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:19,549 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1180 transitions. [2023-11-29 03:50:19,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-29 03:50:19,550 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:19,550 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:19,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2023-11-29 03:50:19,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:19,751 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:19,751 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:19,752 INFO L85 PathProgramCache]: Analyzing trace with hash 2100365925, now seen corresponding path program 1 times [2023-11-29 03:50:19,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:19,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364364258] [2023-11-29 03:50:19,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:19,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:19,782 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:19,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [760502578] [2023-11-29 03:50:19,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:19,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:19,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:19,783 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:19,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-29 03:50:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:20,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 600 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 03:50:20,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:20,164 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2023-11-29 03:50:20,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2023-11-29 03:50:20,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2023-11-29 03:50:20,187 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:20,188 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:20,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:20,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364364258] [2023-11-29 03:50:20,188 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:20,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [760502578] [2023-11-29 03:50:20,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [760502578] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:20,188 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:20,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:50:20,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195076719] [2023-11-29 03:50:20,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:20,189 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:50:20,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:20,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:50:20,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:50:20,190 INFO L87 Difference]: Start difference. First operand 874 states and 1180 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:20,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:20,383 INFO L93 Difference]: Finished difference Result 2204 states and 2904 transitions. [2023-11-29 03:50:20,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 03:50:20,383 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 136 [2023-11-29 03:50:20,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:20,389 INFO L225 Difference]: With dead ends: 2204 [2023-11-29 03:50:20,389 INFO L226 Difference]: Without dead ends: 1331 [2023-11-29 03:50:20,391 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-29 03:50:20,391 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 75 mSDsluCounter, 407 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 564 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:20,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 564 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:50:20,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1331 states. [2023-11-29 03:50:20,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1331 to 1290. [2023-11-29 03:50:20,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1290 states, 1089 states have (on average 1.224058769513315) internal successors, (1333), 1100 states have internal predecessors, (1333), 164 states have call successors, (164), 36 states have call predecessors, (164), 36 states have return successors, (164), 153 states have call predecessors, (164), 164 states have call successors, (164) [2023-11-29 03:50:20,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1290 states and 1661 transitions. [2023-11-29 03:50:20,486 INFO L78 Accepts]: Start accepts. Automaton has 1290 states and 1661 transitions. Word has length 136 [2023-11-29 03:50:20,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:20,486 INFO L495 AbstractCegarLoop]: Abstraction has 1290 states and 1661 transitions. [2023-11-29 03:50:20,486 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:20,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1661 transitions. [2023-11-29 03:50:20,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-29 03:50:20,488 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:20,488 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:20,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2023-11-29 03:50:20,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable19 [2023-11-29 03:50:20,689 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:20,689 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:20,689 INFO L85 PathProgramCache]: Analyzing trace with hash 2141458030, now seen corresponding path program 1 times [2023-11-29 03:50:20,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:20,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442869781] [2023-11-29 03:50:20,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:20,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:20,714 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:20,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [562244297] [2023-11-29 03:50:20,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:20,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:20,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:20,716 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:20,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-29 03:50:20,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:20,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 612 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 03:50:21,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:21,013 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:21,013 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:21,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:21,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442869781] [2023-11-29 03:50:21,014 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:21,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [562244297] [2023-11-29 03:50:21,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [562244297] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:21,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:21,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 03:50:21,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104119650] [2023-11-29 03:50:21,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:21,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:50:21,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:21,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:50:21,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:50:21,016 INFO L87 Difference]: Start difference. First operand 1290 states and 1661 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:21,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:21,093 INFO L93 Difference]: Finished difference Result 2553 states and 3282 transitions. [2023-11-29 03:50:21,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:50:21,094 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2023-11-29 03:50:21,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:21,099 INFO L225 Difference]: With dead ends: 2553 [2023-11-29 03:50:21,099 INFO L226 Difference]: Without dead ends: 1264 [2023-11-29 03:50:21,100 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:50:21,101 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 0 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:21,101 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 270 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:50:21,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1264 states. [2023-11-29 03:50:21,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1264 to 1264. [2023-11-29 03:50:21,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1264 states, 1063 states have (on average 1.2050799623706492) internal successors, (1281), 1074 states have internal predecessors, (1281), 164 states have call successors, (164), 36 states have call predecessors, (164), 36 states have return successors, (164), 153 states have call predecessors, (164), 164 states have call successors, (164) [2023-11-29 03:50:21,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1264 states and 1609 transitions. [2023-11-29 03:50:21,160 INFO L78 Accepts]: Start accepts. Automaton has 1264 states and 1609 transitions. Word has length 137 [2023-11-29 03:50:21,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:21,161 INFO L495 AbstractCegarLoop]: Abstraction has 1264 states and 1609 transitions. [2023-11-29 03:50:21,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:21,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1609 transitions. [2023-11-29 03:50:21,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-29 03:50:21,163 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:21,163 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:21,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2023-11-29 03:50:21,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2023-11-29 03:50:21,363 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:21,364 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:21,364 INFO L85 PathProgramCache]: Analyzing trace with hash 1234540598, now seen corresponding path program 1 times [2023-11-29 03:50:21,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:21,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381132741] [2023-11-29 03:50:21,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:21,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:21,389 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:21,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [938748717] [2023-11-29 03:50:21,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:21,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:21,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:21,390 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:21,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-11-29 03:50:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:21,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 608 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-29 03:50:21,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:21,684 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 03:50:21,747 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:21,747 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:21,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:21,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381132741] [2023-11-29 03:50:21,747 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:21,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [938748717] [2023-11-29 03:50:21,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [938748717] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:21,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:21,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 03:50:21,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361505205] [2023-11-29 03:50:21,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:21,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 03:50:21,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:21,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 03:50:21,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-29 03:50:21,749 INFO L87 Difference]: Start difference. First operand 1264 states and 1609 transitions. Second operand has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:22,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:22,005 INFO L93 Difference]: Finished difference Result 1371 states and 1741 transitions. [2023-11-29 03:50:22,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 03:50:22,006 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2023-11-29 03:50:22,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:22,013 INFO L225 Difference]: With dead ends: 1371 [2023-11-29 03:50:22,013 INFO L226 Difference]: Without dead ends: 1369 [2023-11-29 03:50:22,013 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2023-11-29 03:50:22,014 INFO L413 NwaCegarLoop]: 209 mSDtfsCounter, 164 mSDsluCounter, 1111 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 1320 SdHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:22,014 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 1320 Invalid, 237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 03:50:22,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1369 states. [2023-11-29 03:50:22,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1369 to 1300. [2023-11-29 03:50:22,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1300 states, 1099 states have (on average 1.1956323930846224) internal successors, (1314), 1110 states have internal predecessors, (1314), 164 states have call successors, (164), 36 states have call predecessors, (164), 36 states have return successors, (164), 153 states have call predecessors, (164), 164 states have call successors, (164) [2023-11-29 03:50:22,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1300 states and 1642 transitions. [2023-11-29 03:50:22,094 INFO L78 Accepts]: Start accepts. Automaton has 1300 states and 1642 transitions. Word has length 137 [2023-11-29 03:50:22,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:22,094 INFO L495 AbstractCegarLoop]: Abstraction has 1300 states and 1642 transitions. [2023-11-29 03:50:22,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:22,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1642 transitions. [2023-11-29 03:50:22,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-29 03:50:22,096 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:22,096 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:22,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2023-11-29 03:50:22,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:22,297 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:22,297 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:22,297 INFO L85 PathProgramCache]: Analyzing trace with hash 1509300212, now seen corresponding path program 1 times [2023-11-29 03:50:22,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:22,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784318479] [2023-11-29 03:50:22,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:22,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:22,323 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:22,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1759510618] [2023-11-29 03:50:22,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:22,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:22,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:22,324 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:22,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-11-29 03:50:22,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:22,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 600 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-29 03:50:22,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:22,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-29 03:50:23,987 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 10 proven. 206 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2023-11-29 03:50:23,987 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:50:24,317 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 48 [2023-11-29 03:50:25,667 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (+ (mod (select (select |c_#memory_int#9| c_~var_1_11_Pointer~0.base) c_~var_1_11_Pointer~0.offset) 256) 1)) (.cse1 (= c_~var_1_6_Pointer~0.offset |c_~#var_1_6~0.offset|)) (.cse0 (= c_~var_1_6_Pointer~0.base |c_~#var_1_6~0.base|))) (or (and (or (not .cse0) (not .cse1)) (forall ((v_z_6 Int)) (< (div 10 v_z_6) .cse2))) (and (forall ((v_z_7 Int) (v_y_7 Int)) (let ((.cse3 (+ (* 65536 v_y_7) v_z_7))) (or (< 65535 .cse3) (< .cse3 0) (= .cse3 0) (< (div 10 v_z_7) .cse2)))) .cse1 .cse0))) is different from false [2023-11-29 03:50:25,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:50:25,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784318479] [2023-11-29 03:50:25,726 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:50:25,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1759510618] [2023-11-29 03:50:25,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1759510618] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:50:25,727 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:50:25,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2023-11-29 03:50:25,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457074003] [2023-11-29 03:50:25,727 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 03:50:25,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 03:50:25,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:50:25,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 03:50:25,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=156, Unknown=1, NotChecked=26, Total=240 [2023-11-29 03:50:25,729 INFO L87 Difference]: Start difference. First operand 1300 states and 1642 transitions. Second operand has 9 states, 8 states have (on average 8.875) internal successors, (71), 7 states have internal predecessors, (71), 3 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) [2023-11-29 03:50:26,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:26,251 INFO L93 Difference]: Finished difference Result 2371 states and 2987 transitions. [2023-11-29 03:50:26,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-29 03:50:26,251 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 8.875) internal successors, (71), 7 states have internal predecessors, (71), 3 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) Word has length 137 [2023-11-29 03:50:26,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:26,256 INFO L225 Difference]: With dead ends: 2371 [2023-11-29 03:50:26,256 INFO L226 Difference]: Without dead ends: 1072 [2023-11-29 03:50:26,258 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=170, Invalid=433, Unknown=1, NotChecked=46, Total=650 [2023-11-29 03:50:26,258 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 186 mSDsluCounter, 800 mSDsCounter, 0 mSdLazyCounter, 317 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 956 SdHoareTripleChecker+Invalid, 348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 317 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:26,258 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 956 Invalid, 348 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 317 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 03:50:26,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2023-11-29 03:50:26,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 888. [2023-11-29 03:50:26,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 888 states, 751 states have (on average 1.1957390146471372) internal successors, (898), 757 states have internal predecessors, (898), 110 states have call successors, (110), 26 states have call predecessors, (110), 26 states have return successors, (110), 104 states have call predecessors, (110), 110 states have call successors, (110) [2023-11-29 03:50:26,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 888 states and 1118 transitions. [2023-11-29 03:50:26,336 INFO L78 Accepts]: Start accepts. Automaton has 888 states and 1118 transitions. Word has length 137 [2023-11-29 03:50:26,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:26,337 INFO L495 AbstractCegarLoop]: Abstraction has 888 states and 1118 transitions. [2023-11-29 03:50:26,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 8.875) internal successors, (71), 7 states have internal predecessors, (71), 3 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) [2023-11-29 03:50:26,337 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1118 transitions. [2023-11-29 03:50:26,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-29 03:50:26,339 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:26,339 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:26,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2023-11-29 03:50:26,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:26,539 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:26,540 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:26,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1844180344, now seen corresponding path program 1 times [2023-11-29 03:50:26,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:50:26,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253073065] [2023-11-29 03:50:26,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:26,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:50:26,568 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:50:26,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [524102189] [2023-11-29 03:50:26,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:26,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:50:26,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:26,569 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:50:26,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-11-29 03:50:26,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:50:26,980 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:50:27,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:50:27,218 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:50:27,218 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 03:50:27,219 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 03:50:27,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2023-11-29 03:50:27,421 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2023-11-29 03:50:27,424 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:27,429 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 03:50:27,562 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-11-29 03:50:27,566 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-29 03:50:27,570 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-29 03:50:27,573 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-29 03:50:27,575 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-29 03:50:27,577 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-29 03:50:27,579 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-29 03:50:27,580 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-29 03:50:27,582 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-29 03:50:27,583 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-29 03:50:27,585 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-29 03:50:27,585 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-29 03:50:27,585 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-29 03:50:27,585 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-29 03:50:27,586 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-29 03:50:27,586 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-29 03:50:27,586 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-29 03:50:27,586 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated [2023-11-29 03:50:27,587 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated [2023-11-29 03:50:27,587 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-29 03:50:27,588 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-29 03:50:27,588 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-29 03:50:27,588 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-29 03:50:27,588 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-29 03:50:27,589 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-29 03:50:27,589 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated [2023-11-29 03:50:27,589 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-29 03:50:27,589 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated [2023-11-29 03:50:27,589 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-29 03:50:27,590 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-29 03:50:27,590 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-29 03:50:27,591 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated [2023-11-29 03:50:27,591 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated [2023-11-29 03:50:27,591 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-29 03:50:27,592 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 03:50:27,592 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-29 03:50:27,592 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated [2023-11-29 03:50:27,592 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-29 03:50:27,592 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 03:50:27,592 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated [2023-11-29 03:50:27,594 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated [2023-11-29 03:50:27,594 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 03:50:27,594 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-29 03:50:27,595 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated [2023-11-29 03:50:27,595 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-29 03:50:27,596 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-29 03:50:27,596 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-29 03:50:27,596 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-29 03:50:27,596 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated [2023-11-29 03:50:27,597 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-29 03:50:27,597 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated [2023-11-29 03:50:27,598 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-29 03:50:27,599 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated [2023-11-29 03:50:27,599 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-29 03:50:27,599 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated [2023-11-29 03:50:27,599 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated [2023-11-29 03:50:27,600 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite9 could not be translated [2023-11-29 03:50:27,600 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated [2023-11-29 03:50:27,600 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-29 03:50:27,600 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated [2023-11-29 03:50:27,601 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short19 could not be translated [2023-11-29 03:50:27,601 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem16 could not be translated [2023-11-29 03:50:27,601 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem16 could not be translated [2023-11-29 03:50:27,601 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem17 could not be translated [2023-11-29 03:50:27,601 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short19 could not be translated [2023-11-29 03:50:27,601 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem18 could not be translated [2023-11-29 03:50:27,602 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated [2023-11-29 03:50:27,603 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated [2023-11-29 03:50:27,603 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem23 could not be translated [2023-11-29 03:50:27,603 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem24 could not be translated [2023-11-29 03:50:27,604 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated [2023-11-29 03:50:27,604 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 03:50:27,604 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 03:50:27,604 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated [2023-11-29 03:50:27,604 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated [2023-11-29 03:50:27,605 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 03:50:27,605 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-29 03:50:27,605 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated [2023-11-29 03:50:27,605 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated [2023-11-29 03:50:27,605 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 03:50:27,605 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-29 03:50:27,606 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated [2023-11-29 03:50:27,606 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-29 03:50:27,606 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-29 03:50:27,606 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 03:50:27,606 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated [2023-11-29 03:50:27,606 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 03:50:27,606 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-29 03:50:27,606 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated [2023-11-29 03:50:27,607 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 03:50:27,607 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 03:50:27,607 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-29 03:50:27,607 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-29 03:50:27,607 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated [2023-11-29 03:50:27,607 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated [2023-11-29 03:50:27,607 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-29 03:50:27,607 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated [2023-11-29 03:50:27,608 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated [2023-11-29 03:50:27,608 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-29 03:50:27,608 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated [2023-11-29 03:50:27,608 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 03:50:27,608 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-29 03:50:27,608 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 03:50:27,608 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-29 03:50:27,608 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-29 03:50:27,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-29 03:50:27,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 03:50:27,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-29 03:50:27,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 03:50:27,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated [2023-11-29 03:50:27,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated [2023-11-29 03:50:27,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated [2023-11-29 03:50:27,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated [2023-11-29 03:50:27,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-29 03:50:27,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-29 03:50:27,610 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 03:50:27,610 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated [2023-11-29 03:50:27,610 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated [2023-11-29 03:50:27,610 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:50:27,610 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-29 03:50:27,610 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-29 03:50:27,610 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-29 03:50:27,610 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated [2023-11-29 03:50:27,610 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated [2023-11-29 03:50:27,611 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-29 03:50:27,611 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-29 03:50:27,611 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 03:50:27,611 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated [2023-11-29 03:50:27,611 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated [2023-11-29 03:50:27,611 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-29 03:50:27,612 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-29 03:50:27,612 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-29 03:50:27,612 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:50:27,612 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-29 03:50:27,612 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 03:50:27,612 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated [2023-11-29 03:50:27,612 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-29 03:50:27,612 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated [2023-11-29 03:50:27,612 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:50:27,612 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 03:50:27,613 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:50:27,613 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated [2023-11-29 03:50:27,613 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite112 could not be translated [2023-11-29 03:50:27,613 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:50:27,613 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-29 03:50:27,614 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 03:50:27,614 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 03:50:27,614 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated [2023-11-29 03:50:27,614 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 03:50:27,614 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:50:27,614 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:50:27,614 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-29 03:50:27,614 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-29 03:50:27,614 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 03:50:27,614 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated [2023-11-29 03:50:27,615 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated [2023-11-29 03:50:27,615 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-29 03:50:27,615 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-29 03:50:27,615 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 03:50:27,615 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite112 could not be translated [2023-11-29 03:50:27,615 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 03:50:27,615 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-29 03:50:27,616 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 03:50:27,616 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:50:27,616 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 03:50:27,616 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-29 03:50:27,616 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 03:50:27,616 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-29 03:50:27,616 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated [2023-11-29 03:50:27,616 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-29 03:50:27,617 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-29 03:50:27,617 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:50:27,617 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated [2023-11-29 03:50:27,617 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated [2023-11-29 03:50:27,617 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:50:27,617 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite119 could not be translated [2023-11-29 03:50:27,617 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 03:50:27,617 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated [2023-11-29 03:50:27,618 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:50:27,618 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated [2023-11-29 03:50:27,618 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated [2023-11-29 03:50:27,618 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated [2023-11-29 03:50:27,618 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-29 03:50:27,618 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:50:27,618 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 03:50:27,618 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated [2023-11-29 03:50:27,618 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-29 03:50:27,618 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 03:50:27,619 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 03:50:27,619 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:50:27,619 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 03:50:27,619 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-29 03:50:27,619 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite119 could not be translated [2023-11-29 03:50:27,619 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-29 03:50:27,619 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite112 could not be translated [2023-11-29 03:50:27,619 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 03:50:27,619 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-29 03:50:27,620 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-29 03:50:27,620 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 03:50:27,620 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite112 could not be translated [2023-11-29 03:50:27,620 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short129 could not be translated [2023-11-29 03:50:27,620 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:50:27,620 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated [2023-11-29 03:50:27,620 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:50:27,620 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:50:27,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-29 03:50:27,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 03:50:27,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated [2023-11-29 03:50:27,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-29 03:50:27,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated [2023-11-29 03:50:27,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite119 could not be translated [2023-11-29 03:50:27,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 03:50:27,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 03:50:27,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-29 03:50:27,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated [2023-11-29 03:50:27,621 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 03:50:27,622 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-29 03:50:27,622 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-29 03:50:27,622 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated [2023-11-29 03:50:27,622 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite126 could not be translated [2023-11-29 03:50:27,622 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:50:27,623 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated [2023-11-29 03:50:27,623 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short129 could not be translated [2023-11-29 03:50:27,623 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated [2023-11-29 03:50:27,623 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:50:27,623 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-29 03:50:27,623 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem122 could not be translated [2023-11-29 03:50:27,623 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated [2023-11-29 03:50:27,623 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-29 03:50:27,624 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 03:50:27,624 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem121 could not be translated [2023-11-29 03:50:27,624 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 03:50:27,624 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 03:50:27,624 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated [2023-11-29 03:50:27,624 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 03:50:27,624 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-29 03:50:27,624 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:50:27,624 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite112 could not be translated [2023-11-29 03:50:27,624 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-29 03:50:27,624 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 03:50:27,625 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite119 could not be translated [2023-11-29 03:50:27,625 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated [2023-11-29 03:50:27,625 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short129 could not be translated [2023-11-29 03:50:27,625 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-29 03:50:27,625 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:50:27,625 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:50:27,626 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated [2023-11-29 03:50:27,626 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem127 could not be translated [2023-11-29 03:50:27,626 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite128 could not be translated [2023-11-29 03:50:27,626 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 03:50:27,626 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated [2023-11-29 03:50:27,626 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite119 could not be translated [2023-11-29 03:50:27,626 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated [2023-11-29 03:50:27,626 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite126 could not be translated [2023-11-29 03:50:27,627 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 03:50:27,627 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated [2023-11-29 03:50:27,627 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem122 could not be translated [2023-11-29 03:50:27,627 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 03:50:27,627 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-29 03:50:27,627 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 03:50:27,628 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated [2023-11-29 03:50:27,628 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:50:27,628 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite112 could not be translated [2023-11-29 03:50:27,628 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-29 03:50:27,628 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 03:50:27,628 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-29 03:50:27,629 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated [2023-11-29 03:50:27,629 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-29 03:50:27,629 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem121 could not be translated [2023-11-29 03:50:27,629 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated [2023-11-29 03:50:27,629 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite112 could not be translated [2023-11-29 03:50:27,629 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 03:50:27,629 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite126 could not be translated [2023-11-29 03:50:27,629 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 03:50:27,630 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-29 03:50:27,630 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-29 03:50:27,630 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated [2023-11-29 03:50:27,630 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite128 could not be translated [2023-11-29 03:50:27,630 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 03:50:27,630 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:50:27,630 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:50:27,630 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short129 could not be translated [2023-11-29 03:50:27,630 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated [2023-11-29 03:50:27,630 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:50:27,630 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite119 could not be translated [2023-11-29 03:50:27,631 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem121 could not be translated [2023-11-29 03:50:27,631 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated [2023-11-29 03:50:27,631 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated [2023-11-29 03:50:27,631 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-29 03:50:27,631 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem127 could not be translated [2023-11-29 03:50:27,631 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-29 03:50:27,631 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-29 03:50:27,631 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem122 could not be translated [2023-11-29 03:50:27,631 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated [2023-11-29 03:50:27,631 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-29 03:50:27,632 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-29 03:50:27,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 03:50:27 BoogieIcfgContainer [2023-11-29 03:50:27,660 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 03:50:27,661 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 03:50:27,661 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 03:50:27,661 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 03:50:27,661 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:50:04" (3/4) ... [2023-11-29 03:50:27,663 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 03:50:27,664 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 03:50:27,665 INFO L158 Benchmark]: Toolchain (without parser) took 23899.95ms. Allocated memory was 136.3MB in the beginning and 360.7MB in the end (delta: 224.4MB). Free memory was 97.8MB in the beginning and 284.1MB in the end (delta: -186.2MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2023-11-29 03:50:27,665 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 136.3MB. Free memory is still 109.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:50:27,665 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.16ms. Allocated memory is still 136.3MB. Free memory was 97.4MB in the beginning and 83.6MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 03:50:27,666 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.27ms. Allocated memory is still 136.3MB. Free memory was 83.6MB in the beginning and 80.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 03:50:27,666 INFO L158 Benchmark]: Boogie Preprocessor took 89.18ms. Allocated memory is still 136.3MB. Free memory was 80.3MB in the beginning and 74.8MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 03:50:27,667 INFO L158 Benchmark]: RCFGBuilder took 758.45ms. Allocated memory was 136.3MB in the beginning and 172.0MB in the end (delta: 35.7MB). Free memory was 74.4MB in the beginning and 123.8MB in the end (delta: -49.5MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2023-11-29 03:50:27,667 INFO L158 Benchmark]: TraceAbstraction took 22663.74ms. Allocated memory was 172.0MB in the beginning and 360.7MB in the end (delta: 188.7MB). Free memory was 123.5MB in the beginning and 284.1MB in the end (delta: -160.6MB). Peak memory consumption was 206.4MB. Max. memory is 16.1GB. [2023-11-29 03:50:27,667 INFO L158 Benchmark]: Witness Printer took 3.66ms. Allocated memory is still 360.7MB. Free memory is still 284.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:50:27,669 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 136.3MB. Free memory is still 109.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.16ms. Allocated memory is still 136.3MB. Free memory was 97.4MB in the beginning and 83.6MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.27ms. Allocated memory is still 136.3MB. Free memory was 83.6MB in the beginning and 80.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.18ms. Allocated memory is still 136.3MB. Free memory was 80.3MB in the beginning and 74.8MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 758.45ms. Allocated memory was 136.3MB in the beginning and 172.0MB in the end (delta: 35.7MB). Free memory was 74.4MB in the beginning and 123.8MB in the end (delta: -49.5MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. * TraceAbstraction took 22663.74ms. Allocated memory was 172.0MB in the beginning and 360.7MB in the end (delta: 188.7MB). Free memory was 123.5MB in the beginning and 284.1MB in the end (delta: -160.6MB). Peak memory consumption was 206.4MB. Max. memory is 16.1GB. * Witness Printer took 3.66ms. Allocated memory is still 360.7MB. Free memory is still 284.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short19 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem16 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem16 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem17 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short19 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem18 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite119 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite119 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite119 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite126 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem122 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem121 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite119 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem127 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite119 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite126 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem122 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem121 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite126 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite119 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem121 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem127 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem122 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short120 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 101. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 25; [L22] unsigned short int var_1_1 = 25; [L23] unsigned short int* var_1_1_Pointer = &(var_1_1); [L24] unsigned char var_1_2 = 1; [L24] unsigned char var_1_2 = 1; [L25] unsigned char* var_1_2_Pointer = &(var_1_2); [L26] signed char var_1_5 = 16; [L26] signed char var_1_5 = 16; [L27] signed char* var_1_5_Pointer = &(var_1_5); [L28] unsigned short int var_1_6 = 16; [L28] unsigned short int var_1_6 = 16; [L29] unsigned short int* var_1_6_Pointer = &(var_1_6); [L30] signed char var_1_7 = 4; [L30] signed char var_1_7 = 4; [L31] signed char* var_1_7_Pointer = &(var_1_7); [L32] unsigned short int var_1_8 = 2; [L32] unsigned short int var_1_8 = 2; [L33] unsigned short int* var_1_8_Pointer = &(var_1_8); [L34] signed char var_1_9 = 64; [L34] signed char var_1_9 = 64; [L35] signed char* var_1_9_Pointer = &(var_1_9); [L36] signed char var_1_10 = 0; [L36] signed char var_1_10 = 0; [L37] signed char* var_1_10_Pointer = &(var_1_10); [L38] unsigned char var_1_11 = 16; [L38] unsigned char var_1_11 = 16; [L39] unsigned char* var_1_11_Pointer = &(var_1_11); [L40] double var_1_12 = 128.4; [L40] double var_1_12 = 128.4; [L41] double* var_1_12_Pointer = &(var_1_12); [L42] double var_1_13 = 50.2; [L42] double var_1_13 = 50.2; [L43] double* var_1_13_Pointer = &(var_1_13); [L44] double var_1_14 = 3.8; [L44] double var_1_14 = 3.8; [L45] double* var_1_14_Pointer = &(var_1_14); [L46] double var_1_15 = 25.1; [L46] double var_1_15 = 25.1; [L47] double* var_1_15_Pointer = &(var_1_15); [L105] isInitial = 1 [L106] FCALL initially() [L107] COND TRUE 1 [L108] FCALL updateLastVariables() [L109] CALL updateVariables() [L73] var_1_2 = __VERIFIER_nondet_uchar() [L74] EXPR \read(var_1_2) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L74] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L74] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L75] EXPR \read(var_1_2) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L75] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L75] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L76] var_1_6 = __VERIFIER_nondet_ushort() [L77] EXPR \read(var_1_6) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L77] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L77] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L78] EXPR \read(var_1_6) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L78] CALL assume_abort_if_not(var_1_6 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L78] RET assume_abort_if_not(var_1_6 <= 65535) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L79] EXPR \read(var_1_6) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L79] CALL assume_abort_if_not(var_1_6 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L79] RET assume_abort_if_not(var_1_6 != 0) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L80] var_1_7 = __VERIFIER_nondet_char() [L81] EXPR \read(var_1_7) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L81] CALL assume_abort_if_not(var_1_7 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L81] RET assume_abort_if_not(var_1_7 >= -127) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L82] EXPR \read(var_1_7) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L82] CALL assume_abort_if_not(var_1_7 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L82] RET assume_abort_if_not(var_1_7 <= 126) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L83] var_1_9 = __VERIFIER_nondet_char() [L84] EXPR \read(var_1_9) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L84] CALL assume_abort_if_not(var_1_9 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L84] RET assume_abort_if_not(var_1_9 >= 63) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L85] EXPR \read(var_1_9) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L85] CALL assume_abort_if_not(var_1_9 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L85] RET assume_abort_if_not(var_1_9 <= 127) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L86] var_1_10 = __VERIFIER_nondet_char() [L87] EXPR \read(var_1_10) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L87] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L87] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L88] EXPR \read(var_1_10) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L88] CALL assume_abort_if_not(var_1_10 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L88] RET assume_abort_if_not(var_1_10 <= 64) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L89] var_1_12 = __VERIFIER_nondet_double() [L90] EXPR \read(var_1_12) [L90] EXPR var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L90] EXPR var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F [L90] EXPR \read(var_1_12) [L90] EXPR var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L90] EXPR (var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F ) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L90] EXPR (var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F ) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L90] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L90] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L91] var_1_13 = __VERIFIER_nondet_double() [L92] EXPR \read(var_1_13) [L92] EXPR var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L92] EXPR var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F [L92] EXPR \read(var_1_13) [L92] EXPR var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L92] EXPR (var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F ) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L92] EXPR (var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F ) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L92] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L92] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L93] var_1_14 = __VERIFIER_nondet_double() [L94] EXPR \read(var_1_14) [L94] EXPR var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L94] EXPR var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F [L94] EXPR \read(var_1_14) [L94] EXPR var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L94] EXPR (var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F ) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L94] EXPR (var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F ) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L94] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L94] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L95] var_1_15 = __VERIFIER_nondet_double() [L96] EXPR \read(var_1_15) [L96] EXPR var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L96] EXPR var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F [L96] EXPR \read(var_1_15) [L96] EXPR var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L96] EXPR (var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F ) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L96] EXPR (var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F ) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L96] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L96] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L109] RET updateVariables() [L110] CALL step() [L51] EXPR \read(*var_1_12_Pointer) [L51] EXPR \read(*var_1_13_Pointer) [L51] EXPR \read(*var_1_14_Pointer) [L51] EXPR \read(*var_1_15_Pointer) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L51] EXPR ((1.875) > ((*(var_1_15_Pointer)))) ? (1.875) : ((*(var_1_15_Pointer))) [L51] EXPR ((1.875) > ((*(var_1_15_Pointer)))) ? (1.875) : ((*(var_1_15_Pointer))) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L51] COND FALSE !((((*(var_1_12_Pointer)) - (*(var_1_13_Pointer))) + (*(var_1_14_Pointer))) <= (256.625 * ((((1.875) > ((*(var_1_15_Pointer)))) ? (1.875) : ((*(var_1_15_Pointer))))))) [L54] EXPR \read(*var_1_2_Pointer) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L54] COND FALSE !((*(var_1_2_Pointer))) [L57] EXPR \read(*var_1_1_Pointer) [L57] ((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer)))) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L57] ((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer)))) [L57] EXPR \read(*var_1_11_Pointer) [L57] EXPR \read(*var_1_6_Pointer) [L57] ((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer)))) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L57] COND FALSE !(((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer))))) [L60] (*(var_1_5_Pointer)) = 5 VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L62] EXPR \read(*var_1_11_Pointer) [L62] unsigned char stepLocal_1 = (*(var_1_11_Pointer)); [L63] EXPR \read(*var_1_2_Pointer) [L63] unsigned char stepLocal_0 = (*(var_1_2_Pointer)); [L64] stepLocal_0 || ((*(var_1_11_Pointer)) >= (*(var_1_11_Pointer))) VAL [isInitial=1, stepLocal_0=0, stepLocal_1=16, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L64] stepLocal_0 || ((*(var_1_11_Pointer)) >= (*(var_1_11_Pointer))) [L64] EXPR \read(*var_1_11_Pointer) [L64] EXPR \read(*var_1_11_Pointer) [L64] stepLocal_0 || ((*(var_1_11_Pointer)) >= (*(var_1_11_Pointer))) VAL [isInitial=1, stepLocal_0=0, stepLocal_1=16, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L64] COND TRUE stepLocal_0 || ((*(var_1_11_Pointer)) >= (*(var_1_11_Pointer))) [L65] EXPR \read(*var_1_9_Pointer) [L65] EXPR \read(*var_1_10_Pointer) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L65] COND FALSE !(stepLocal_1 < (((*(var_1_9_Pointer)) - (*(var_1_10_Pointer))) - 16)) [L110] RET step() [L111] CALL, EXPR property() [L101] EXPR \read(*var_1_2_Pointer) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR (*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned short int) (((((*(var_1_11_Pointer))) > ((*(var_1_11_Pointer)))) ? ((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))) : 1 [L101] EXPR (*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned short int) (((((*(var_1_11_Pointer))) > ((*(var_1_11_Pointer)))) ? ((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))) : 1 VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR ((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned short int) (((((*(var_1_11_Pointer))) > ((*(var_1_11_Pointer)))) ? ((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))) : 1) && ((((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer))))) ? ((*(var_1_5_Pointer)) == ((signed char) (*(var_1_7_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed char) 5))) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR ((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned short int) (((((*(var_1_11_Pointer))) > ((*(var_1_11_Pointer)))) ? ((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))) : 1) && ((((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer))))) ? ((*(var_1_5_Pointer)) == ((signed char) (*(var_1_7_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed char) 5))) [L101] EXPR \read(*var_1_1_Pointer) [L101] EXPR ((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer)))) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR ((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer)))) [L101] EXPR \read(*var_1_11_Pointer) [L101] EXPR \read(*var_1_6_Pointer) [L101] EXPR ((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer)))) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR (((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer))))) ? ((*(var_1_5_Pointer)) == ((signed char) (*(var_1_7_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed char) 5)) [L101] EXPR \read(*var_1_5_Pointer) [L101] EXPR (((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer))))) ? ((*(var_1_5_Pointer)) == ((signed char) (*(var_1_7_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed char) 5)) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR ((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned short int) (((((*(var_1_11_Pointer))) > ((*(var_1_11_Pointer)))) ? ((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))) : 1) && ((((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer))))) ? ((*(var_1_5_Pointer)) == ((signed char) (*(var_1_7_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed char) 5))) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR (((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned short int) (((((*(var_1_11_Pointer))) > ((*(var_1_11_Pointer)))) ? ((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))) : 1) && ((((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer))))) ? ((*(var_1_5_Pointer)) == ((signed char) (*(var_1_7_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed char) 5)))) && (((*(var_1_2_Pointer)) || ((*(var_1_11_Pointer)) >= (*(var_1_11_Pointer)))) ? (((*(var_1_11_Pointer)) < (((*(var_1_9_Pointer)) - (*(var_1_10_Pointer))) - 16)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_10_Pointer))) > (32)) ? ((*(var_1_10_Pointer))) : (32))))) : 1) : ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_9_Pointer))) < ((*(var_1_11_Pointer)))) ? ((*(var_1_9_Pointer))) : ((*(var_1_11_Pointer)))))))) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR (((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned short int) (((((*(var_1_11_Pointer))) > ((*(var_1_11_Pointer)))) ? ((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))) : 1) && ((((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer))))) ? ((*(var_1_5_Pointer)) == ((signed char) (*(var_1_7_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed char) 5)))) && (((*(var_1_2_Pointer)) || ((*(var_1_11_Pointer)) >= (*(var_1_11_Pointer)))) ? (((*(var_1_11_Pointer)) < (((*(var_1_9_Pointer)) - (*(var_1_10_Pointer))) - 16)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_10_Pointer))) > (32)) ? ((*(var_1_10_Pointer))) : (32))))) : 1) : ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_9_Pointer))) < ((*(var_1_11_Pointer)))) ? ((*(var_1_9_Pointer))) : ((*(var_1_11_Pointer)))))))) [L101] EXPR \read(*var_1_2_Pointer) [L101] EXPR (*(var_1_2_Pointer)) || ((*(var_1_11_Pointer)) >= (*(var_1_11_Pointer))) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR (*(var_1_2_Pointer)) || ((*(var_1_11_Pointer)) >= (*(var_1_11_Pointer))) [L101] EXPR \read(*var_1_11_Pointer) [L101] EXPR \read(*var_1_11_Pointer) [L101] EXPR (*(var_1_2_Pointer)) || ((*(var_1_11_Pointer)) >= (*(var_1_11_Pointer))) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR ((*(var_1_2_Pointer)) || ((*(var_1_11_Pointer)) >= (*(var_1_11_Pointer)))) ? (((*(var_1_11_Pointer)) < (((*(var_1_9_Pointer)) - (*(var_1_10_Pointer))) - 16)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_10_Pointer))) > (32)) ? ((*(var_1_10_Pointer))) : (32))))) : 1) : ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_9_Pointer))) < ((*(var_1_11_Pointer)))) ? ((*(var_1_9_Pointer))) : ((*(var_1_11_Pointer))))))) [L101] EXPR \read(*var_1_11_Pointer) [L101] EXPR \read(*var_1_9_Pointer) [L101] EXPR \read(*var_1_10_Pointer) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR ((*(var_1_11_Pointer)) < (((*(var_1_9_Pointer)) - (*(var_1_10_Pointer))) - 16)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_10_Pointer))) > (32)) ? ((*(var_1_10_Pointer))) : (32))))) : 1 [L101] EXPR ((*(var_1_11_Pointer)) < (((*(var_1_9_Pointer)) - (*(var_1_10_Pointer))) - 16)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_10_Pointer))) > (32)) ? ((*(var_1_10_Pointer))) : (32))))) : 1 VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR ((*(var_1_2_Pointer)) || ((*(var_1_11_Pointer)) >= (*(var_1_11_Pointer)))) ? (((*(var_1_11_Pointer)) < (((*(var_1_9_Pointer)) - (*(var_1_10_Pointer))) - 16)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_10_Pointer))) > (32)) ? ((*(var_1_10_Pointer))) : (32))))) : 1) : ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_9_Pointer))) < ((*(var_1_11_Pointer)))) ? ((*(var_1_9_Pointer))) : ((*(var_1_11_Pointer))))))) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR (((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned short int) (((((*(var_1_11_Pointer))) > ((*(var_1_11_Pointer)))) ? ((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))) : 1) && ((((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer))))) ? ((*(var_1_5_Pointer)) == ((signed char) (*(var_1_7_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed char) 5)))) && (((*(var_1_2_Pointer)) || ((*(var_1_11_Pointer)) >= (*(var_1_11_Pointer)))) ? (((*(var_1_11_Pointer)) < (((*(var_1_9_Pointer)) - (*(var_1_10_Pointer))) - 16)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_10_Pointer))) > (32)) ? ((*(var_1_10_Pointer))) : (32))))) : 1) : ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_9_Pointer))) < ((*(var_1_11_Pointer)))) ? ((*(var_1_9_Pointer))) : ((*(var_1_11_Pointer)))))))) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR ((((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned short int) (((((*(var_1_11_Pointer))) > ((*(var_1_11_Pointer)))) ? ((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))) : 1) && ((((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer))))) ? ((*(var_1_5_Pointer)) == ((signed char) (*(var_1_7_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed char) 5)))) && (((*(var_1_2_Pointer)) || ((*(var_1_11_Pointer)) >= (*(var_1_11_Pointer)))) ? (((*(var_1_11_Pointer)) < (((*(var_1_9_Pointer)) - (*(var_1_10_Pointer))) - 16)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_10_Pointer))) > (32)) ? ((*(var_1_10_Pointer))) : (32))))) : 1) : ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_9_Pointer))) < ((*(var_1_11_Pointer)))) ? ((*(var_1_9_Pointer))) : ((*(var_1_11_Pointer))))))))) && (((((*(var_1_12_Pointer)) - (*(var_1_13_Pointer))) + (*(var_1_14_Pointer))) <= (256.625 * ((((1.875) > ((*(var_1_15_Pointer)))) ? (1.875) : ((*(var_1_15_Pointer))))))) ? ((*(var_1_11_Pointer)) == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR ((((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned short int) (((((*(var_1_11_Pointer))) > ((*(var_1_11_Pointer)))) ? ((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))) : 1) && ((((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer))))) ? ((*(var_1_5_Pointer)) == ((signed char) (*(var_1_7_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed char) 5)))) && (((*(var_1_2_Pointer)) || ((*(var_1_11_Pointer)) >= (*(var_1_11_Pointer)))) ? (((*(var_1_11_Pointer)) < (((*(var_1_9_Pointer)) - (*(var_1_10_Pointer))) - 16)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_10_Pointer))) > (32)) ? ((*(var_1_10_Pointer))) : (32))))) : 1) : ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_9_Pointer))) < ((*(var_1_11_Pointer)))) ? ((*(var_1_9_Pointer))) : ((*(var_1_11_Pointer))))))))) && (((((*(var_1_12_Pointer)) - (*(var_1_13_Pointer))) + (*(var_1_14_Pointer))) <= (256.625 * ((((1.875) > ((*(var_1_15_Pointer)))) ? (1.875) : ((*(var_1_15_Pointer))))))) ? ((*(var_1_11_Pointer)) == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1) [L101] EXPR \read(*var_1_12_Pointer) [L101] EXPR \read(*var_1_13_Pointer) [L101] EXPR \read(*var_1_14_Pointer) [L101] EXPR \read(*var_1_15_Pointer) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR ((1.875) > ((*(var_1_15_Pointer)))) ? (1.875) : ((*(var_1_15_Pointer))) [L101] EXPR ((1.875) > ((*(var_1_15_Pointer)))) ? (1.875) : ((*(var_1_15_Pointer))) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR ((((*(var_1_12_Pointer)) - (*(var_1_13_Pointer))) + (*(var_1_14_Pointer))) <= (256.625 * ((((1.875) > ((*(var_1_15_Pointer)))) ? (1.875) : ((*(var_1_15_Pointer))))))) ? ((*(var_1_11_Pointer)) == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1 [L101] EXPR \read(*var_1_11_Pointer) [L101] EXPR ((((*(var_1_12_Pointer)) - (*(var_1_13_Pointer))) + (*(var_1_14_Pointer))) <= (256.625 * ((((1.875) > ((*(var_1_15_Pointer)))) ? (1.875) : ((*(var_1_15_Pointer))))))) ? ((*(var_1_11_Pointer)) == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1 VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101] EXPR ((((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned short int) (((((*(var_1_11_Pointer))) > ((*(var_1_11_Pointer)))) ? ((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))) : 1) && ((((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer))))) ? ((*(var_1_5_Pointer)) == ((signed char) (*(var_1_7_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed char) 5)))) && (((*(var_1_2_Pointer)) || ((*(var_1_11_Pointer)) >= (*(var_1_11_Pointer)))) ? (((*(var_1_11_Pointer)) < (((*(var_1_9_Pointer)) - (*(var_1_10_Pointer))) - 16)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_10_Pointer))) > (32)) ? ((*(var_1_10_Pointer))) : (32))))) : 1) : ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_9_Pointer))) < ((*(var_1_11_Pointer)))) ? ((*(var_1_9_Pointer))) : ((*(var_1_11_Pointer))))))))) && (((((*(var_1_12_Pointer)) - (*(var_1_13_Pointer))) + (*(var_1_14_Pointer))) <= (256.625 * ((((1.875) > ((*(var_1_15_Pointer)))) ? (1.875) : ((*(var_1_15_Pointer))))))) ? ((*(var_1_11_Pointer)) == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1) VAL [isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L101-L102] return ((((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((unsigned short int) (((((*(var_1_11_Pointer))) > ((*(var_1_11_Pointer)))) ? ((*(var_1_11_Pointer))) : ((*(var_1_11_Pointer))))))) : 1) && ((((*(var_1_1_Pointer)) == 16) || ((*(var_1_11_Pointer)) < (10 / (*(var_1_6_Pointer))))) ? ((*(var_1_5_Pointer)) == ((signed char) (*(var_1_7_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed char) 5)))) && (((*(var_1_2_Pointer)) || ((*(var_1_11_Pointer)) >= (*(var_1_11_Pointer)))) ? (((*(var_1_11_Pointer)) < (((*(var_1_9_Pointer)) - (*(var_1_10_Pointer))) - 16)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_10_Pointer))) > (32)) ? ((*(var_1_10_Pointer))) : (32))))) : 1) : ((*(var_1_8_Pointer)) == ((unsigned short int) (((((*(var_1_9_Pointer))) < ((*(var_1_11_Pointer)))) ? ((*(var_1_9_Pointer))) : ((*(var_1_11_Pointer))))))))) && (((((*(var_1_12_Pointer)) - (*(var_1_13_Pointer))) + (*(var_1_14_Pointer))) <= (256.625 * ((((1.875) > ((*(var_1_15_Pointer)))) ? (1.875) : ((*(var_1_15_Pointer))))))) ? ((*(var_1_11_Pointer)) == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1) ; [L111] RET, EXPR property() [L111] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10={11:0}, var_1_10_Pointer={11:0}, var_1_11={12:0}, var_1_11_Pointer={12:0}, var_1_12={13:0}, var_1_12_Pointer={13:0}, var_1_13={14:0}, var_1_13_Pointer={14:0}, var_1_14={15:0}, var_1_14_Pointer={15:0}, var_1_15={16:0}, var_1_15_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 105 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 22.4s, OverallIterations: 24, TraceHistogramMax: 15, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 4.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2565 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2565 mSDsluCounter, 15790 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11671 mSDsCounter, 124 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2123 IncrementalHoareTripleChecker+Invalid, 2247 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 124 mSolverCounterUnsat, 4119 mSDtfsCounter, 2123 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2949 GetRequests, 2808 SyntacticMatches, 0 SemanticMatches, 141 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1300occurred in iteration=22, InterpolantAutomatonStates: 152, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 23 MinimizatonAttempts, 1768 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.0s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 3153 NumberOfCodeBlocks, 3153 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 3122 ConstructedInterpolants, 0 QuantifiedInterpolants, 8034 SizeOfPredicates, 130 NumberOfNonLiveVariables, 11003 ConjunctsInSsa, 218 ConjunctsInUnsatCore, 24 InterpolantComputations, 22 PerfectInterpolantSequences, 9832/10080 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 03:50:27,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cdcd3642c2c30159222eee25927f49b3d8b3f6c368c10235d87e2600cd134b94 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:50:29,758 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:50:29,839 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 03:50:29,845 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:50:29,846 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:50:29,874 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:50:29,874 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:50:29,875 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:50:29,876 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:50:29,876 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:50:29,877 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:50:29,877 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:50:29,878 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:50:29,879 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:50:29,879 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:50:29,880 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:50:29,881 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:50:29,881 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:50:29,882 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:50:29,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:50:29,883 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:50:29,883 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:50:29,884 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:50:29,884 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 03:50:29,885 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 03:50:29,885 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 03:50:29,885 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:50:29,886 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:50:29,886 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:50:29,887 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:50:29,887 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:50:29,887 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:50:29,888 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:50:29,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:50:29,888 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:50:29,888 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:50:29,889 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:50:29,889 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 03:50:29,889 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 03:50:29,889 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:50:29,890 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:50:29,890 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:50:29,890 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:50:29,890 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:50:29,891 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 03:50:29,891 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_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdcd3642c2c30159222eee25927f49b3d8b3f6c368c10235d87e2600cd134b94 [2023-11-29 03:50:30,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:50:30,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:50:30,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:50:30,196 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:50:30,197 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:50:30,198 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-13.i [2023-11-29 03:50:33,055 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:50:33,268 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:50:33,269 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-13.i [2023-11-29 03:50:33,280 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/data/631d0fadc/97ba5249f91f400c91b03015cb5cdf8f/FLAG3ebdbb835 [2023-11-29 03:50:33,295 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/data/631d0fadc/97ba5249f91f400c91b03015cb5cdf8f [2023-11-29 03:50:33,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:50:33,300 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:50:33,301 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:50:33,302 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:50:33,307 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:50:33,308 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:50:33" (1/1) ... [2023-11-29 03:50:33,309 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35d1f4af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:33, skipping insertion in model container [2023-11-29 03:50:33,309 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:50:33" (1/1) ... [2023-11-29 03:50:33,340 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:50:33,500 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_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-13.i[916,929] [2023-11-29 03:50:33,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:50:33,572 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:50:33,585 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_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-13.i[916,929] [2023-11-29 03:50:33,615 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:50:33,639 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:50:33,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:33 WrapperNode [2023-11-29 03:50:33,640 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:50:33,641 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:50:33,641 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:50:33,641 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:50:33,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:33" (1/1) ... [2023-11-29 03:50:33,667 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:33" (1/1) ... [2023-11-29 03:50:33,710 INFO L138 Inliner]: procedures = 33, calls = 154, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 455 [2023-11-29 03:50:33,710 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:50:33,711 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:50:33,711 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:50:33,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:50:33,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:33" (1/1) ... [2023-11-29 03:50:33,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:33" (1/1) ... [2023-11-29 03:50:33,733 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:33" (1/1) ... [2023-11-29 03:50:33,761 INFO L175 MemorySlicer]: Split 115 memory accesses to 14 slices as follows [2, 5, 8, 5, 7, 6, 5, 10, 10, 23, 8, 8, 8, 10]. 20 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. The 15 writes are split as follows [0, 1, 1, 2, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1]. [2023-11-29 03:50:33,762 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:33" (1/1) ... [2023-11-29 03:50:33,762 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:33" (1/1) ... [2023-11-29 03:50:33,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:33" (1/1) ... [2023-11-29 03:50:33,795 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:33" (1/1) ... [2023-11-29 03:50:33,803 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:33" (1/1) ... [2023-11-29 03:50:33,809 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:33" (1/1) ... [2023-11-29 03:50:33,819 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:50:33,820 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:50:33,820 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:50:33,821 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:50:33,822 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:33" (1/1) ... [2023-11-29 03:50:33,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:50:33,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:50:33,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:50:33,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:50:33,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:50:33,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2023-11-29 03:50:33,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2023-11-29 03:50:33,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2023-11-29 03:50:33,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2023-11-29 03:50:33,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2023-11-29 03:50:33,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2023-11-29 03:50:33,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2023-11-29 03:50:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2023-11-29 03:50:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2023-11-29 03:50:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9 [2023-11-29 03:50:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#10 [2023-11-29 03:50:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#11 [2023-11-29 03:50:33,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#12 [2023-11-29 03:50:33,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#13 [2023-11-29 03:50:33,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2023-11-29 03:50:33,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2023-11-29 03:50:33,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2023-11-29 03:50:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2023-11-29 03:50:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2023-11-29 03:50:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2023-11-29 03:50:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2023-11-29 03:50:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#7 [2023-11-29 03:50:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#8 [2023-11-29 03:50:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#9 [2023-11-29 03:50:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#10 [2023-11-29 03:50:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#11 [2023-11-29 03:50:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#12 [2023-11-29 03:50:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#13 [2023-11-29 03:50:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2023-11-29 03:50:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2023-11-29 03:50:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2023-11-29 03:50:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2023-11-29 03:50:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2023-11-29 03:50:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2023-11-29 03:50:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2023-11-29 03:50:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2023-11-29 03:50:33,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2023-11-29 03:50:33,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2023-11-29 03:50:33,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2023-11-29 03:50:33,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2023-11-29 03:50:33,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2023-11-29 03:50:33,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2023-11-29 03:50:33,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2023-11-29 03:50:33,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2023-11-29 03:50:33,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2023-11-29 03:50:33,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2023-11-29 03:50:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2023-11-29 03:50:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2023-11-29 03:50:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2023-11-29 03:50:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2023-11-29 03:50:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2023-11-29 03:50:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2023-11-29 03:50:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#10 [2023-11-29 03:50:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#11 [2023-11-29 03:50:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#12 [2023-11-29 03:50:33,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#13 [2023-11-29 03:50:33,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 03:50:33,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-29 03:50:33,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-29 03:50:33,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-11-29 03:50:33,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-11-29 03:50:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2023-11-29 03:50:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2023-11-29 03:50:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2023-11-29 03:50:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2023-11-29 03:50:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2023-11-29 03:50:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2023-11-29 03:50:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2023-11-29 03:50:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2023-11-29 03:50:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2023-11-29 03:50:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2023-11-29 03:50:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2023-11-29 03:50:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2023-11-29 03:50:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2023-11-29 03:50:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2023-11-29 03:50:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2023-11-29 03:50:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2023-11-29 03:50:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#7 [2023-11-29 03:50:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#8 [2023-11-29 03:50:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#9 [2023-11-29 03:50:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#10 [2023-11-29 03:50:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#11 [2023-11-29 03:50:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#12 [2023-11-29 03:50:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#13 [2023-11-29 03:50:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2023-11-29 03:50:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2023-11-29 03:50:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2023-11-29 03:50:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2023-11-29 03:50:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2023-11-29 03:50:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2023-11-29 03:50:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2023-11-29 03:50:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2023-11-29 03:50:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2023-11-29 03:50:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2023-11-29 03:50:33,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2023-11-29 03:50:33,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2023-11-29 03:50:33,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2023-11-29 03:50:33,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#13 [2023-11-29 03:50:33,901 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 03:50:33,901 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 03:50:33,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:50:33,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:50:33,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2023-11-29 03:50:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2023-11-29 03:50:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2023-11-29 03:50:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2023-11-29 03:50:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2023-11-29 03:50:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2023-11-29 03:50:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2023-11-29 03:50:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2023-11-29 03:50:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2023-11-29 03:50:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2023-11-29 03:50:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2023-11-29 03:50:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2023-11-29 03:50:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2023-11-29 03:50:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2023-11-29 03:50:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2023-11-29 03:50:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2023-11-29 03:50:33,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2023-11-29 03:50:33,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2023-11-29 03:50:33,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2023-11-29 03:50:33,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2023-11-29 03:50:33,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2023-11-29 03:50:33,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2023-11-29 03:50:33,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2023-11-29 03:50:33,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2023-11-29 03:50:33,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2023-11-29 03:50:33,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2023-11-29 03:50:33,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2023-11-29 03:50:33,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#13 [2023-11-29 03:50:34,121 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:50:34,124 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:50:44,790 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:50:44,875 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:50:44,876 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:50:44,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:50:44 BoogieIcfgContainer [2023-11-29 03:50:44,876 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:50:44,879 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:50:44,879 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:50:44,883 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:50:44,883 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:50:33" (1/3) ... [2023-11-29 03:50:44,884 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38739a7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:50:44, skipping insertion in model container [2023-11-29 03:50:44,884 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:50:33" (2/3) ... [2023-11-29 03:50:44,884 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38739a7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:50:44, skipping insertion in model container [2023-11-29 03:50:44,884 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:50:44" (3/3) ... [2023-11-29 03:50:44,886 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-13.i [2023-11-29 03:50:44,905 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:50:44,905 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 03:50:44,959 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:50:44,966 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;@8feef8e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:50:44,966 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 03:50:44,971 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 87 states have (on average 1.4827586206896552) internal successors, (129), 88 states have internal predecessors, (129), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-29 03:50:44,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-29 03:50:44,987 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:44,988 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:44,988 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:44,994 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:44,994 INFO L85 PathProgramCache]: Analyzing trace with hash -1195052508, now seen corresponding path program 1 times [2023-11-29 03:50:45,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:50:45,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [992293950] [2023-11-29 03:50:45,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:45,011 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:50:45,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:50:45,012 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:50:45,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 03:50:45,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:45,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 03:50:45,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:45,715 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-11-29 03:50:45,716 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:45,716 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:50:45,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [992293950] [2023-11-29 03:50:45,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [992293950] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:45,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:45,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:50:45,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194069895] [2023-11-29 03:50:45,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:45,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 03:50:45,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:50:45,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 03:50:45,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:50:45,753 INFO L87 Difference]: Start difference. First operand has 105 states, 87 states have (on average 1.4827586206896552) internal successors, (129), 88 states have internal predecessors, (129), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 03:50:45,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:45,820 INFO L93 Difference]: Finished difference Result 207 states and 331 transitions. [2023-11-29 03:50:45,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 03:50:45,823 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 126 [2023-11-29 03:50:45,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:45,830 INFO L225 Difference]: With dead ends: 207 [2023-11-29 03:50:45,830 INFO L226 Difference]: Without dead ends: 103 [2023-11-29 03:50:45,833 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:50:45,836 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:45,837 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 150 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:50:45,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2023-11-29 03:50:45,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2023-11-29 03:50:45,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 86 states have (on average 1.441860465116279) internal successors, (124), 86 states have internal predecessors, (124), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-29 03:50:45,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 154 transitions. [2023-11-29 03:50:45,879 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 154 transitions. Word has length 126 [2023-11-29 03:50:45,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:45,880 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 154 transitions. [2023-11-29 03:50:45,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 03:50:45,881 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 154 transitions. [2023-11-29 03:50:45,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-29 03:50:45,884 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:45,884 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:45,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 03:50:46,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:50:46,085 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:46,086 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:46,086 INFO L85 PathProgramCache]: Analyzing trace with hash -633225266, now seen corresponding path program 1 times [2023-11-29 03:50:46,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:50:46,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1799149382] [2023-11-29 03:50:46,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:46,087 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:50:46,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:50:46,088 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:50:46,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 03:50:46,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:46,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 03:50:46,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:47,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 22 [2023-11-29 03:50:47,315 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:47,315 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:47,316 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:50:47,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1799149382] [2023-11-29 03:50:47,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1799149382] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:47,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:47,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 03:50:47,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850111181] [2023-11-29 03:50:47,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:47,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:50:47,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:50:47,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:50:47,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:50:47,321 INFO L87 Difference]: Start difference. First operand 103 states and 154 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:47,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:47,492 INFO L93 Difference]: Finished difference Result 307 states and 460 transitions. [2023-11-29 03:50:47,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 03:50:47,493 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 126 [2023-11-29 03:50:47,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:47,497 INFO L225 Difference]: With dead ends: 307 [2023-11-29 03:50:47,497 INFO L226 Difference]: Without dead ends: 205 [2023-11-29 03:50:47,498 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:50:47,500 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 86 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:47,500 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 432 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:50:47,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2023-11-29 03:50:47,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 201. [2023-11-29 03:50:47,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 168 states have (on average 1.4404761904761905) internal successors, (242), 168 states have internal predecessors, (242), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-29 03:50:47,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 302 transitions. [2023-11-29 03:50:47,537 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 302 transitions. Word has length 126 [2023-11-29 03:50:47,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:47,538 INFO L495 AbstractCegarLoop]: Abstraction has 201 states and 302 transitions. [2023-11-29 03:50:47,538 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:47,538 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 302 transitions. [2023-11-29 03:50:47,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-29 03:50:47,542 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:47,542 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:47,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 03:50:47,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:50:47,745 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:47,745 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:47,745 INFO L85 PathProgramCache]: Analyzing trace with hash 2073394128, now seen corresponding path program 1 times [2023-11-29 03:50:47,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:50:47,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2065778031] [2023-11-29 03:50:47,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:47,747 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:50:47,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:50:47,748 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:50:47,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 03:50:48,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:48,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 03:50:48,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:49,181 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 13 proven. 95 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2023-11-29 03:50:49,181 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:50:49,360 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:49,360 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:50:49,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2065778031] [2023-11-29 03:50:49,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2065778031] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 03:50:49,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:50:49,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2023-11-29 03:50:49,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66944458] [2023-11-29 03:50:49,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:49,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:50:49,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:50:49,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:50:49,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2023-11-29 03:50:49,364 INFO L87 Difference]: Start difference. First operand 201 states and 302 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:49,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:49,534 INFO L93 Difference]: Finished difference Result 444 states and 667 transitions. [2023-11-29 03:50:49,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:50:49,535 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 126 [2023-11-29 03:50:49,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:49,539 INFO L225 Difference]: With dead ends: 444 [2023-11-29 03:50:49,539 INFO L226 Difference]: Without dead ends: 244 [2023-11-29 03:50:49,541 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2023-11-29 03:50:49,542 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 116 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:49,543 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 430 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:50:49,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2023-11-29 03:50:49,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 206. [2023-11-29 03:50:49,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 173 states have (on average 1.4335260115606936) internal successors, (248), 173 states have internal predecessors, (248), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-29 03:50:49,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 308 transitions. [2023-11-29 03:50:49,584 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 308 transitions. Word has length 126 [2023-11-29 03:50:49,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:49,585 INFO L495 AbstractCegarLoop]: Abstraction has 206 states and 308 transitions. [2023-11-29 03:50:49,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:49,586 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 308 transitions. [2023-11-29 03:50:49,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-29 03:50:49,589 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:49,589 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:49,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 03:50:49,796 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:50:49,797 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:49,797 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:49,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1062276878, now seen corresponding path program 1 times [2023-11-29 03:50:49,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:50:49,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1235438286] [2023-11-29 03:50:49,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:49,798 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:50:49,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:50:49,799 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:50:49,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 03:50:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:50,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 03:50:50,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:50,499 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:50,499 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:50,499 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:50:50,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1235438286] [2023-11-29 03:50:50,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1235438286] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:50,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:50,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:50:50,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819514817] [2023-11-29 03:50:50,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:50,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:50:50,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:50:50,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:50:50,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:50:50,503 INFO L87 Difference]: Start difference. First operand 206 states and 308 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:50,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:50,609 INFO L93 Difference]: Finished difference Result 455 states and 683 transitions. [2023-11-29 03:50:50,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:50:50,610 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 126 [2023-11-29 03:50:50,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:50,613 INFO L225 Difference]: With dead ends: 455 [2023-11-29 03:50:50,613 INFO L226 Difference]: Without dead ends: 250 [2023-11-29 03:50:50,615 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:50:50,616 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 41 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:50,616 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 483 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:50:50,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2023-11-29 03:50:50,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 210. [2023-11-29 03:50:50,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 177 states have (on average 1.423728813559322) internal successors, (252), 177 states have internal predecessors, (252), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-29 03:50:50,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 312 transitions. [2023-11-29 03:50:50,646 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 312 transitions. Word has length 126 [2023-11-29 03:50:50,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:50,646 INFO L495 AbstractCegarLoop]: Abstraction has 210 states and 312 transitions. [2023-11-29 03:50:50,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:50,647 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 312 transitions. [2023-11-29 03:50:50,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-29 03:50:50,649 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:50,649 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:50,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-29 03:50:50,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:50:50,853 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:50,853 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:50,853 INFO L85 PathProgramCache]: Analyzing trace with hash -315415693, now seen corresponding path program 1 times [2023-11-29 03:50:50,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:50:50,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1591239183] [2023-11-29 03:50:50,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:50,854 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:50:50,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:50:50,855 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:50:50,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-29 03:50:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:51,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 03:50:51,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:52,168 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 13 proven. 95 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2023-11-29 03:50:52,168 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:50:52,317 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:52,317 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:50:52,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1591239183] [2023-11-29 03:50:52,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1591239183] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 03:50:52,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:50:52,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2023-11-29 03:50:52,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820579104] [2023-11-29 03:50:52,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:52,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:50:52,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:50:52,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:50:52,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2023-11-29 03:50:52,321 INFO L87 Difference]: Start difference. First operand 210 states and 312 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:52,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:52,458 INFO L93 Difference]: Finished difference Result 471 states and 700 transitions. [2023-11-29 03:50:52,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:50:52,459 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 128 [2023-11-29 03:50:52,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:52,461 INFO L225 Difference]: With dead ends: 471 [2023-11-29 03:50:52,462 INFO L226 Difference]: Without dead ends: 262 [2023-11-29 03:50:52,462 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2023-11-29 03:50:52,464 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 163 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:52,464 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 457 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:50:52,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2023-11-29 03:50:52,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 214. [2023-11-29 03:50:52,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 181 states have (on average 1.419889502762431) internal successors, (257), 181 states have internal predecessors, (257), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-29 03:50:52,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 317 transitions. [2023-11-29 03:50:52,482 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 317 transitions. Word has length 128 [2023-11-29 03:50:52,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:52,483 INFO L495 AbstractCegarLoop]: Abstraction has 214 states and 317 transitions. [2023-11-29 03:50:52,483 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:52,483 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 317 transitions. [2023-11-29 03:50:52,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-29 03:50:52,484 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:52,485 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:52,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2023-11-29 03:50:52,688 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:50:52,688 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:52,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:52,688 INFO L85 PathProgramCache]: Analyzing trace with hash -123620589, now seen corresponding path program 1 times [2023-11-29 03:50:52,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:50:52,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [666008291] [2023-11-29 03:50:52,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:52,689 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:50:52,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:50:52,690 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:50:52,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-29 03:50:53,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:53,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 03:50:53,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:53,808 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 22 [2023-11-29 03:50:53,827 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:53,827 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:50:53,827 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:50:53,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [666008291] [2023-11-29 03:50:53,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [666008291] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:50:53,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:50:53,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 03:50:53,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112163514] [2023-11-29 03:50:53,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:53,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:50:53,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:50:53,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:50:53,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:50:53,829 INFO L87 Difference]: Start difference. First operand 214 states and 317 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:54,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:50:54,010 INFO L93 Difference]: Finished difference Result 467 states and 691 transitions. [2023-11-29 03:50:54,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:50:54,011 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 129 [2023-11-29 03:50:54,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:50:54,014 INFO L225 Difference]: With dead ends: 467 [2023-11-29 03:50:54,014 INFO L226 Difference]: Without dead ends: 254 [2023-11-29 03:50:54,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:50:54,016 INFO L413 NwaCegarLoop]: 172 mSDtfsCounter, 121 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 486 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:50:54,016 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 486 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 03:50:54,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2023-11-29 03:50:54,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 214. [2023-11-29 03:50:54,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 181 states have (on average 1.4143646408839778) internal successors, (256), 181 states have internal predecessors, (256), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-29 03:50:54,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 316 transitions. [2023-11-29 03:50:54,030 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 316 transitions. Word has length 129 [2023-11-29 03:50:54,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:50:54,031 INFO L495 AbstractCegarLoop]: Abstraction has 214 states and 316 transitions. [2023-11-29 03:50:54,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:50:54,031 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 316 transitions. [2023-11-29 03:50:54,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-29 03:50:54,033 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:50:54,033 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:50:54,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2023-11-29 03:50:54,234 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:50:54,234 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:50:54,234 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:50:54,234 INFO L85 PathProgramCache]: Analyzing trace with hash -516647599, now seen corresponding path program 1 times [2023-11-29 03:50:54,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:50:54,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1151375547] [2023-11-29 03:50:54,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:50:54,235 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:50:54,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:50:54,236 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:50:54,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-29 03:50:54,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:50:54,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 03:50:54,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:50:55,573 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-29 03:50:55,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 38 [2023-11-29 03:50:55,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 34 [2023-11-29 03:50:55,832 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 10 proven. 206 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2023-11-29 03:50:55,832 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:50:56,649 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:50:56,650 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:50:56,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1151375547] [2023-11-29 03:50:56,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1151375547] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 03:50:56,658 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:50:56,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9] total 10 [2023-11-29 03:50:56,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170189155] [2023-11-29 03:50:56,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:50:56,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:50:56,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:50:56,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:50:56,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:50:56,660 INFO L87 Difference]: Start difference. First operand 214 states and 316 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:51:01,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:51:01,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:51:01,529 INFO L93 Difference]: Finished difference Result 546 states and 800 transitions. [2023-11-29 03:51:01,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 03:51:01,533 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 129 [2023-11-29 03:51:01,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:51:01,536 INFO L225 Difference]: With dead ends: 546 [2023-11-29 03:51:01,536 INFO L226 Difference]: Without dead ends: 333 [2023-11-29 03:51:01,537 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2023-11-29 03:51:01,538 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 75 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2023-11-29 03:51:01,538 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 388 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2023-11-29 03:51:01,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2023-11-29 03:51:01,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 329. [2023-11-29 03:51:01,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 290 states have (on average 1.4172413793103449) internal successors, (411), 292 states have internal predecessors, (411), 34 states have call successors, (34), 4 states have call predecessors, (34), 4 states have return successors, (34), 32 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-29 03:51:01,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 479 transitions. [2023-11-29 03:51:01,560 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 479 transitions. Word has length 129 [2023-11-29 03:51:01,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:51:01,560 INFO L495 AbstractCegarLoop]: Abstraction has 329 states and 479 transitions. [2023-11-29 03:51:01,561 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:51:01,561 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 479 transitions. [2023-11-29 03:51:01,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-29 03:51:01,563 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:51:01,563 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:51:01,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-29 03:51:01,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:51:01,764 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:51:01,764 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:51:01,764 INFO L85 PathProgramCache]: Analyzing trace with hash 2089375955, now seen corresponding path program 1 times [2023-11-29 03:51:01,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:51:01,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [775741862] [2023-11-29 03:51:01,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:51:01,765 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:51:01,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:51:01,766 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:51:01,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-29 03:51:02,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:51:02,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 03:51:02,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:51:03,051 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-29 03:51:03,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 38 [2023-11-29 03:51:03,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 34 [2023-11-29 03:51:03,524 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 10 proven. 206 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2023-11-29 03:51:03,524 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:51:05,189 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:51:05,189 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:51:05,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [775741862] [2023-11-29 03:51:05,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [775741862] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 03:51:05,190 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:51:05,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 12 [2023-11-29 03:51:05,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179915300] [2023-11-29 03:51:05,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:51:05,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:51:05,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:51:05,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:51:05,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2023-11-29 03:51:05,191 INFO L87 Difference]: Start difference. First operand 329 states and 479 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:51:09,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:51:13,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:51:15,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:51:15,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:51:15,359 INFO L93 Difference]: Finished difference Result 833 states and 1211 transitions. [2023-11-29 03:51:15,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:51:15,363 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 129 [2023-11-29 03:51:15,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:51:15,368 INFO L225 Difference]: With dead ends: 833 [2023-11-29 03:51:15,368 INFO L226 Difference]: Without dead ends: 505 [2023-11-29 03:51:15,369 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 246 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2023-11-29 03:51:15,370 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 240 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2023-11-29 03:51:15,370 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 431 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 9.9s Time] [2023-11-29 03:51:15,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2023-11-29 03:51:15,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 330. [2023-11-29 03:51:15,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 330 states, 291 states have (on average 1.4123711340206186) internal successors, (411), 293 states have internal predecessors, (411), 34 states have call successors, (34), 4 states have call predecessors, (34), 4 states have return successors, (34), 32 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-29 03:51:15,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 479 transitions. [2023-11-29 03:51:15,399 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 479 transitions. Word has length 129 [2023-11-29 03:51:15,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:51:15,400 INFO L495 AbstractCegarLoop]: Abstraction has 330 states and 479 transitions. [2023-11-29 03:51:15,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:51:15,400 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 479 transitions. [2023-11-29 03:51:15,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-29 03:51:15,402 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:51:15,403 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:51:15,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2023-11-29 03:51:15,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:51:15,604 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:51:15,604 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:51:15,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1525532971, now seen corresponding path program 1 times [2023-11-29 03:51:15,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:51:15,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1271624213] [2023-11-29 03:51:15,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:51:15,605 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:51:15,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:51:15,606 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:51:15,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-29 03:51:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:51:16,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 03:51:16,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:51:16,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-29 03:51:16,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2023-11-29 03:51:16,376 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:51:16,376 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:51:16,376 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:51:16,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1271624213] [2023-11-29 03:51:16,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1271624213] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:51:16,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:51:16,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:51:16,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358271022] [2023-11-29 03:51:16,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:51:16,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:51:16,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:51:16,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:51:16,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:51:16,379 INFO L87 Difference]: Start difference. First operand 330 states and 479 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:51:16,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:51:16,694 INFO L93 Difference]: Finished difference Result 882 states and 1281 transitions. [2023-11-29 03:51:16,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:51:16,695 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 129 [2023-11-29 03:51:16,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:51:16,699 INFO L225 Difference]: With dead ends: 882 [2023-11-29 03:51:16,699 INFO L226 Difference]: Without dead ends: 553 [2023-11-29 03:51:16,701 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:51:16,701 INFO L413 NwaCegarLoop]: 266 mSDtfsCounter, 241 mSDsluCounter, 931 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 1197 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:51:16,702 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 1197 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 03:51:16,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states. [2023-11-29 03:51:16,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 498. [2023-11-29 03:51:16,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 425 states have (on average 1.3929411764705881) internal successors, (592), 429 states have internal predecessors, (592), 64 states have call successors, (64), 8 states have call predecessors, (64), 8 states have return successors, (64), 60 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-29 03:51:16,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 720 transitions. [2023-11-29 03:51:16,740 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 720 transitions. Word has length 129 [2023-11-29 03:51:16,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:51:16,741 INFO L495 AbstractCegarLoop]: Abstraction has 498 states and 720 transitions. [2023-11-29 03:51:16,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:51:16,741 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 720 transitions. [2023-11-29 03:51:16,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-29 03:51:16,743 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:51:16,743 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:51:16,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2023-11-29 03:51:16,944 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:51:16,945 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:51:16,945 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:51:16,945 INFO L85 PathProgramCache]: Analyzing trace with hash -650661105, now seen corresponding path program 1 times [2023-11-29 03:51:16,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:51:16,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [379087336] [2023-11-29 03:51:16,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:51:16,946 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:51:16,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:51:16,946 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:51:16,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2023-11-29 03:51:17,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:51:17,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 03:51:17,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:51:18,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 38 [2023-11-29 03:51:18,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 34 [2023-11-29 03:51:19,069 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 10 proven. 206 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2023-11-29 03:51:19,070 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:51:24,435 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:51:24,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 31 [2023-11-29 03:51:25,622 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:51:25,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [379087336] [2023-11-29 03:51:25,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [379087336] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:51:25,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1395894153] [2023-11-29 03:51:25,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:51:25,623 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 03:51:25,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 03:51:25,641 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 03:51:25,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-11-29 03:51:27,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:51:27,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 03:51:27,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:51:28,063 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:51:28,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2023-11-29 03:51:28,570 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2023-11-29 03:51:28,570 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:51:28,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1395894153] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:51:28,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:51:28,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 12 [2023-11-29 03:51:28,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545837960] [2023-11-29 03:51:28,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:51:28,571 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:51:28,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:51:28,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:51:28,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=229, Unknown=0, NotChecked=0, Total=306 [2023-11-29 03:51:28,572 INFO L87 Difference]: Start difference. First operand 498 states and 720 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 03:51:33,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:51:35,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:51:38,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:51:40,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:51:40,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:51:40,915 INFO L93 Difference]: Finished difference Result 1011 states and 1466 transitions. [2023-11-29 03:51:40,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 03:51:40,946 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 129 [2023-11-29 03:51:40,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:51:40,950 INFO L225 Difference]: With dead ends: 1011 [2023-11-29 03:51:40,950 INFO L226 Difference]: Without dead ends: 522 [2023-11-29 03:51:40,951 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 365 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=102, Invalid=360, Unknown=0, NotChecked=0, Total=462 [2023-11-29 03:51:40,952 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 128 mSDsluCounter, 334 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:51:40,952 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 459 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 11.3s Time] [2023-11-29 03:51:40,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2023-11-29 03:51:40,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 498. [2023-11-29 03:51:40,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 425 states have (on average 1.383529411764706) internal successors, (588), 429 states have internal predecessors, (588), 64 states have call successors, (64), 8 states have call predecessors, (64), 8 states have return successors, (64), 60 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-29 03:51:40,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 716 transitions. [2023-11-29 03:51:40,991 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 716 transitions. Word has length 129 [2023-11-29 03:51:40,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:51:40,992 INFO L495 AbstractCegarLoop]: Abstraction has 498 states and 716 transitions. [2023-11-29 03:51:40,992 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 03:51:40,992 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 716 transitions. [2023-11-29 03:51:40,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 03:51:40,994 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:51:40,994 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:51:41,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-11-29 03:51:41,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2023-11-29 03:51:41,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:51:41,395 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:51:41,396 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:51:41,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1021021227, now seen corresponding path program 1 times [2023-11-29 03:51:41,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:51:41,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1922707007] [2023-11-29 03:51:41,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:51:41,397 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:51:41,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:51:41,398 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:51:41,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2023-11-29 03:51:42,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:51:42,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 03:51:42,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:51:43,481 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 38 [2023-11-29 03:51:43,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 34 [2023-11-29 03:51:43,588 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 10 proven. 206 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2023-11-29 03:51:43,588 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:51:49,105 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:51:49,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 31 [2023-11-29 03:51:50,281 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:51:50,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1922707007] [2023-11-29 03:51:50,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1922707007] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:51:50,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1498896374] [2023-11-29 03:51:50,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:51:50,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 03:51:50,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 03:51:50,282 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 03:51:50,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-11-29 03:51:52,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:51:52,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 03:51:52,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:51:53,380 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:51:53,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 153 treesize of output 63 [2023-11-29 03:51:54,015 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:51:54,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2023-11-29 03:51:54,421 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-29 03:51:54,421 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:51:54,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1498896374] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:51:54,421 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:51:54,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 15 [2023-11-29 03:51:54,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209321957] [2023-11-29 03:51:54,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:51:54,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 03:51:54,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:51:54,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 03:51:54,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=334, Unknown=0, NotChecked=0, Total=420 [2023-11-29 03:51:54,429 INFO L87 Difference]: Start difference. First operand 498 states and 716 transitions. Second operand has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 8 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 03:51:59,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:52:02,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:52:05,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:52:08,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:52:11,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:52:11,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:52:11,145 INFO L93 Difference]: Finished difference Result 1035 states and 1490 transitions. [2023-11-29 03:52:11,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 03:52:11,172 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 8 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 131 [2023-11-29 03:52:11,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:52:11,176 INFO L225 Difference]: With dead ends: 1035 [2023-11-29 03:52:11,176 INFO L226 Difference]: Without dead ends: 546 [2023-11-29 03:52:11,177 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 347 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=116, Invalid=534, Unknown=0, NotChecked=0, Total=650 [2023-11-29 03:52:11,178 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 134 mSDsluCounter, 603 mSDsCounter, 0 mSdLazyCounter, 399 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 727 SdHoareTripleChecker+Invalid, 403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.6s IncrementalHoareTripleChecker+Time [2023-11-29 03:52:11,178 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 727 Invalid, 403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 399 Invalid, 0 Unknown, 0 Unchecked, 15.6s Time] [2023-11-29 03:52:11,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2023-11-29 03:52:11,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 498. [2023-11-29 03:52:11,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 425 states have (on average 1.3741176470588234) internal successors, (584), 429 states have internal predecessors, (584), 64 states have call successors, (64), 8 states have call predecessors, (64), 8 states have return successors, (64), 60 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-29 03:52:11,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 712 transitions. [2023-11-29 03:52:11,223 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 712 transitions. Word has length 131 [2023-11-29 03:52:11,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:52:11,224 INFO L495 AbstractCegarLoop]: Abstraction has 498 states and 712 transitions. [2023-11-29 03:52:11,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 8 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 03:52:11,224 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 712 transitions. [2023-11-29 03:52:11,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-29 03:52:11,225 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:52:11,226 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:52:11,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2023-11-29 03:52:11,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2023-11-29 03:52:11,626 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 03:52:11,627 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:52:11,627 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:52:11,627 INFO L85 PathProgramCache]: Analyzing trace with hash 1830685903, now seen corresponding path program 1 times [2023-11-29 03:52:11,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:52:11,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1129273843] [2023-11-29 03:52:11,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:52:11,628 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:52:11,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:52:11,629 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:52:11,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2023-11-29 03:52:12,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:52:12,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 03:52:12,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:52:13,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 38 [2023-11-29 03:52:13,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 34 [2023-11-29 03:52:13,819 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 10 proven. 206 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2023-11-29 03:52:13,820 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:52:19,763 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:52:19,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 31 [2023-11-29 03:52:22,336 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:52:22,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1129273843] [2023-11-29 03:52:22,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1129273843] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:52:22,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2134889854] [2023-11-29 03:52:22,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:52:22,336 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 03:52:22,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 03:52:22,337 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 03:52:22,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2023-11-29 03:52:24,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:52:24,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 03:52:24,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:52:24,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2023-11-29 03:52:24,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 42 [2023-11-29 03:52:25,642 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:52:25,642 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:52:25,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2134889854] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:52:25,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:52:25,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 13 [2023-11-29 03:52:25,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375425704] [2023-11-29 03:52:25,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:52:25,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:52:25,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:52:25,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:52:25,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=230, Unknown=0, NotChecked=0, Total=306 [2023-11-29 03:52:25,645 INFO L87 Difference]: Start difference. First operand 498 states and 712 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:52:26,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:52:26,649 INFO L93 Difference]: Finished difference Result 1058 states and 1512 transitions. [2023-11-29 03:52:26,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:52:26,653 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 133 [2023-11-29 03:52:26,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:52:26,658 INFO L225 Difference]: With dead ends: 1058 [2023-11-29 03:52:26,658 INFO L226 Difference]: Without dead ends: 569 [2023-11-29 03:52:26,660 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 377 GetRequests, 357 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=99, Invalid=363, Unknown=0, NotChecked=0, Total=462 [2023-11-29 03:52:26,661 INFO L413 NwaCegarLoop]: 203 mSDtfsCounter, 151 mSDsluCounter, 686 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 889 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:52:26,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 889 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 03:52:26,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2023-11-29 03:52:26,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 463. [2023-11-29 03:52:26,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 463 states, 402 states have (on average 1.3706467661691542) internal successors, (551), 405 states have internal predecessors, (551), 52 states have call successors, (52), 8 states have call predecessors, (52), 8 states have return successors, (52), 49 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-29 03:52:26,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 655 transitions. [2023-11-29 03:52:26,690 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 655 transitions. Word has length 133 [2023-11-29 03:52:26,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:52:26,691 INFO L495 AbstractCegarLoop]: Abstraction has 463 states and 655 transitions. [2023-11-29 03:52:26,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:52:26,691 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 655 transitions. [2023-11-29 03:52:26,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-29 03:52:26,693 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:52:26,693 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:52:26,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2023-11-29 03:52:26,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2023-11-29 03:52:27,109 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 03:52:27,110 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:52:27,110 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:52:27,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1784223023, now seen corresponding path program 1 times [2023-11-29 03:52:27,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:52:27,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1634347727] [2023-11-29 03:52:27,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:52:27,111 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:52:27,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:52:27,112 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:52:27,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2023-11-29 03:52:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:52:27,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-29 03:52:27,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:52:29,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 38 [2023-11-29 03:52:29,463 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 10 proven. 206 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2023-11-29 03:52:29,463 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:52:37,354 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:52:37,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 31 [2023-11-29 03:52:40,421 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:52:40,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1634347727] [2023-11-29 03:52:40,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1634347727] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:52:40,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1948930990] [2023-11-29 03:52:40,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:52:40,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 03:52:40,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 03:52:40,422 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 03:52:40,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2023-11-29 03:52:42,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:52:42,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 03:52:42,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:52:44,121 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 28 [2023-11-29 03:52:44,196 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:52:44,196 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:52:44,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1948930990] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:52:44,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:52:44,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2023-11-29 03:52:44,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233943189] [2023-11-29 03:52:44,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:52:44,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:52:44,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:52:44,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:52:44,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2023-11-29 03:52:44,199 INFO L87 Difference]: Start difference. First operand 463 states and 655 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:52:48,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:52:51,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:52:51,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:52:51,244 INFO L93 Difference]: Finished difference Result 1261 states and 1788 transitions. [2023-11-29 03:52:51,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 03:52:51,246 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 133 [2023-11-29 03:52:51,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:52:51,252 INFO L225 Difference]: With dead ends: 1261 [2023-11-29 03:52:51,252 INFO L226 Difference]: Without dead ends: 799 [2023-11-29 03:52:51,253 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 368 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2023-11-29 03:52:51,254 INFO L413 NwaCegarLoop]: 196 mSDtfsCounter, 81 mSDsluCounter, 316 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 512 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:52:51,254 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 512 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2023-11-29 03:52:51,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2023-11-29 03:52:51,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 797. [2023-11-29 03:52:51,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 797 states, 685 states have (on average 1.3664233576642335) internal successors, (936), 689 states have internal predecessors, (936), 97 states have call successors, (97), 14 states have call predecessors, (97), 14 states have return successors, (97), 93 states have call predecessors, (97), 97 states have call successors, (97) [2023-11-29 03:52:51,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 1130 transitions. [2023-11-29 03:52:51,304 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 1130 transitions. Word has length 133 [2023-11-29 03:52:51,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:52:51,304 INFO L495 AbstractCegarLoop]: Abstraction has 797 states and 1130 transitions. [2023-11-29 03:52:51,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:52:51,305 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1130 transitions. [2023-11-29 03:52:51,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-29 03:52:51,306 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:52:51,306 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:52:51,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Ended with exit code 0 [2023-11-29 03:52:51,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2023-11-29 03:52:51,707 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 03:52:51,707 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:52:51,707 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:52:51,707 INFO L85 PathProgramCache]: Analyzing trace with hash 1501978286, now seen corresponding path program 1 times [2023-11-29 03:52:51,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:52:51,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [33865017] [2023-11-29 03:52:51,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:52:51,708 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:52:51,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:52:51,709 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:52:51,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2023-11-29 03:52:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:52:52,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 03:52:52,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:52:52,289 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-29 03:52:52,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2023-11-29 03:52:52,334 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:52:52,334 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:52:52,335 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:52:52,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [33865017] [2023-11-29 03:52:52,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [33865017] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:52:52,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:52:52,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:52:52,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948252443] [2023-11-29 03:52:52,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:52:52,336 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:52:52,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:52:52,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:52:52,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:52:52,337 INFO L87 Difference]: Start difference. First operand 797 states and 1130 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:52:54,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:52:57,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:52:57,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:52:57,498 INFO L93 Difference]: Finished difference Result 1105 states and 1569 transitions. [2023-11-29 03:52:57,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 03:52:57,525 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-29 03:52:57,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:52:57,530 INFO L225 Difference]: With dead ends: 1105 [2023-11-29 03:52:57,530 INFO L226 Difference]: Without dead ends: 799 [2023-11-29 03:52:57,530 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:52:57,531 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 149 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 551 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:52:57,531 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 551 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2023-11-29 03:52:57,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2023-11-29 03:52:57,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 797. [2023-11-29 03:52:57,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 797 states, 685 states have (on average 1.3635036496350366) internal successors, (934), 689 states have internal predecessors, (934), 97 states have call successors, (97), 14 states have call predecessors, (97), 14 states have return successors, (97), 93 states have call predecessors, (97), 97 states have call successors, (97) [2023-11-29 03:52:57,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 1128 transitions. [2023-11-29 03:52:57,567 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 1128 transitions. Word has length 134 [2023-11-29 03:52:57,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:52:57,567 INFO L495 AbstractCegarLoop]: Abstraction has 797 states and 1128 transitions. [2023-11-29 03:52:57,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:52:57,567 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1128 transitions. [2023-11-29 03:52:57,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-29 03:52:57,568 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:52:57,569 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:52:57,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Ended with exit code 0 [2023-11-29 03:52:57,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:52:57,769 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:52:57,770 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:52:57,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1720833004, now seen corresponding path program 1 times [2023-11-29 03:52:57,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:52:57,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [274196486] [2023-11-29 03:52:57,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:52:57,771 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:52:57,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:52:57,772 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:52:57,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2023-11-29 03:52:58,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:52:58,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 03:52:58,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:52:58,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-29 03:52:58,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2023-11-29 03:52:58,348 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2023-11-29 03:52:58,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2023-11-29 03:52:58,398 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:52:58,398 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:52:58,398 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:52:58,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [274196486] [2023-11-29 03:52:58,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [274196486] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:52:58,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:52:58,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:52:58,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261646391] [2023-11-29 03:52:58,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:52:58,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:52:58,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:52:58,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:52:58,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:52:58,401 INFO L87 Difference]: Start difference. First operand 797 states and 1128 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:53:02,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:04,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:06,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:08,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:08,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:53:08,939 INFO L93 Difference]: Finished difference Result 1297 states and 1827 transitions. [2023-11-29 03:53:08,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 03:53:08,940 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-29 03:53:08,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:53:08,946 INFO L225 Difference]: With dead ends: 1297 [2023-11-29 03:53:08,946 INFO L226 Difference]: Without dead ends: 835 [2023-11-29 03:53:08,947 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2023-11-29 03:53:08,948 INFO L413 NwaCegarLoop]: 239 mSDtfsCounter, 333 mSDsluCounter, 825 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 333 SdHoareTripleChecker+Valid, 1064 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2023-11-29 03:53:08,948 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [333 Valid, 1064 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 10.4s Time] [2023-11-29 03:53:08,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 835 states. [2023-11-29 03:53:09,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 835 to 811. [2023-11-29 03:53:09,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 811 states, 688 states have (on average 1.3502906976744187) internal successors, (929), 691 states have internal predecessors, (929), 107 states have call successors, (107), 15 states have call predecessors, (107), 15 states have return successors, (107), 104 states have call predecessors, (107), 107 states have call successors, (107) [2023-11-29 03:53:09,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 1143 transitions. [2023-11-29 03:53:09,008 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 1143 transitions. Word has length 134 [2023-11-29 03:53:09,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:53:09,009 INFO L495 AbstractCegarLoop]: Abstraction has 811 states and 1143 transitions. [2023-11-29 03:53:09,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:53:09,009 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1143 transitions. [2023-11-29 03:53:09,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-29 03:53:09,010 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:53:09,011 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:09,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Ended with exit code 0 [2023-11-29 03:53:09,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:09,211 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:53:09,212 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:53:09,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1962255444, now seen corresponding path program 1 times [2023-11-29 03:53:09,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:53:09,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [83643125] [2023-11-29 03:53:09,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:09,213 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:09,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:53:09,214 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:53:09,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2023-11-29 03:53:09,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:09,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 03:53:10,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:53:10,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-29 03:53:10,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2023-11-29 03:53:10,101 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:53:10,101 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:53:10,101 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:53:10,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [83643125] [2023-11-29 03:53:10,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [83643125] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:53:10,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:53:10,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:53:10,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746113227] [2023-11-29 03:53:10,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:53:10,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:53:10,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:53:10,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:53:10,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:53:10,104 INFO L87 Difference]: Start difference. First operand 811 states and 1143 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:53:13,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:17,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:17,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:53:17,856 INFO L93 Difference]: Finished difference Result 962 states and 1353 transitions. [2023-11-29 03:53:17,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 03:53:17,885 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-29 03:53:17,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:53:17,889 INFO L225 Difference]: With dead ends: 962 [2023-11-29 03:53:17,889 INFO L226 Difference]: Without dead ends: 837 [2023-11-29 03:53:17,890 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:53:17,890 INFO L413 NwaCegarLoop]: 233 mSDtfsCounter, 181 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 585 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2023-11-29 03:53:17,891 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 585 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 71 Invalid, 1 Unknown, 0 Unchecked, 7.7s Time] [2023-11-29 03:53:17,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 837 states. [2023-11-29 03:53:17,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 837 to 811. [2023-11-29 03:53:17,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 811 states, 688 states have (on average 1.3488372093023255) internal successors, (928), 691 states have internal predecessors, (928), 107 states have call successors, (107), 15 states have call predecessors, (107), 15 states have return successors, (107), 104 states have call predecessors, (107), 107 states have call successors, (107) [2023-11-29 03:53:17,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 1142 transitions. [2023-11-29 03:53:17,950 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 1142 transitions. Word has length 134 [2023-11-29 03:53:17,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:53:17,951 INFO L495 AbstractCegarLoop]: Abstraction has 811 states and 1142 transitions. [2023-11-29 03:53:17,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:53:17,951 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1142 transitions. [2023-11-29 03:53:17,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-29 03:53:17,952 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:53:17,953 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:17,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Ended with exit code 0 [2023-11-29 03:53:18,153 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:18,156 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:53:18,157 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:53:18,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1261190866, now seen corresponding path program 1 times [2023-11-29 03:53:18,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:53:18,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1246080000] [2023-11-29 03:53:18,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:18,157 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:18,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:53:18,158 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:53:18,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2023-11-29 03:53:18,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:18,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-29 03:53:18,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:53:18,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-29 03:53:18,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 03:53:19,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2023-11-29 03:53:19,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2023-11-29 03:53:19,131 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:53:19,131 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:53:19,131 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:53:19,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1246080000] [2023-11-29 03:53:19,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1246080000] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:53:19,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:53:19,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 03:53:19,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194125906] [2023-11-29 03:53:19,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:53:19,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 03:53:19,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:53:19,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 03:53:19,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-11-29 03:53:19,133 INFO L87 Difference]: Start difference. First operand 811 states and 1142 transitions. Second operand has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:53:21,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:24,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:28,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:31,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:35,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:39,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:42,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:42,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:53:42,109 INFO L93 Difference]: Finished difference Result 1013 states and 1423 transitions. [2023-11-29 03:53:42,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 03:53:42,137 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-29 03:53:42,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:53:42,141 INFO L225 Difference]: With dead ends: 1013 [2023-11-29 03:53:42,141 INFO L226 Difference]: Without dead ends: 888 [2023-11-29 03:53:42,142 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2023-11-29 03:53:42,143 INFO L413 NwaCegarLoop]: 275 mSDtfsCounter, 490 mSDsluCounter, 1326 mSDsCounter, 0 mSdLazyCounter, 416 mSolverCounterSat, 34 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 490 SdHoareTripleChecker+Valid, 1601 SdHoareTripleChecker+Invalid, 451 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 416 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.6s IncrementalHoareTripleChecker+Time [2023-11-29 03:53:42,143 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [490 Valid, 1601 Invalid, 451 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 416 Invalid, 1 Unknown, 0 Unchecked, 22.6s Time] [2023-11-29 03:53:42,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states. [2023-11-29 03:53:42,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 809. [2023-11-29 03:53:42,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 809 states, 686 states have (on average 1.348396501457726) internal successors, (925), 689 states have internal predecessors, (925), 107 states have call successors, (107), 15 states have call predecessors, (107), 15 states have return successors, (107), 104 states have call predecessors, (107), 107 states have call successors, (107) [2023-11-29 03:53:42,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 809 states and 1139 transitions. [2023-11-29 03:53:42,183 INFO L78 Accepts]: Start accepts. Automaton has 809 states and 1139 transitions. Word has length 134 [2023-11-29 03:53:42,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:53:42,183 INFO L495 AbstractCegarLoop]: Abstraction has 809 states and 1139 transitions. [2023-11-29 03:53:42,184 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:53:42,184 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1139 transitions. [2023-11-29 03:53:42,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-29 03:53:42,185 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:53:42,185 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:42,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2023-11-29 03:53:42,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:42,386 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:53:42,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:53:42,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1642526896, now seen corresponding path program 1 times [2023-11-29 03:53:42,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:53:42,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1288034944] [2023-11-29 03:53:42,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:42,387 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:42,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:53:42,388 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:53:42,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2023-11-29 03:53:42,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:42,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 03:53:42,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:53:43,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2023-11-29 03:53:43,397 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:53:43,397 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:53:43,398 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:53:43,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1288034944] [2023-11-29 03:53:43,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1288034944] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:53:43,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:53:43,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 03:53:43,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18840635] [2023-11-29 03:53:43,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:53:43,399 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:53:43,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:53:43,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:53:43,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:53:43,400 INFO L87 Difference]: Start difference. First operand 809 states and 1139 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:53:46,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:48,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:49,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:53:49,015 INFO L93 Difference]: Finished difference Result 1419 states and 2000 transitions. [2023-11-29 03:53:49,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 03:53:49,017 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-29 03:53:49,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:53:49,021 INFO L225 Difference]: With dead ends: 1419 [2023-11-29 03:53:49,021 INFO L226 Difference]: Without dead ends: 811 [2023-11-29 03:53:49,022 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:53:49,023 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 82 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2023-11-29 03:53:49,023 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 481 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2023-11-29 03:53:49,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2023-11-29 03:53:49,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 809. [2023-11-29 03:53:49,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 809 states, 686 states have (on average 1.346938775510204) internal successors, (924), 689 states have internal predecessors, (924), 107 states have call successors, (107), 15 states have call predecessors, (107), 15 states have return successors, (107), 104 states have call predecessors, (107), 107 states have call successors, (107) [2023-11-29 03:53:49,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 809 states and 1138 transitions. [2023-11-29 03:53:49,073 INFO L78 Accepts]: Start accepts. Automaton has 809 states and 1138 transitions. Word has length 134 [2023-11-29 03:53:49,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:53:49,073 INFO L495 AbstractCegarLoop]: Abstraction has 809 states and 1138 transitions. [2023-11-29 03:53:49,073 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:53:49,073 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1138 transitions. [2023-11-29 03:53:49,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-29 03:53:49,075 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:53:49,075 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:49,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Ended with exit code 0 [2023-11-29 03:53:49,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:49,275 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:53:49,276 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:53:49,276 INFO L85 PathProgramCache]: Analyzing trace with hash 1861381614, now seen corresponding path program 1 times [2023-11-29 03:53:49,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:53:49,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2127520589] [2023-11-29 03:53:49,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:49,277 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:49,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:53:49,277 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:53:49,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2023-11-29 03:53:49,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:49,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 03:53:49,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:53:50,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2023-11-29 03:53:50,396 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:53:50,396 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:53:50,396 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:53:50,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2127520589] [2023-11-29 03:53:50,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2127520589] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:53:50,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:53:50,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 03:53:50,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299685133] [2023-11-29 03:53:50,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:53:50,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:53:50,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:53:50,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:53:50,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:53:50,398 INFO L87 Difference]: Start difference. First operand 809 states and 1138 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:53:53,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:56,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:53:56,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:53:56,379 INFO L93 Difference]: Finished difference Result 1466 states and 2067 transitions. [2023-11-29 03:53:56,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 03:53:56,381 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-29 03:53:56,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:53:56,385 INFO L225 Difference]: With dead ends: 1466 [2023-11-29 03:53:56,385 INFO L226 Difference]: Without dead ends: 858 [2023-11-29 03:53:56,386 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:53:56,386 INFO L413 NwaCegarLoop]: 197 mSDtfsCounter, 114 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2023-11-29 03:53:56,387 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 508 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2023-11-29 03:53:56,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 858 states. [2023-11-29 03:53:56,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 858 to 809. [2023-11-29 03:53:56,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 809 states, 686 states have (on average 1.3440233236151604) internal successors, (922), 689 states have internal predecessors, (922), 107 states have call successors, (107), 15 states have call predecessors, (107), 15 states have return successors, (107), 104 states have call predecessors, (107), 107 states have call successors, (107) [2023-11-29 03:53:56,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 809 states and 1136 transitions. [2023-11-29 03:53:56,419 INFO L78 Accepts]: Start accepts. Automaton has 809 states and 1136 transitions. Word has length 134 [2023-11-29 03:53:56,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:53:56,420 INFO L495 AbstractCegarLoop]: Abstraction has 809 states and 1136 transitions. [2023-11-29 03:53:56,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:53:56,420 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1136 transitions. [2023-11-29 03:53:56,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-29 03:53:56,421 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:53:56,422 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:56,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Ended with exit code 0 [2023-11-29 03:53:56,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:56,622 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:53:56,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:53:56,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1732521104, now seen corresponding path program 1 times [2023-11-29 03:53:56,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:53:56,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1128032847] [2023-11-29 03:53:56,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:56,624 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:56,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:53:56,625 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:53:56,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2023-11-29 03:53:57,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:57,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-29 03:53:57,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:53:57,684 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2023-11-29 03:53:57,807 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2023-11-29 03:53:57,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2023-11-29 03:53:57,923 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:53:57,923 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:53:57,923 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:53:57,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1128032847] [2023-11-29 03:53:57,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1128032847] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:53:57,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:53:57,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 03:53:57,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560981412] [2023-11-29 03:53:57,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:53:57,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 03:53:57,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:53:57,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 03:53:57,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-11-29 03:53:57,926 INFO L87 Difference]: Start difference. First operand 809 states and 1136 transitions. Second operand has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 8 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:54:01,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:04,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:07,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:10,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:13,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:16,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:16,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:54:16,447 INFO L93 Difference]: Finished difference Result 1496 states and 2103 transitions. [2023-11-29 03:54:16,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 03:54:16,447 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 8 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2023-11-29 03:54:16,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:54:16,452 INFO L225 Difference]: With dead ends: 1496 [2023-11-29 03:54:16,452 INFO L226 Difference]: Without dead ends: 888 [2023-11-29 03:54:16,453 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2023-11-29 03:54:16,454 INFO L413 NwaCegarLoop]: 316 mSDtfsCounter, 313 mSDsluCounter, 1495 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 313 SdHoareTripleChecker+Valid, 1811 SdHoareTripleChecker+Invalid, 525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:54:16,454 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [313 Valid, 1811 Invalid, 525 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 18.1s Time] [2023-11-29 03:54:16,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states. [2023-11-29 03:54:16,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 805. [2023-11-29 03:54:16,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 805 states, 682 states have (on average 1.343108504398827) internal successors, (916), 685 states have internal predecessors, (916), 107 states have call successors, (107), 15 states have call predecessors, (107), 15 states have return successors, (107), 104 states have call predecessors, (107), 107 states have call successors, (107) [2023-11-29 03:54:16,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 805 states and 1130 transitions. [2023-11-29 03:54:16,491 INFO L78 Accepts]: Start accepts. Automaton has 805 states and 1130 transitions. Word has length 134 [2023-11-29 03:54:16,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:54:16,491 INFO L495 AbstractCegarLoop]: Abstraction has 805 states and 1130 transitions. [2023-11-29 03:54:16,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 8 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:54:16,492 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1130 transitions. [2023-11-29 03:54:16,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-29 03:54:16,493 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:54:16,493 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:54:16,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Ended with exit code 0 [2023-11-29 03:54:16,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:54:16,694 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:54:16,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:54:16,694 INFO L85 PathProgramCache]: Analyzing trace with hash 363954682, now seen corresponding path program 1 times [2023-11-29 03:54:16,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:54:16,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [147872376] [2023-11-29 03:54:16,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:54:16,695 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:54:16,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:54:16,696 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:54:16,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2023-11-29 03:54:17,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:17,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 03:54:17,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:54:17,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2023-11-29 03:54:18,025 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 13 proven. 95 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2023-11-29 03:54:18,026 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:54:18,223 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:54:18,223 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:54:18,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [147872376] [2023-11-29 03:54:18,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [147872376] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 03:54:18,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:54:18,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 13 [2023-11-29 03:54:18,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474179888] [2023-11-29 03:54:18,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:54:18,224 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:54:18,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:54:18,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:54:18,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2023-11-29 03:54:18,225 INFO L87 Difference]: Start difference. First operand 805 states and 1130 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:54:18,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:54:18,387 INFO L93 Difference]: Finished difference Result 1498 states and 2105 transitions. [2023-11-29 03:54:18,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:54:18,388 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2023-11-29 03:54:18,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:54:18,393 INFO L225 Difference]: With dead ends: 1498 [2023-11-29 03:54:18,393 INFO L226 Difference]: Without dead ends: 894 [2023-11-29 03:54:18,394 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 257 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2023-11-29 03:54:18,395 INFO L413 NwaCegarLoop]: 176 mSDtfsCounter, 87 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 592 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:54:18,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 592 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:54:18,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 894 states. [2023-11-29 03:54:18,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 894 to 805. [2023-11-29 03:54:18,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 805 states, 682 states have (on average 1.3387096774193548) internal successors, (913), 685 states have internal predecessors, (913), 107 states have call successors, (107), 15 states have call predecessors, (107), 15 states have return successors, (107), 104 states have call predecessors, (107), 107 states have call successors, (107) [2023-11-29 03:54:18,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 805 states and 1127 transitions. [2023-11-29 03:54:18,436 INFO L78 Accepts]: Start accepts. Automaton has 805 states and 1127 transitions. Word has length 135 [2023-11-29 03:54:18,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:54:18,436 INFO L495 AbstractCegarLoop]: Abstraction has 805 states and 1127 transitions. [2023-11-29 03:54:18,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:54:18,436 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1127 transitions. [2023-11-29 03:54:18,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-29 03:54:18,438 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:54:18,438 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:54:18,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2023-11-29 03:54:18,638 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:54:18,639 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:54:18,639 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:54:18,639 INFO L85 PathProgramCache]: Analyzing trace with hash -858239757, now seen corresponding path program 1 times [2023-11-29 03:54:18,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:54:18,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1865482495] [2023-11-29 03:54:18,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:54:18,640 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:54:18,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:54:18,641 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:54:18,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2023-11-29 03:54:19,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:19,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 03:54:19,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:54:19,339 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-29 03:54:19,361 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2023-11-29 03:54:19,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2023-11-29 03:54:19,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2023-11-29 03:54:19,464 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:54:19,464 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:54:19,464 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:54:19,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1865482495] [2023-11-29 03:54:19,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1865482495] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:54:19,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:54:19,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:54:19,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476679765] [2023-11-29 03:54:19,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:54:19,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:54:19,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:54:19,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:54:19,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:54:19,466 INFO L87 Difference]: Start difference. First operand 805 states and 1127 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:54:22,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:25,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:27,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:29,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:33,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:33,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:54:33,714 INFO L93 Difference]: Finished difference Result 1257 states and 1765 transitions. [2023-11-29 03:54:33,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:54:33,714 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2023-11-29 03:54:33,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:54:33,719 INFO L225 Difference]: With dead ends: 1257 [2023-11-29 03:54:33,719 INFO L226 Difference]: Without dead ends: 883 [2023-11-29 03:54:33,720 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2023-11-29 03:54:33,720 INFO L413 NwaCegarLoop]: 343 mSDtfsCounter, 317 mSDsluCounter, 1027 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 1370 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:54:33,721 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 1370 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 14.1s Time] [2023-11-29 03:54:33,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2023-11-29 03:54:33,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 702. [2023-11-29 03:54:33,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 702 states, 596 states have (on average 1.3389261744966443) internal successors, (798), 599 states have internal predecessors, (798), 92 states have call successors, (92), 13 states have call predecessors, (92), 13 states have return successors, (92), 89 states have call predecessors, (92), 92 states have call successors, (92) [2023-11-29 03:54:33,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 702 states and 982 transitions. [2023-11-29 03:54:33,756 INFO L78 Accepts]: Start accepts. Automaton has 702 states and 982 transitions. Word has length 137 [2023-11-29 03:54:33,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:54:33,756 INFO L495 AbstractCegarLoop]: Abstraction has 702 states and 982 transitions. [2023-11-29 03:54:33,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:54:33,757 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 982 transitions. [2023-11-29 03:54:33,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-29 03:54:33,758 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:54:33,758 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:54:33,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (27)] Ended with exit code 0 [2023-11-29 03:54:33,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:54:33,958 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:54:33,959 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:54:33,959 INFO L85 PathProgramCache]: Analyzing trace with hash -1329211021, now seen corresponding path program 1 times [2023-11-29 03:54:33,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:54:33,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2042858483] [2023-11-29 03:54:33,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:54:33,960 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:54:33,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:54:33,960 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:54:33,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2023-11-29 03:54:34,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:34,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 03:54:34,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:54:35,024 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2023-11-29 03:54:35,040 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2023-11-29 03:54:35,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2023-11-29 03:54:35,139 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:54:35,140 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:54:35,140 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:54:35,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2042858483] [2023-11-29 03:54:35,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2042858483] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:54:35,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:54:35,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:54:35,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990353826] [2023-11-29 03:54:35,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:54:35,141 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:54:35,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:54:35,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:54:35,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:54:35,142 INFO L87 Difference]: Start difference. First operand 702 states and 982 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:54:38,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:41,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:44,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:47,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:47,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:54:47,199 INFO L93 Difference]: Finished difference Result 1294 states and 1809 transitions. [2023-11-29 03:54:47,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:54:47,201 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2023-11-29 03:54:47,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:54:47,206 INFO L225 Difference]: With dead ends: 1294 [2023-11-29 03:54:47,206 INFO L226 Difference]: Without dead ends: 693 [2023-11-29 03:54:47,207 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2023-11-29 03:54:47,208 INFO L413 NwaCegarLoop]: 285 mSDtfsCounter, 376 mSDsluCounter, 969 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 376 SdHoareTripleChecker+Valid, 1254 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2023-11-29 03:54:47,208 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [376 Valid, 1254 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 11.9s Time] [2023-11-29 03:54:47,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 693 states. [2023-11-29 03:54:47,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 693 to 683. [2023-11-29 03:54:47,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 683 states, 577 states have (on average 1.3275563258232235) internal successors, (766), 580 states have internal predecessors, (766), 92 states have call successors, (92), 13 states have call predecessors, (92), 13 states have return successors, (92), 89 states have call predecessors, (92), 92 states have call successors, (92) [2023-11-29 03:54:47,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 683 states and 950 transitions. [2023-11-29 03:54:47,253 INFO L78 Accepts]: Start accepts. Automaton has 683 states and 950 transitions. Word has length 137 [2023-11-29 03:54:47,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:54:47,253 INFO L495 AbstractCegarLoop]: Abstraction has 683 states and 950 transitions. [2023-11-29 03:54:47,253 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:54:47,253 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 950 transitions. [2023-11-29 03:54:47,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-29 03:54:47,255 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:54:47,255 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:54:47,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Ended with exit code 0 [2023-11-29 03:54:47,455 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:54:47,455 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:54:47,456 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:54:47,456 INFO L85 PathProgramCache]: Analyzing trace with hash -1586567565, now seen corresponding path program 1 times [2023-11-29 03:54:47,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:54:47,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [447605331] [2023-11-29 03:54:47,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:54:47,456 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:54:47,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:54:47,457 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:54:47,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2023-11-29 03:54:47,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:48,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 03:54:48,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:54:48,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2023-11-29 03:54:48,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2023-11-29 03:54:48,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2023-11-29 03:54:48,525 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:54:48,526 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:54:48,526 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:54:48,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [447605331] [2023-11-29 03:54:48,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [447605331] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:54:48,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:54:48,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:54:48,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481240301] [2023-11-29 03:54:48,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:54:48,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:54:48,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:54:48,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:54:48,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:54:48,528 INFO L87 Difference]: Start difference. First operand 683 states and 950 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:54:51,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:54,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:54:58,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:01,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:05,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:05,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:55:05,192 INFO L93 Difference]: Finished difference Result 1076 states and 1489 transitions. [2023-11-29 03:55:05,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:55:05,193 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2023-11-29 03:55:05,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:55:05,196 INFO L225 Difference]: With dead ends: 1076 [2023-11-29 03:55:05,196 INFO L226 Difference]: Without dead ends: 494 [2023-11-29 03:55:05,197 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2023-11-29 03:55:05,198 INFO L413 NwaCegarLoop]: 306 mSDtfsCounter, 322 mSDsluCounter, 1015 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 322 SdHoareTripleChecker+Valid, 1321 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2023-11-29 03:55:05,198 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [322 Valid, 1321 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 16.5s Time] [2023-11-29 03:55:05,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2023-11-29 03:55:05,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 484. [2023-11-29 03:55:05,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 484 states, 412 states have (on average 1.3106796116504855) internal successors, (540), 413 states have internal predecessors, (540), 62 states have call successors, (62), 9 states have call predecessors, (62), 9 states have return successors, (62), 61 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-29 03:55:05,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 664 transitions. [2023-11-29 03:55:05,223 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 664 transitions. Word has length 137 [2023-11-29 03:55:05,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:55:05,224 INFO L495 AbstractCegarLoop]: Abstraction has 484 states and 664 transitions. [2023-11-29 03:55:05,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:55:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 664 transitions. [2023-11-29 03:55:05,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-29 03:55:05,225 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:55:05,225 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:55:05,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (29)] Ended with exit code 0 [2023-11-29 03:55:05,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:55:05,426 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:55:05,426 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:55:05,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1163500670, now seen corresponding path program 1 times [2023-11-29 03:55:05,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:55:05,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [121237865] [2023-11-29 03:55:05,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:55:05,427 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:55:05,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:55:05,427 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:55:05,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2023-11-29 03:55:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:06,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 03:55:06,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:55:06,742 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 13 proven. 95 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2023-11-29 03:55:06,742 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:55:06,909 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:55:06,909 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:55:06,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [121237865] [2023-11-29 03:55:06,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [121237865] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 03:55:06,909 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:55:06,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2023-11-29 03:55:06,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134102220] [2023-11-29 03:55:06,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:55:06,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:55:06,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:55:06,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:55:06,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2023-11-29 03:55:06,911 INFO L87 Difference]: Start difference. First operand 484 states and 664 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:55:07,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:55:07,096 INFO L93 Difference]: Finished difference Result 1069 states and 1467 transitions. [2023-11-29 03:55:07,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:55:07,097 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2023-11-29 03:55:07,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:55:07,099 INFO L225 Difference]: With dead ends: 1069 [2023-11-29 03:55:07,099 INFO L226 Difference]: Without dead ends: 586 [2023-11-29 03:55:07,100 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2023-11-29 03:55:07,101 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 63 mSDsluCounter, 426 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 577 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:55:07,101 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 577 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:55:07,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2023-11-29 03:55:07,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 500. [2023-11-29 03:55:07,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 428 states have (on average 1.2920560747663552) internal successors, (553), 429 states have internal predecessors, (553), 62 states have call successors, (62), 9 states have call predecessors, (62), 9 states have return successors, (62), 61 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-29 03:55:07,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 677 transitions. [2023-11-29 03:55:07,124 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 677 transitions. Word has length 138 [2023-11-29 03:55:07,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:55:07,124 INFO L495 AbstractCegarLoop]: Abstraction has 500 states and 677 transitions. [2023-11-29 03:55:07,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:55:07,125 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 677 transitions. [2023-11-29 03:55:07,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-29 03:55:07,126 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:55:07,126 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:55:07,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (30)] Ended with exit code 0 [2023-11-29 03:55:07,326 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:55:07,327 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:55:07,327 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:55:07,327 INFO L85 PathProgramCache]: Analyzing trace with hash 770473660, now seen corresponding path program 1 times [2023-11-29 03:55:07,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:55:07,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1527430844] [2023-11-29 03:55:07,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:55:07,328 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:55:07,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:55:07,328 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:55:07,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (31)] Waiting until timeout for monitored process [2023-11-29 03:55:08,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:08,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 03:55:08,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:55:08,109 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:55:08,110 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:55:08,110 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:55:08,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1527430844] [2023-11-29 03:55:08,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1527430844] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:55:08,110 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:55:08,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:55:08,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714778607] [2023-11-29 03:55:08,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:55:08,111 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:55:08,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:55:08,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:55:08,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:55:08,113 INFO L87 Difference]: Start difference. First operand 500 states and 677 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:55:08,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:55:08,314 INFO L93 Difference]: Finished difference Result 1039 states and 1408 transitions. [2023-11-29 03:55:08,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:55:08,315 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2023-11-29 03:55:08,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:55:08,318 INFO L225 Difference]: With dead ends: 1039 [2023-11-29 03:55:08,318 INFO L226 Difference]: Without dead ends: 540 [2023-11-29 03:55:08,319 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-29 03:55:08,319 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 47 mSDsluCounter, 539 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 679 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:55:08,319 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 679 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:55:08,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2023-11-29 03:55:08,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 520. [2023-11-29 03:55:08,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 520 states, 448 states have (on average 1.2790178571428572) internal successors, (573), 449 states have internal predecessors, (573), 62 states have call successors, (62), 9 states have call predecessors, (62), 9 states have return successors, (62), 61 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-29 03:55:08,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 697 transitions. [2023-11-29 03:55:08,344 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 697 transitions. Word has length 138 [2023-11-29 03:55:08,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:55:08,344 INFO L495 AbstractCegarLoop]: Abstraction has 520 states and 697 transitions. [2023-11-29 03:55:08,344 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:55:08,345 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 697 transitions. [2023-11-29 03:55:08,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-29 03:55:08,345 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:55:08,345 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:55:08,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (31)] Forceful destruction successful, exit code 0 [2023-11-29 03:55:08,546 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:55:08,546 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:55:08,546 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:55:08,546 INFO L85 PathProgramCache]: Analyzing trace with hash 628342318, now seen corresponding path program 1 times [2023-11-29 03:55:08,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:55:08,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [549110084] [2023-11-29 03:55:08,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:55:08,547 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 [2023-11-29 03:55:08,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:55:08,548 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:55:08,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2023-11-29 03:55:09,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:09,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 03:55:09,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:55:09,267 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-29 03:55:09,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 26 [2023-11-29 03:55:09,371 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:55:09,371 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:55:09,371 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:55:09,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [549110084] [2023-11-29 03:55:09,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [549110084] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:55:09,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:55:09,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:55:09,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793369676] [2023-11-29 03:55:09,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:55:09,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:55:09,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:55:09,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:55:09,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:55:09,373 INFO L87 Difference]: Start difference. First operand 520 states and 697 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:55:12,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:14,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:18,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:18,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:55:18,600 INFO L93 Difference]: Finished difference Result 1031 states and 1379 transitions. [2023-11-29 03:55:18,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:55:18,631 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2023-11-29 03:55:18,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:55:18,633 INFO L225 Difference]: With dead ends: 1031 [2023-11-29 03:55:18,633 INFO L226 Difference]: Without dead ends: 512 [2023-11-29 03:55:18,634 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:55:18,635 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 156 mSDsluCounter, 320 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 531 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:55:18,635 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 531 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 9.2s Time] [2023-11-29 03:55:18,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2023-11-29 03:55:18,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 510. [2023-11-29 03:55:18,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 510 states, 438 states have (on average 1.2625570776255708) internal successors, (553), 439 states have internal predecessors, (553), 62 states have call successors, (62), 9 states have call predecessors, (62), 9 states have return successors, (62), 61 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-29 03:55:18,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 677 transitions. [2023-11-29 03:55:18,661 INFO L78 Accepts]: Start accepts. Automaton has 510 states and 677 transitions. Word has length 138 [2023-11-29 03:55:18,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:55:18,661 INFO L495 AbstractCegarLoop]: Abstraction has 510 states and 677 transitions. [2023-11-29 03:55:18,661 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:55:18,661 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 677 transitions. [2023-11-29 03:55:18,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-29 03:55:18,662 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:55:18,662 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:55:18,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (32)] Ended with exit code 0 [2023-11-29 03:55:18,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:55:18,863 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:55:18,863 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:55:18,863 INFO L85 PathProgramCache]: Analyzing trace with hash -757294431, now seen corresponding path program 1 times [2023-11-29 03:55:18,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:55:18,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [88284390] [2023-11-29 03:55:18,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:55:18,864 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:55:18,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:55:18,865 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:55:18,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (33)] Waiting until timeout for monitored process [2023-11-29 03:55:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:19,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-29 03:55:19,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:55:22,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-29 03:55:23,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 32 [2023-11-29 03:55:23,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2023-11-29 03:55:23,518 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 12 proven. 299 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2023-11-29 03:55:23,518 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:55:24,619 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:55:24,619 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:55:24,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [88284390] [2023-11-29 03:55:24,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [88284390] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 03:55:24,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:55:24,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [21] total 27 [2023-11-29 03:55:24,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541080669] [2023-11-29 03:55:24,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:55:24,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 03:55:24,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:55:24,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 03:55:24,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=610, Unknown=0, NotChecked=0, Total=702 [2023-11-29 03:55:24,621 INFO L87 Difference]: Start difference. First operand 510 states and 677 transitions. Second operand has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:55:27,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:30,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:32,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:32,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:55:32,806 INFO L93 Difference]: Finished difference Result 1389 states and 1819 transitions. [2023-11-29 03:55:32,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:55:32,808 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 140 [2023-11-29 03:55:32,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:55:32,811 INFO L225 Difference]: With dead ends: 1389 [2023-11-29 03:55:32,811 INFO L226 Difference]: Without dead ends: 880 [2023-11-29 03:55:32,812 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 282 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=115, Invalid=755, Unknown=0, NotChecked=0, Total=870 [2023-11-29 03:55:32,813 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 218 mSDsluCounter, 463 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 585 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2023-11-29 03:55:32,813 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 585 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 7.8s Time] [2023-11-29 03:55:32,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2023-11-29 03:55:32,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 770. [2023-11-29 03:55:32,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 770 states, 659 states have (on average 1.2154779969650986) internal successors, (801), 665 states have internal predecessors, (801), 92 states have call successors, (92), 18 states have call predecessors, (92), 18 states have return successors, (92), 86 states have call predecessors, (92), 92 states have call successors, (92) [2023-11-29 03:55:32,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 770 states and 985 transitions. [2023-11-29 03:55:32,856 INFO L78 Accepts]: Start accepts. Automaton has 770 states and 985 transitions. Word has length 140 [2023-11-29 03:55:32,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:55:32,856 INFO L495 AbstractCegarLoop]: Abstraction has 770 states and 985 transitions. [2023-11-29 03:55:32,856 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:55:32,856 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 985 transitions. [2023-11-29 03:55:32,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-29 03:55:32,857 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:55:32,857 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:55:32,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (33)] Ended with exit code 0 [2023-11-29 03:55:33,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:55:33,058 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:55:33,058 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:55:33,058 INFO L85 PathProgramCache]: Analyzing trace with hash -77236061, now seen corresponding path program 1 times [2023-11-29 03:55:33,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:55:33,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1201192761] [2023-11-29 03:55:33,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:55:33,059 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:55:33,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:55:33,060 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:55:33,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (34)] Waiting until timeout for monitored process [2023-11-29 03:55:33,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:33,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-29 03:55:33,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:55:35,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-29 03:55:35,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-29 03:55:36,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 29 [2023-11-29 03:55:36,423 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 32 [2023-11-29 03:55:36,684 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 6 proven. 290 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2023-11-29 03:55:36,684 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:55:38,153 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:55:38,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1201192761] [2023-11-29 03:55:38,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1201192761] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:55:38,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [888664921] [2023-11-29 03:55:38,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:55:38,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 03:55:38,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 03:55:38,155 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 03:55:38,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2023-11-29 03:55:40,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:40,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-29 03:55:40,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:55:42,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-29 03:55:43,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-29 03:55:47,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-29 03:55:47,619 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-29 03:55:47,928 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2023-11-29 03:55:48,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2023-11-29 03:55:49,059 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 9 proven. 287 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2023-11-29 03:55:49,059 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:55:51,186 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 83 [2023-11-29 03:55:51,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [888664921] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:55:51,616 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:55:51,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 35 [2023-11-29 03:55:51,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043403543] [2023-11-29 03:55:51,616 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:55:51,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2023-11-29 03:55:51,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:55:51,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2023-11-29 03:55:51,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=388, Invalid=2264, Unknown=0, NotChecked=0, Total=2652 [2023-11-29 03:55:51,618 INFO L87 Difference]: Start difference. First operand 770 states and 985 transitions. Second operand has 36 states, 32 states have (on average 4.75) internal successors, (152), 30 states have internal predecessors, (152), 10 states have call successors, (30), 10 states have call predecessors, (30), 10 states have return successors, (30), 7 states have call predecessors, (30), 10 states have call successors, (30) [2023-11-29 03:56:02,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:56:08,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:56:08,584 INFO L93 Difference]: Finished difference Result 1494 states and 1848 transitions. [2023-11-29 03:56:08,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2023-11-29 03:56:08,586 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 32 states have (on average 4.75) internal successors, (152), 30 states have internal predecessors, (152), 10 states have call successors, (30), 10 states have call predecessors, (30), 10 states have return successors, (30), 7 states have call predecessors, (30), 10 states have call successors, (30) Word has length 140 [2023-11-29 03:56:08,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:56:08,590 INFO L225 Difference]: With dead ends: 1494 [2023-11-29 03:56:08,590 INFO L226 Difference]: Without dead ends: 1064 [2023-11-29 03:56:08,593 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 436 GetRequests, 348 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2229 ImplicationChecksByTransitivity, 13.2s TimeCoverageRelationStatistics Valid=1565, Invalid=6445, Unknown=0, NotChecked=0, Total=8010 [2023-11-29 03:56:08,593 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 1139 mSDsluCounter, 1879 mSDsCounter, 0 mSdLazyCounter, 1601 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1139 SdHoareTripleChecker+Valid, 2022 SdHoareTripleChecker+Invalid, 1799 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 1601 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2023-11-29 03:56:08,593 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1139 Valid, 2022 Invalid, 1799 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 1601 Invalid, 0 Unknown, 0 Unchecked, 10.4s Time] [2023-11-29 03:56:08,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1064 states. [2023-11-29 03:56:08,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1064 to 879. [2023-11-29 03:56:08,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 879 states, 755 states have (on average 1.2) internal successors, (906), 760 states have internal predecessors, (906), 93 states have call successors, (93), 30 states have call predecessors, (93), 30 states have return successors, (93), 88 states have call predecessors, (93), 93 states have call successors, (93) [2023-11-29 03:56:08,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 879 states and 1092 transitions. [2023-11-29 03:56:08,683 INFO L78 Accepts]: Start accepts. Automaton has 879 states and 1092 transitions. Word has length 140 [2023-11-29 03:56:08,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:56:08,683 INFO L495 AbstractCegarLoop]: Abstraction has 879 states and 1092 transitions. [2023-11-29 03:56:08,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 32 states have (on average 4.75) internal successors, (152), 30 states have internal predecessors, (152), 10 states have call successors, (30), 10 states have call predecessors, (30), 10 states have return successors, (30), 7 states have call predecessors, (30), 10 states have call successors, (30) [2023-11-29 03:56:08,684 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1092 transitions. [2023-11-29 03:56:08,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-29 03:56:08,685 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:56:08,685 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:56:08,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (34)] Forceful destruction successful, exit code 0 [2023-11-29 03:56:08,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2023-11-29 03:56:09,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 03:56:09,086 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:56:09,086 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:56:09,086 INFO L85 PathProgramCache]: Analyzing trace with hash 624363813, now seen corresponding path program 1 times [2023-11-29 03:56:09,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:56:09,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1704815976] [2023-11-29 03:56:09,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:56:09,087 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:56:09,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:56:09,088 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:56:09,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (36)] Waiting until timeout for monitored process [2023-11-29 03:56:09,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:09,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-29 03:56:09,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:56:11,482 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 27 [2023-11-29 03:56:11,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2023-11-29 03:56:11,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2023-11-29 03:56:11,558 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-29 03:56:11,558 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:56:11,964 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:56:11,964 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:56:11,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1704815976] [2023-11-29 03:56:11,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1704815976] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 03:56:11,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:56:11,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 13 [2023-11-29 03:56:11,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708297556] [2023-11-29 03:56:11,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:56:11,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:56:11,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:56:11,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:56:11,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2023-11-29 03:56:11,966 INFO L87 Difference]: Start difference. First operand 879 states and 1092 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:56:14,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:56:18,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:56:19,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:56:19,071 INFO L93 Difference]: Finished difference Result 1858 states and 2312 transitions. [2023-11-29 03:56:19,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:56:19,072 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 140 [2023-11-29 03:56:19,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:56:19,077 INFO L225 Difference]: With dead ends: 1858 [2023-11-29 03:56:19,078 INFO L226 Difference]: Without dead ends: 980 [2023-11-29 03:56:19,079 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 280 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2023-11-29 03:56:19,080 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 75 mSDsluCounter, 490 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 642 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2023-11-29 03:56:19,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 642 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2023-11-29 03:56:19,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 980 states. [2023-11-29 03:56:19,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 980 to 836. [2023-11-29 03:56:19,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 836 states, 712 states have (on average 1.2008426966292134) internal successors, (855), 717 states have internal predecessors, (855), 93 states have call successors, (93), 30 states have call predecessors, (93), 30 states have return successors, (93), 88 states have call predecessors, (93), 93 states have call successors, (93) [2023-11-29 03:56:19,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 836 states and 1041 transitions. [2023-11-29 03:56:19,213 INFO L78 Accepts]: Start accepts. Automaton has 836 states and 1041 transitions. Word has length 140 [2023-11-29 03:56:19,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:56:19,213 INFO L495 AbstractCegarLoop]: Abstraction has 836 states and 1041 transitions. [2023-11-29 03:56:19,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:56:19,213 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1041 transitions. [2023-11-29 03:56:19,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-29 03:56:19,214 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:56:19,214 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:56:19,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (36)] Ended with exit code 0 [2023-11-29 03:56:19,414 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:56:19,415 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:56:19,415 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:56:19,415 INFO L85 PathProgramCache]: Analyzing trace with hash 20612462, now seen corresponding path program 1 times [2023-11-29 03:56:19,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:56:19,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [844317311] [2023-11-29 03:56:19,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:56:19,416 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:56:19,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:56:19,417 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:56:19,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (37)] Waiting until timeout for monitored process [2023-11-29 03:56:20,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:20,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 03:56:20,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:56:20,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-29 03:56:20,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 26 [2023-11-29 03:56:20,212 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:56:20,212 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:56:20,213 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:56:20,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [844317311] [2023-11-29 03:56:20,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [844317311] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:56:20,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:56:20,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:56:20,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128104305] [2023-11-29 03:56:20,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:56:20,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:56:20,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:56:20,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:56:20,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:56:20,214 INFO L87 Difference]: Start difference. First operand 836 states and 1041 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:56:23,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:56:27,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:56:27,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:56:27,336 INFO L93 Difference]: Finished difference Result 1655 states and 2055 transitions. [2023-11-29 03:56:27,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:56:27,361 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 141 [2023-11-29 03:56:27,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:56:27,365 INFO L225 Difference]: With dead ends: 1655 [2023-11-29 03:56:27,365 INFO L226 Difference]: Without dead ends: 820 [2023-11-29 03:56:27,366 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:56:27,367 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 132 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 537 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:56:27,367 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 537 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2023-11-29 03:56:27,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 820 states. [2023-11-29 03:56:27,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 820 to 818. [2023-11-29 03:56:27,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 818 states, 694 states have (on average 1.180115273775216) internal successors, (819), 699 states have internal predecessors, (819), 93 states have call successors, (93), 30 states have call predecessors, (93), 30 states have return successors, (93), 88 states have call predecessors, (93), 93 states have call successors, (93) [2023-11-29 03:56:27,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 818 states and 1005 transitions. [2023-11-29 03:56:27,451 INFO L78 Accepts]: Start accepts. Automaton has 818 states and 1005 transitions. Word has length 141 [2023-11-29 03:56:27,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:56:27,451 INFO L495 AbstractCegarLoop]: Abstraction has 818 states and 1005 transitions. [2023-11-29 03:56:27,451 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:56:27,452 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1005 transitions. [2023-11-29 03:56:27,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-29 03:56:27,452 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:56:27,453 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:56:27,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (37)] Ended with exit code 0 [2023-11-29 03:56:27,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:56:27,653 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:56:27,653 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:56:27,654 INFO L85 PathProgramCache]: Analyzing trace with hash -1453584518, now seen corresponding path program 1 times [2023-11-29 03:56:27,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:56:27,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [941271011] [2023-11-29 03:56:27,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:56:27,654 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:56:27,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:56:27,655 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:56:27,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (38)] Waiting until timeout for monitored process [2023-11-29 03:56:28,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:28,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 03:56:28,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:56:28,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-29 03:56:28,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2023-11-29 03:56:28,832 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-29 03:56:28,832 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:56:28,833 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:56:28,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [941271011] [2023-11-29 03:56:28,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [941271011] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:56:28,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:56:28,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:56:28,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079065832] [2023-11-29 03:56:28,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:56:28,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:56:28,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:56:28,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:56:28,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:56:28,834 INFO L87 Difference]: Start difference. First operand 818 states and 1005 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:56:32,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:56:36,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:56:38,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:56:38,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:56:38,238 INFO L93 Difference]: Finished difference Result 850 states and 1043 transitions. [2023-11-29 03:56:38,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:56:38,263 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 141 [2023-11-29 03:56:38,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:56:38,267 INFO L225 Difference]: With dead ends: 850 [2023-11-29 03:56:38,268 INFO L226 Difference]: Without dead ends: 848 [2023-11-29 03:56:38,268 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:56:38,268 INFO L413 NwaCegarLoop]: 209 mSDtfsCounter, 127 mSDsluCounter, 740 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 949 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:56:38,269 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 949 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 9.2s Time] [2023-11-29 03:56:38,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 848 states. [2023-11-29 03:56:38,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 848 to 838. [2023-11-29 03:56:38,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 838 states, 714 states have (on average 1.173669467787115) internal successors, (838), 719 states have internal predecessors, (838), 93 states have call successors, (93), 30 states have call predecessors, (93), 30 states have return successors, (93), 88 states have call predecessors, (93), 93 states have call successors, (93) [2023-11-29 03:56:38,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1024 transitions. [2023-11-29 03:56:38,363 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1024 transitions. Word has length 141 [2023-11-29 03:56:38,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:56:38,363 INFO L495 AbstractCegarLoop]: Abstraction has 838 states and 1024 transitions. [2023-11-29 03:56:38,363 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-29 03:56:38,363 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1024 transitions. [2023-11-29 03:56:38,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-29 03:56:38,366 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:56:38,366 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:56:38,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (38)] Ended with exit code 0 [2023-11-29 03:56:38,566 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:56:38,567 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:56:38,567 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:56:38,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1178824904, now seen corresponding path program 1 times [2023-11-29 03:56:38,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:56:38,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1190580273] [2023-11-29 03:56:38,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:56:38,568 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:56:38,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:56:38,568 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:56:38,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3536bfaf-148b-49ae-8ed2-2e13cebb2c77/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (39)] Waiting until timeout for monitored process