./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-82.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-82.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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_57606cb0-6024-4241-a5c8-ce951fe513be/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 67160a6df79d1049c73d7b3dbc4aa323b185d65b8c91424febe1ccb6e4daf12a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:03:46,610 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:03:46,673 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 03:03:46,678 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:03:46,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:03:46,700 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:03:46,701 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:03:46,701 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:03:46,702 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:03:46,702 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:03:46,703 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:03:46,703 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:03:46,704 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:03:46,705 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:03:46,705 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:03:46,706 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:03:46,706 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:03:46,707 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:03:46,707 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 03:03:46,708 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:03:46,708 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:03:46,709 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:03:46,709 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:03:46,709 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:03:46,710 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:03:46,710 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:03:46,710 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:03:46,711 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:03:46,711 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:03:46,711 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:03:46,712 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:03:46,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:03:46,712 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:03:46,713 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:03:46,713 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:03:46,713 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 03:03:46,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 03:03:46,713 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:03:46,713 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:03:46,714 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:03:46,714 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:03:46,714 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:03:46,714 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_57606cb0-6024-4241-a5c8-ce951fe513be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67160a6df79d1049c73d7b3dbc4aa323b185d65b8c91424febe1ccb6e4daf12a [2023-11-29 03:03:46,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:03:46,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:03:46,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:03:46,958 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:03:46,958 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:03:46,959 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-82.i [2023-11-29 03:03:47,466 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:03:51,961 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:03:51,962 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-82.i [2023-11-29 03:03:51,972 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/data/e485c68ad/c6cce7a1176d45bcb33ce97d2aa0ba82/FLAGd406e3b8f [2023-11-29 03:03:51,987 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/data/e485c68ad/c6cce7a1176d45bcb33ce97d2aa0ba82 [2023-11-29 03:03:51,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:03:51,991 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:03:51,992 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:03:51,992 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:03:51,996 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:03:51,997 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:03:51" (1/1) ... [2023-11-29 03:03:51,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@758fff2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:03:51, skipping insertion in model container [2023-11-29 03:03:51,999 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:03:51" (1/1) ... [2023-11-29 03:03:52,029 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:03:52,183 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_57606cb0-6024-4241-a5c8-ce951fe513be/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-82.i[916,929] [2023-11-29 03:03:52,262 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:03:52,275 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:03:52,287 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_57606cb0-6024-4241-a5c8-ce951fe513be/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-82.i[916,929] [2023-11-29 03:03:52,330 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:03:52,348 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:03:52,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:03:52 WrapperNode [2023-11-29 03:03:52,349 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:03:52,350 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:03:52,350 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:03:52,351 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:03:52,358 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:03:52" (1/1) ... [2023-11-29 03:03:52,373 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:03:52" (1/1) ... [2023-11-29 03:03:52,414 INFO L138 Inliner]: procedures = 29, calls = 162, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 458 [2023-11-29 03:03:52,414 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:03:52,415 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:03:52,415 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:03:52,415 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:03:52,426 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:03:52" (1/1) ... [2023-11-29 03:03:52,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:03:52" (1/1) ... [2023-11-29 03:03:52,448 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:03:52" (1/1) ... [2023-11-29 03:03:52,471 INFO L175 MemorySlicer]: Split 133 memory accesses to 5 slices as follows [2, 10, 6, 41, 74]. 56 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 1, 2, 3, 8]. The 17 writes are split as follows [0, 1, 2, 3, 11]. [2023-11-29 03:03:52,472 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:03:52" (1/1) ... [2023-11-29 03:03:52,472 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:03:52" (1/1) ... [2023-11-29 03:03:52,500 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:03:52" (1/1) ... [2023-11-29 03:03:52,505 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:03:52" (1/1) ... [2023-11-29 03:03:52,510 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:03:52" (1/1) ... [2023-11-29 03:03:52,514 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:03:52" (1/1) ... [2023-11-29 03:03:52,524 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:03:52,525 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:03:52,525 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:03:52,526 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:03:52,526 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:03:52" (1/1) ... [2023-11-29 03:03:52,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:03:52,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:03:52,555 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:03:52,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:03:52,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:03:52,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-11-29 03:03:52,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-11-29 03:03:52,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2023-11-29 03:03:52,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2023-11-29 03:03:52,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2023-11-29 03:03:52,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 03:03:52,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 03:03:52,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 03:03:52,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 03:03:52,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 03:03:52,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2023-11-29 03:03:52,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2023-11-29 03:03:52,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2023-11-29 03:03:52,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2023-11-29 03:03:52,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2023-11-29 03:03:52,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 03:03:52,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 03:03:52,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 03:03:52,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-29 03:03:52,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-29 03:03:52,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-11-29 03:03:52,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-11-29 03:03:52,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2023-11-29 03:03:52,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2023-11-29 03:03:52,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2023-11-29 03:03:52,599 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 03:03:52,600 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 03:03:52,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 03:03:52,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 03:03:52,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 03:03:52,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 03:03:52,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 03:03:52,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:03:52,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:03:52,734 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:03:52,736 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:03:53,160 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:03:53,191 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:03:53,192 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:03:53,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:03:53 BoogieIcfgContainer [2023-11-29 03:03:53,192 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:03:53,195 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:03:53,195 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:03:53,198 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:03:53,198 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:03:51" (1/3) ... [2023-11-29 03:03:53,199 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6afe302a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:03:53, skipping insertion in model container [2023-11-29 03:03:53,199 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:03:52" (2/3) ... [2023-11-29 03:03:53,200 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6afe302a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:03:53, skipping insertion in model container [2023-11-29 03:03:53,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:03:53" (3/3) ... [2023-11-29 03:03:53,201 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-82.i [2023-11-29 03:03:53,220 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:03:53,221 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 03:03:53,272 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:03:53,277 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;@597432ce, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:03:53,278 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 03:03:53,281 INFO L276 IsEmpty]: Start isEmpty. Operand has 106 states, 89 states have (on average 1.4719101123595506) internal successors, (131), 90 states have internal predecessors, (131), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 03:03:53,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-29 03:03:53,296 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:03:53,297 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:03:53,297 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:03:53,301 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:03:53,302 INFO L85 PathProgramCache]: Analyzing trace with hash 1559183625, now seen corresponding path program 1 times [2023-11-29 03:03:53,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:03:53,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946668989] [2023-11-29 03:03:53,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:03:53,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:03:53,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:53,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:03:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:53,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:03:53,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:53,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 03:03:53,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:53,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 03:03:53,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:53,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 03:03:53,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:53,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 03:03:53,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:53,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 03:03:53,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:53,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 03:03:53,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:53,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 03:03:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:53,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 03:03:53,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:53,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 03:03:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:53,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 03:03:53,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:53,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 03:03:53,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:53,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 03:03:53,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:53,676 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:03:53,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:03:53,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946668989] [2023-11-29 03:03:53,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946668989] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:03:53,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:03:53,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:03:53,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566064910] [2023-11-29 03:03:53,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:03:53,685 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 03:03:53,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:03:53,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 03:03:53,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:03:53,716 INFO L87 Difference]: Start difference. First operand has 106 states, 89 states have (on average 1.4719101123595506) internal successors, (131), 90 states have internal predecessors, (131), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:03:53,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:03:53,760 INFO L93 Difference]: Finished difference Result 209 states and 330 transitions. [2023-11-29 03:03:53,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 03:03:53,762 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) Word has length 116 [2023-11-29 03:03:53,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:03:53,770 INFO L225 Difference]: With dead ends: 209 [2023-11-29 03:03:53,770 INFO L226 Difference]: Without dead ends: 104 [2023-11-29 03:03:53,774 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 44 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 03:03:53,777 INFO L413 NwaCegarLoop]: 146 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, 146 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 03:03:53,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 146 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:03:53,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-11-29 03:03:53,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2023-11-29 03:03:53,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 88 states have (on average 1.3863636363636365) internal successors, (122), 88 states have internal predecessors, (122), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 03:03:53,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 150 transitions. [2023-11-29 03:03:53,819 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 150 transitions. Word has length 116 [2023-11-29 03:03:53,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:03:53,819 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 150 transitions. [2023-11-29 03:03:53,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:03:53,820 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 150 transitions. [2023-11-29 03:03:53,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-29 03:03:53,823 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:03:53,824 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:03:53,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 03:03:53,824 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:03:53,825 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:03:53,825 INFO L85 PathProgramCache]: Analyzing trace with hash -740065613, now seen corresponding path program 1 times [2023-11-29 03:03:53,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:03:53,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605273583] [2023-11-29 03:03:53,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:03:53,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:03:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:03:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:03:54,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 03:03:54,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 03:03:54,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 03:03:54,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 03:03:54,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 03:03:54,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 03:03:54,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 03:03:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 03:03:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 03:03:54,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 03:03:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 03:03:54,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 03:03:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,080 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:03:54,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:03:54,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605273583] [2023-11-29 03:03:54,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605273583] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:03:54,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:03:54,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:03:54,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315477555] [2023-11-29 03:03:54,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:03:54,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:03:54,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:03:54,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:03:54,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:03:54,084 INFO L87 Difference]: Start difference. First operand 104 states and 150 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:03:54,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:03:54,141 INFO L93 Difference]: Finished difference Result 213 states and 308 transitions. [2023-11-29 03:03:54,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:03:54,142 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 116 [2023-11-29 03:03:54,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:03:54,144 INFO L225 Difference]: With dead ends: 213 [2023-11-29 03:03:54,144 INFO L226 Difference]: Without dead ends: 110 [2023-11-29 03:03:54,145 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 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 03:03:54,146 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 10 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:03:54,147 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 430 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:03:54,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2023-11-29 03:03:54,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 106. [2023-11-29 03:03:54,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 90 states have (on average 1.3777777777777778) internal successors, (124), 90 states have internal predecessors, (124), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 03:03:54,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 152 transitions. [2023-11-29 03:03:54,162 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 152 transitions. Word has length 116 [2023-11-29 03:03:54,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:03:54,163 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 152 transitions. [2023-11-29 03:03:54,163 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:03:54,163 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 152 transitions. [2023-11-29 03:03:54,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-29 03:03:54,165 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:03:54,166 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:03:54,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 03:03:54,166 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:03:54,166 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:03:54,167 INFO L85 PathProgramCache]: Analyzing trace with hash 1126643061, now seen corresponding path program 1 times [2023-11-29 03:03:54,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:03:54,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524453264] [2023-11-29 03:03:54,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:03:54,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:03:54,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:03:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:03:54,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 03:03:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 03:03:54,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 03:03:54,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 03:03:54,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 03:03:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 03:03:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 03:03:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 03:03:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 03:03:54,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 03:03:54,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 03:03:54,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 03:03:54,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,430 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:03:54,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:03:54,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524453264] [2023-11-29 03:03:54,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524453264] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:03:54,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:03:54,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:03:54,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405209856] [2023-11-29 03:03:54,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:03:54,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:03:54,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:03:54,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:03:54,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:03:54,434 INFO L87 Difference]: Start difference. First operand 106 states and 152 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:03:54,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:03:54,482 INFO L93 Difference]: Finished difference Result 240 states and 345 transitions. [2023-11-29 03:03:54,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:03:54,483 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 116 [2023-11-29 03:03:54,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:03:54,486 INFO L225 Difference]: With dead ends: 240 [2023-11-29 03:03:54,486 INFO L226 Difference]: Without dead ends: 135 [2023-11-29 03:03:54,487 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 03:03:54,488 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 61 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 469 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 03:03:54,489 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 469 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:03:54,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2023-11-29 03:03:54,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 108. [2023-11-29 03:03:54,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 92 states have (on average 1.3695652173913044) internal successors, (126), 92 states have internal predecessors, (126), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 03:03:54,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 154 transitions. [2023-11-29 03:03:54,503 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 154 transitions. Word has length 116 [2023-11-29 03:03:54,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:03:54,504 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 154 transitions. [2023-11-29 03:03:54,504 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:03:54,504 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 154 transitions. [2023-11-29 03:03:54,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-29 03:03:54,507 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:03:54,507 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:03:54,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 03:03:54,508 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:03:54,508 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:03:54,508 INFO L85 PathProgramCache]: Analyzing trace with hash -2098396125, now seen corresponding path program 1 times [2023-11-29 03:03:54,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:03:54,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369294930] [2023-11-29 03:03:54,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:03:54,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:03:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:03:54,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:03:54,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 03:03:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 03:03:54,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 03:03:54,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 03:03:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 03:03:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 03:03:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 03:03:54,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 03:03:54,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 03:03:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 03:03:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 03:03:54,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 03:03:54,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:54,788 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:03:54,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:03:54,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369294930] [2023-11-29 03:03:54,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369294930] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:03:54,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:03:54,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:03:54,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150961180] [2023-11-29 03:03:54,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:03:54,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:03:54,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:03:54,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:03:54,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:03:54,791 INFO L87 Difference]: Start difference. First operand 108 states and 154 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:03:54,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:03:54,868 INFO L93 Difference]: Finished difference Result 272 states and 389 transitions. [2023-11-29 03:03:54,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 03:03:54,869 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 118 [2023-11-29 03:03:54,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:03:54,871 INFO L225 Difference]: With dead ends: 272 [2023-11-29 03:03:54,871 INFO L226 Difference]: Without dead ends: 165 [2023-11-29 03:03:54,872 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 03:03:54,873 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 102 mSDsluCounter, 490 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 698 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 03:03:54,874 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 698 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:03:54,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-11-29 03:03:54,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 109. [2023-11-29 03:03:54,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 93 states have (on average 1.3655913978494623) internal successors, (127), 93 states have internal predecessors, (127), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 03:03:54,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 155 transitions. [2023-11-29 03:03:54,885 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 155 transitions. Word has length 118 [2023-11-29 03:03:54,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:03:54,885 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 155 transitions. [2023-11-29 03:03:54,886 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:03:54,886 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 155 transitions. [2023-11-29 03:03:54,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-29 03:03:54,888 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:03:54,888 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:03:54,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 03:03:54,889 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:03:54,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:03:54,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1801006014, now seen corresponding path program 1 times [2023-11-29 03:03:54,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:03:54,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689737922] [2023-11-29 03:03:54,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:03:54,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:03:54,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:03:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:03:55,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 03:03:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 03:03:55,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 03:03:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 03:03:55,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 03:03:55,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 03:03:55,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 03:03:55,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 03:03:55,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 03:03:55,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 03:03:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 03:03:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 03:03:55,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,067 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:03:55,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:03:55,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689737922] [2023-11-29 03:03:55,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689737922] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:03:55,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:03:55,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:03:55,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067024271] [2023-11-29 03:03:55,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:03:55,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:03:55,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:03:55,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:03:55,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:03:55,070 INFO L87 Difference]: Start difference. First operand 109 states and 155 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:03:55,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:03:55,108 INFO L93 Difference]: Finished difference Result 229 states and 326 transitions. [2023-11-29 03:03:55,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:03:55,109 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 120 [2023-11-29 03:03:55,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:03:55,111 INFO L225 Difference]: With dead ends: 229 [2023-11-29 03:03:55,111 INFO L226 Difference]: Without dead ends: 121 [2023-11-29 03:03:55,112 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 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 03:03:55,113 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 21 mSDsluCounter, 286 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:03:55,113 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 429 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:03:55,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2023-11-29 03:03:55,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 111. [2023-11-29 03:03:55,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 95 states have (on average 1.3578947368421053) internal successors, (129), 95 states have internal predecessors, (129), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 03:03:55,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 157 transitions. [2023-11-29 03:03:55,123 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 157 transitions. Word has length 120 [2023-11-29 03:03:55,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:03:55,123 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 157 transitions. [2023-11-29 03:03:55,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:03:55,124 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 157 transitions. [2023-11-29 03:03:55,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-29 03:03:55,125 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:03:55,125 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:03:55,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 03:03:55,126 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:03:55,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:03:55,126 INFO L85 PathProgramCache]: Analyzing trace with hash 991659388, now seen corresponding path program 1 times [2023-11-29 03:03:55,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:03:55,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688203586] [2023-11-29 03:03:55,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:03:55,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:03:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:03:55,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:03:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 03:03:55,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 03:03:55,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 03:03:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 03:03:55,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 03:03:55,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 03:03:55,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 03:03:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 03:03:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 03:03:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 03:03:55,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 03:03:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 03:03:55,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,273 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:03:55,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:03:55,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688203586] [2023-11-29 03:03:55,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688203586] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:03:55,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:03:55,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:03:55,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039116802] [2023-11-29 03:03:55,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:03:55,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:03:55,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:03:55,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:03:55,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:03:55,276 INFO L87 Difference]: Start difference. First operand 111 states and 157 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:03:55,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:03:55,312 INFO L93 Difference]: Finished difference Result 229 states and 324 transitions. [2023-11-29 03:03:55,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:03:55,312 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 120 [2023-11-29 03:03:55,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:03:55,314 INFO L225 Difference]: With dead ends: 229 [2023-11-29 03:03:55,314 INFO L226 Difference]: Without dead ends: 119 [2023-11-29 03:03:55,314 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 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 03:03:55,315 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 12 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:03:55,316 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 427 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:03:55,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2023-11-29 03:03:55,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 113. [2023-11-29 03:03:55,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 97 states have (on average 1.3505154639175259) internal successors, (131), 97 states have internal predecessors, (131), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 03:03:55,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 159 transitions. [2023-11-29 03:03:55,324 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 159 transitions. Word has length 120 [2023-11-29 03:03:55,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:03:55,325 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 159 transitions. [2023-11-29 03:03:55,325 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:03:55,325 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 159 transitions. [2023-11-29 03:03:55,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-29 03:03:55,327 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:03:55,327 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:03:55,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 03:03:55,327 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:03:55,327 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:03:55,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1048917690, now seen corresponding path program 1 times [2023-11-29 03:03:55,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:03:55,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65692609] [2023-11-29 03:03:55,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:03:55,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:03:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:03:55,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:03:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 03:03:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 03:03:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 03:03:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 03:03:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 03:03:55,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 03:03:55,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 03:03:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 03:03:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 03:03:55,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 03:03:55,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 03:03:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 03:03:55,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,482 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:03:55,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:03:55,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65692609] [2023-11-29 03:03:55,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65692609] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:03:55,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:03:55,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:03:55,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954572936] [2023-11-29 03:03:55,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:03:55,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:03:55,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:03:55,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:03:55,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:03:55,484 INFO L87 Difference]: Start difference. First operand 113 states and 159 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:03:55,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:03:55,518 INFO L93 Difference]: Finished difference Result 229 states and 322 transitions. [2023-11-29 03:03:55,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:03:55,519 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 120 [2023-11-29 03:03:55,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:03:55,520 INFO L225 Difference]: With dead ends: 229 [2023-11-29 03:03:55,521 INFO L226 Difference]: Without dead ends: 117 [2023-11-29 03:03:55,521 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 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 03:03:55,522 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 3 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:03:55,522 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 427 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:03:55,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2023-11-29 03:03:55,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 115. [2023-11-29 03:03:55,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 99 states have (on average 1.3434343434343434) internal successors, (133), 99 states have internal predecessors, (133), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 03:03:55,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 161 transitions. [2023-11-29 03:03:55,530 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 161 transitions. Word has length 120 [2023-11-29 03:03:55,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:03:55,531 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 161 transitions. [2023-11-29 03:03:55,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:03:55,531 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 161 transitions. [2023-11-29 03:03:55,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-29 03:03:55,533 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:03:55,533 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:03:55,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 03:03:55,533 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:03:55,533 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:03:55,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1048977272, now seen corresponding path program 1 times [2023-11-29 03:03:55,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:03:55,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097231545] [2023-11-29 03:03:55,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:03:55,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:03:55,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:03:55,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:03:55,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 03:03:55,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 03:03:55,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 03:03:55,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 03:03:55,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 03:03:55,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 03:03:55,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 03:03:55,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 03:03:55,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 03:03:55,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 03:03:55,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 03:03:55,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 03:03:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:55,994 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:03:55,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:03:55,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097231545] [2023-11-29 03:03:55,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097231545] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:03:55,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:03:55,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:03:55,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391269783] [2023-11-29 03:03:55,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:03:55,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:03:55,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:03:55,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:03:55,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:03:55,997 INFO L87 Difference]: Start difference. First operand 115 states and 161 transitions. Second operand has 6 states, 5 states have (on average 10.6) internal successors, (53), 6 states have internal predecessors, (53), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:03:56,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:03:56,084 INFO L93 Difference]: Finished difference Result 314 states and 436 transitions. [2023-11-29 03:03:56,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:03:56,085 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.6) internal successors, (53), 6 states have internal predecessors, (53), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) Word has length 120 [2023-11-29 03:03:56,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:03:56,087 INFO L225 Difference]: With dead ends: 314 [2023-11-29 03:03:56,087 INFO L226 Difference]: Without dead ends: 200 [2023-11-29 03:03:56,087 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:03:56,088 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 139 mSDsluCounter, 571 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:03:56,089 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 711 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:03:56,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2023-11-29 03:03:56,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 125. [2023-11-29 03:03:56,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 109 states have (on average 1.3577981651376148) internal successors, (148), 109 states have internal predecessors, (148), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 03:03:56,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 176 transitions. [2023-11-29 03:03:56,096 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 176 transitions. Word has length 120 [2023-11-29 03:03:56,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:03:56,097 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 176 transitions. [2023-11-29 03:03:56,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.6) internal successors, (53), 6 states have internal predecessors, (53), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:03:56,097 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 176 transitions. [2023-11-29 03:03:56,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-29 03:03:56,099 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:03:56,099 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:03:56,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-29 03:03:56,100 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:03:56,100 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:03:56,100 INFO L85 PathProgramCache]: Analyzing trace with hash 477093999, now seen corresponding path program 1 times [2023-11-29 03:03:56,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:03:56,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049126632] [2023-11-29 03:03:56,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:03:56,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:03:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:57,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:03:57,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:57,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:03:57,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:57,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 03:03:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:57,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 03:03:57,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:57,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 03:03:57,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:57,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 03:03:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:57,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 03:03:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:57,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 03:03:57,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:57,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 03:03:57,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:57,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 03:03:57,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:57,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 03:03:57,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:57,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 03:03:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:57,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 03:03:57,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:57,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 03:03:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:57,658 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:03:57,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:03:57,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049126632] [2023-11-29 03:03:57,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049126632] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:03:57,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:03:57,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-11-29 03:03:57,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960089661] [2023-11-29 03:03:57,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:03:57,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 03:03:57,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:03:57,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 03:03:57,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2023-11-29 03:03:57,661 INFO L87 Difference]: Start difference. First operand 125 states and 176 transitions. Second operand has 12 states, 10 states have (on average 5.4) internal successors, (54), 12 states have internal predecessors, (54), 3 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-29 03:03:58,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:03:58,435 INFO L93 Difference]: Finished difference Result 373 states and 524 transitions. [2023-11-29 03:03:58,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 03:03:58,437 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 5.4) internal successors, (54), 12 states have internal predecessors, (54), 3 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 3 states have call successors, (14) Word has length 121 [2023-11-29 03:03:58,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:03:58,439 INFO L225 Difference]: With dead ends: 373 [2023-11-29 03:03:58,439 INFO L226 Difference]: Without dead ends: 249 [2023-11-29 03:03:58,440 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=70, Invalid=272, Unknown=0, NotChecked=0, Total=342 [2023-11-29 03:03:58,440 INFO L413 NwaCegarLoop]: 161 mSDtfsCounter, 296 mSDsluCounter, 1369 mSDsCounter, 0 mSdLazyCounter, 512 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 1530 SdHoareTripleChecker+Invalid, 519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 03:03:58,441 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [298 Valid, 1530 Invalid, 519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 512 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 03:03:58,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2023-11-29 03:03:58,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 225. [2023-11-29 03:03:58,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 202 states have (on average 1.3712871287128714) internal successors, (277), 203 states have internal predecessors, (277), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-29 03:03:58,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 317 transitions. [2023-11-29 03:03:58,457 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 317 transitions. Word has length 121 [2023-11-29 03:03:58,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:03:58,457 INFO L495 AbstractCegarLoop]: Abstraction has 225 states and 317 transitions. [2023-11-29 03:03:58,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 5.4) internal successors, (54), 12 states have internal predecessors, (54), 3 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-29 03:03:58,458 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 317 transitions. [2023-11-29 03:03:58,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-29 03:03:58,459 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:03:58,460 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:03:58,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-29 03:03:58,460 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:03:58,460 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:03:58,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1605250298, now seen corresponding path program 1 times [2023-11-29 03:03:58,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:03:58,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982816541] [2023-11-29 03:03:58,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:03:58,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:03:58,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:58,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:03:58,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:58,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:03:58,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:58,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 03:03:58,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:58,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 03:03:58,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:58,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 03:03:58,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:58,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 03:03:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:58,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 03:03:58,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:58,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 03:03:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:58,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 03:03:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:58,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 03:03:58,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:58,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 03:03:58,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:58,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 03:03:58,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:58,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 03:03:58,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:58,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 03:03:58,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:58,650 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:03:58,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:03:58,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982816541] [2023-11-29 03:03:58,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982816541] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:03:58,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:03:58,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:03:58,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260147916] [2023-11-29 03:03:58,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:03:58,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:03:58,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:03:58,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:03:58,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:03:58,653 INFO L87 Difference]: Start difference. First operand 225 states and 317 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:03:58,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:03:58,783 INFO L93 Difference]: Finished difference Result 715 states and 1007 transitions. [2023-11-29 03:03:58,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 03:03:58,784 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 121 [2023-11-29 03:03:58,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:03:58,788 INFO L225 Difference]: With dead ends: 715 [2023-11-29 03:03:58,789 INFO L226 Difference]: Without dead ends: 491 [2023-11-29 03:03:58,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-29 03:03:58,790 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 209 mSDsluCounter, 587 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 742 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:03:58,790 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 742 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:03:58,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2023-11-29 03:03:58,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 307. [2023-11-29 03:03:58,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 284 states have (on average 1.4049295774647887) internal successors, (399), 285 states have internal predecessors, (399), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-29 03:03:58,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 439 transitions. [2023-11-29 03:03:58,810 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 439 transitions. Word has length 121 [2023-11-29 03:03:58,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:03:58,811 INFO L495 AbstractCegarLoop]: Abstraction has 307 states and 439 transitions. [2023-11-29 03:03:58,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:03:58,811 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 439 transitions. [2023-11-29 03:03:58,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-29 03:03:58,813 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:03:58,813 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:03:58,813 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-29 03:03:58,814 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:03:58,814 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:03:58,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1146537946, now seen corresponding path program 1 times [2023-11-29 03:03:58,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:03:58,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129384743] [2023-11-29 03:03:58,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:03:58,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:03:58,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:03:59,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:03:59,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 03:03:59,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 03:03:59,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 03:03:59,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 03:03:59,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 03:03:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 03:03:59,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 03:03:59,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 03:03:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 03:03:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 03:03:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 03:03:59,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 03:03:59,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,283 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:03:59,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:03:59,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129384743] [2023-11-29 03:03:59,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129384743] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:03:59,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:03:59,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:03:59,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260729507] [2023-11-29 03:03:59,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:03:59,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:03:59,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:03:59,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:03:59,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:03:59,285 INFO L87 Difference]: Start difference. First operand 307 states and 439 transitions. Second operand has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:03:59,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:03:59,385 INFO L93 Difference]: Finished difference Result 767 states and 1080 transitions. [2023-11-29 03:03:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:03:59,386 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) Word has length 121 [2023-11-29 03:03:59,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:03:59,389 INFO L225 Difference]: With dead ends: 767 [2023-11-29 03:03:59,390 INFO L226 Difference]: Without dead ends: 461 [2023-11-29 03:03:59,390 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 31 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 03:03:59,391 INFO L413 NwaCegarLoop]: 232 mSDtfsCounter, 170 mSDsluCounter, 539 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 771 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:03:59,391 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 771 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:03:59,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2023-11-29 03:03:59,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 287. [2023-11-29 03:03:59,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 264 states have (on average 1.3901515151515151) internal successors, (367), 265 states have internal predecessors, (367), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-29 03:03:59,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 407 transitions. [2023-11-29 03:03:59,408 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 407 transitions. Word has length 121 [2023-11-29 03:03:59,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:03:59,409 INFO L495 AbstractCegarLoop]: Abstraction has 287 states and 407 transitions. [2023-11-29 03:03:59,409 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:03:59,409 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 407 transitions. [2023-11-29 03:03:59,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-29 03:03:59,411 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:03:59,411 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:03:59,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-29 03:03:59,411 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:03:59,412 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:03:59,412 INFO L85 PathProgramCache]: Analyzing trace with hash 1648339078, now seen corresponding path program 1 times [2023-11-29 03:03:59,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:03:59,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563844021] [2023-11-29 03:03:59,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:03:59,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:03:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:03:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:03:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 03:03:59,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 03:03:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 03:03:59,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 03:03:59,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 03:03:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 03:03:59,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 03:03:59,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 03:03:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 03:03:59,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 03:03:59,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 03:03:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 03:03:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:03:59,621 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:03:59,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:03:59,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563844021] [2023-11-29 03:03:59,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563844021] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:03:59,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:03:59,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:03:59,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059425159] [2023-11-29 03:03:59,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:03:59,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:03:59,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:03:59,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:03:59,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:03:59,624 INFO L87 Difference]: Start difference. First operand 287 states and 407 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:03:59,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:03:59,747 INFO L93 Difference]: Finished difference Result 625 states and 882 transitions. [2023-11-29 03:03:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 03:03:59,748 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 121 [2023-11-29 03:03:59,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:03:59,751 INFO L225 Difference]: With dead ends: 625 [2023-11-29 03:03:59,751 INFO L226 Difference]: Without dead ends: 338 [2023-11-29 03:03:59,752 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-29 03:03:59,752 INFO L413 NwaCegarLoop]: 188 mSDtfsCounter, 180 mSDsluCounter, 637 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 825 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 03:03:59,753 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 825 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:03:59,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2023-11-29 03:03:59,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 288. [2023-11-29 03:03:59,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 265 states have (on average 1.3773584905660377) internal successors, (365), 266 states have internal predecessors, (365), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-29 03:03:59,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 405 transitions. [2023-11-29 03:03:59,769 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 405 transitions. Word has length 121 [2023-11-29 03:03:59,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:03:59,770 INFO L495 AbstractCegarLoop]: Abstraction has 288 states and 405 transitions. [2023-11-29 03:03:59,770 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:03:59,770 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 405 transitions. [2023-11-29 03:03:59,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-29 03:03:59,772 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:03:59,772 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:03:59,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-29 03:03:59,773 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:03:59,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:03:59,773 INFO L85 PathProgramCache]: Analyzing trace with hash -434005219, now seen corresponding path program 1 times [2023-11-29 03:03:59,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:03:59,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846815513] [2023-11-29 03:03:59,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:03:59,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:03:59,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:00,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:04:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:00,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:04:00,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:00,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 03:04:00,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:00,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 03:04:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:00,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 03:04:00,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:00,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 03:04:00,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:00,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 03:04:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:00,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-29 03:04:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:00,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-29 03:04:00,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:00,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 03:04:00,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:00,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 03:04:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:00,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 03:04:00,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:00,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 03:04:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:00,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 03:04:00,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:00,047 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:04:00,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:04:00,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846815513] [2023-11-29 03:04:00,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846815513] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:04:00,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:04:00,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:04:00,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90667320] [2023-11-29 03:04:00,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:04:00,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:04:00,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:04:00,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:04:00,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:04:00,049 INFO L87 Difference]: Start difference. First operand 288 states and 405 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:04:00,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:04:00,344 INFO L93 Difference]: Finished difference Result 760 states and 1063 transitions. [2023-11-29 03:04:00,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:04:00,344 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 121 [2023-11-29 03:04:00,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:04:00,348 INFO L225 Difference]: With dead ends: 760 [2023-11-29 03:04:00,348 INFO L226 Difference]: Without dead ends: 473 [2023-11-29 03:04:00,349 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-29 03:04:00,349 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 181 mSDsluCounter, 466 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 612 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:04:00,350 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 612 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 03:04:00,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2023-11-29 03:04:00,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 437. [2023-11-29 03:04:00,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 437 states, 392 states have (on average 1.3545918367346939) internal successors, (531), 394 states have internal predecessors, (531), 40 states have call successors, (40), 4 states have call predecessors, (40), 4 states have return successors, (40), 38 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-29 03:04:00,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 611 transitions. [2023-11-29 03:04:00,377 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 611 transitions. Word has length 121 [2023-11-29 03:04:00,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:04:00,377 INFO L495 AbstractCegarLoop]: Abstraction has 437 states and 611 transitions. [2023-11-29 03:04:00,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:04:00,378 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 611 transitions. [2023-11-29 03:04:00,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-29 03:04:00,379 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:04:00,379 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:04:00,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-29 03:04:00,379 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:04:00,379 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:04:00,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1438911160, now seen corresponding path program 1 times [2023-11-29 03:04:00,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:04:00,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135632462] [2023-11-29 03:04:00,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:04:00,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:04:00,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:04:00,529 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:04:00,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:04:00,695 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:04:00,696 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 03:04:00,697 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 03:04:00,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-29 03:04:00,702 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:04:00,705 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 03:04:00,751 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-29 03:04:00,753 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-29 03:04:00,754 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-29 03:04:00,754 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-29 03:04:00,754 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-29 03:04:00,755 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-29 03:04:00,755 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-29 03:04:00,755 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-29 03:04:00,755 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-29 03:04:00,757 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-29 03:04:00,757 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-29 03:04:00,757 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-29 03:04:00,757 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-29 03:04:00,758 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-29 03:04:00,758 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-29 03:04:00,758 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-29 03:04:00,759 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-29 03:04:00,759 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-29 03:04:00,759 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-29 03:04:00,759 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-29 03:04:00,760 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-29 03:04:00,761 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-29 03:04:00,761 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-29 03:04:00,761 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-29 03:04:00,762 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-29 03:04:00,763 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-29 03:04:00,764 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-29 03:04:00,765 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-29 03:04:00,766 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 03:04:00,767 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-29 03:04:00,768 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-29 03:04:00,769 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-29 03:04:00,770 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-29 03:04:00,771 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-29 03:04:00,771 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 03:04:00,772 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem13 could not be translated [2023-11-29 03:04:00,772 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-11-29 03:04:00,772 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated [2023-11-29 03:04:00,772 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite12 could not be translated [2023-11-29 03:04:00,773 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 03:04:00,773 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 03:04:00,774 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 03:04:00,774 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 03:04:00,774 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:04:00,775 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 03:04:00,775 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 03:04:00,775 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 03:04:00,775 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:04:00,776 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:04:00,776 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 03:04:00,776 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 03:04:00,776 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 03:04:00,776 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:04:00,777 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 03:04:00,777 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 03:04:00,777 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 03:04:00,777 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:04:00,777 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 03:04:00,778 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 03:04:00,778 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 03:04:00,778 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:04:00,778 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:04:00,778 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:04:00,779 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 03:04:00,779 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 03:04:00,779 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 03:04:00,779 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 03:04:00,779 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 03:04:00,779 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 03:04:00,779 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 03:04:00,780 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 03:04:00,780 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 03:04:00,780 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:04:00,780 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:04:00,780 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:04:00,780 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 03:04:00,780 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 03:04:00,781 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 03:04:00,781 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-29 03:04:00,781 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 03:04:00,781 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 03:04:00,781 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:04:00,781 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:04:00,781 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 03:04:00,781 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 03:04:00,781 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:04:00,782 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 03:04:00,782 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 03:04:00,782 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 03:04:00,782 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:04:00,782 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 03:04:00,782 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 03:04:00,782 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 03:04:00,783 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 03:04:00,783 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 03:04:00,783 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-29 03:04:00,783 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 03:04:00,783 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:04:00,783 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 03:04:00,783 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-29 03:04:00,784 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated [2023-11-29 03:04:00,784 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 03:04:00,784 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:04:00,784 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-29 03:04:00,784 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 03:04:00,784 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 03:04:00,784 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 03:04:00,784 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 03:04:00,785 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-29 03:04:00,785 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 03:04:00,785 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated [2023-11-29 03:04:00,785 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 03:04:00,785 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 03:04:00,785 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:04:00,785 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 03:04:00,785 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:04:00,785 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 03:04:00,786 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-29 03:04:00,786 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 03:04:00,786 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 03:04:00,786 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-29 03:04:00,786 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:04:00,787 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:04:00,787 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 03:04:00,787 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 03:04:00,787 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-29 03:04:00,787 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 03:04:00,787 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:04:00,788 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated [2023-11-29 03:04:00,788 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 03:04:00,788 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 03:04:00,788 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 03:04:00,788 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 03:04:00,788 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 03:04:00,789 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:04:00,789 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 03:04:00,789 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-29 03:04:00,789 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-29 03:04:00,789 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated [2023-11-29 03:04:00,789 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 03:04:00,789 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-29 03:04:00,789 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 03:04:00,790 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 03:04:00,790 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 03:04:00,790 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 03:04:00,790 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated [2023-11-29 03:04:00,790 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:04:00,790 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 03:04:00,790 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 03:04:00,790 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated [2023-11-29 03:04:00,790 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 03:04:00,791 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 03:04:00,791 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-29 03:04:00,791 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:04:00,791 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 03:04:00,791 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 03:04:00,791 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-29 03:04:00,791 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated [2023-11-29 03:04:00,791 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:04:00,791 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated [2023-11-29 03:04:00,792 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 03:04:00,792 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated [2023-11-29 03:04:00,792 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 03:04:00,792 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated [2023-11-29 03:04:00,792 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated [2023-11-29 03:04:00,792 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:04:00,792 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 03:04:00,793 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 03:04:00,793 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:04:00,793 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 03:04:00,793 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 03:04:00,793 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-29 03:04:00,793 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-29 03:04:00,793 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated [2023-11-29 03:04:00,793 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-29 03:04:00,793 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 03:04:00,794 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 03:04:00,794 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:04:00,794 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 03:04:00,794 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 03:04:00,794 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 03:04:00,794 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:04:00,794 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 03:04:00,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 03:04:00,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated [2023-11-29 03:04:00,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated [2023-11-29 03:04:00,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated [2023-11-29 03:04:00,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 03:04:00,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:04:00,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated [2023-11-29 03:04:00,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:04:00,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 03:04:00,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 03:04:00,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-29 03:04:00,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 03:04:00,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated [2023-11-29 03:04:00,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated [2023-11-29 03:04:00,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 03:04:00,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-29 03:04:00,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 03:04:00,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated [2023-11-29 03:04:00,797 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-29 03:04:00,797 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 03:04:00,797 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated [2023-11-29 03:04:00,797 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated [2023-11-29 03:04:00,797 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:04:00,797 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 03:04:00,797 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-29 03:04:00,797 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:04:00,797 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-29 03:04:00,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated [2023-11-29 03:04:00,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 03:04:00,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 03:04:00,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated [2023-11-29 03:04:00,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 03:04:00,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 03:04:00,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-29 03:04:00,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated [2023-11-29 03:04:00,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 03:04:00,799 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 03:04:00,799 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated [2023-11-29 03:04:00,799 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short140 could not be translated [2023-11-29 03:04:00,799 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 03:04:00,799 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 03:04:00,799 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated [2023-11-29 03:04:00,799 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:04:00,799 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 03:04:00,800 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-29 03:04:00,800 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 03:04:00,800 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem139 could not be translated [2023-11-29 03:04:00,800 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 03:04:00,800 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated [2023-11-29 03:04:00,800 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-29 03:04:00,800 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated [2023-11-29 03:04:00,800 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated [2023-11-29 03:04:00,800 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated [2023-11-29 03:04:00,800 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated [2023-11-29 03:04:00,801 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 03:04:00,801 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 03:04:00,801 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-29 03:04:00,801 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated [2023-11-29 03:04:00,801 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-29 03:04:00,801 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-29 03:04:00,802 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem138 could not be translated [2023-11-29 03:04:00,802 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated [2023-11-29 03:04:00,802 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated [2023-11-29 03:04:00,802 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-29 03:04:00,802 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-29 03:04:00,802 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated [2023-11-29 03:04:00,802 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated [2023-11-29 03:04:00,802 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated [2023-11-29 03:04:00,803 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated [2023-11-29 03:04:00,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 03:04:00 BoogieIcfgContainer [2023-11-29 03:04:00,823 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 03:04:00,824 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 03:04:00,824 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 03:04:00,824 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 03:04:00,825 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:03:53" (3/4) ... [2023-11-29 03:04:00,827 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 03:04:00,828 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 03:04:00,829 INFO L158 Benchmark]: Toolchain (without parser) took 8837.99ms. Allocated memory was 146.8MB in the beginning and 255.9MB in the end (delta: 109.1MB). Free memory was 99.9MB in the beginning and 140.2MB in the end (delta: -40.3MB). Peak memory consumption was 69.6MB. Max. memory is 16.1GB. [2023-11-29 03:04:00,829 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 107.0MB. Free memory is still 54.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:04:00,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 357.46ms. Allocated memory is still 146.8MB. Free memory was 99.9MB in the beginning and 83.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 03:04:00,829 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.17ms. Allocated memory is still 146.8MB. Free memory was 83.6MB in the beginning and 78.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 03:04:00,830 INFO L158 Benchmark]: Boogie Preprocessor took 109.73ms. Allocated memory is still 146.8MB. Free memory was 78.5MB in the beginning and 112.5MB in the end (delta: -34.0MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-11-29 03:04:00,830 INFO L158 Benchmark]: RCFGBuilder took 667.05ms. Allocated memory is still 146.8MB. Free memory was 112.5MB in the beginning and 76.2MB in the end (delta: 36.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-29 03:04:00,830 INFO L158 Benchmark]: TraceAbstraction took 7628.54ms. Allocated memory was 146.8MB in the beginning and 255.9MB in the end (delta: 109.1MB). Free memory was 75.5MB in the beginning and 140.2MB in the end (delta: -64.7MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2023-11-29 03:04:00,831 INFO L158 Benchmark]: Witness Printer took 4.12ms. Allocated memory is still 255.9MB. Free memory is still 140.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:04:00,833 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 107.0MB. Free memory is still 54.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 357.46ms. Allocated memory is still 146.8MB. Free memory was 99.9MB in the beginning and 83.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.17ms. Allocated memory is still 146.8MB. Free memory was 83.6MB in the beginning and 78.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 109.73ms. Allocated memory is still 146.8MB. Free memory was 78.5MB in the beginning and 112.5MB in the end (delta: -34.0MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * RCFGBuilder took 667.05ms. Allocated memory is still 146.8MB. Free memory was 112.5MB in the beginning and 76.2MB in the end (delta: 36.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 7628.54ms. Allocated memory was 146.8MB in the beginning and 255.9MB in the end (delta: 109.1MB). Free memory was 75.5MB in the beginning and 140.2MB in the end (delta: -64.7MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * Witness Printer took 4.12ms. Allocated memory is still 255.9MB. Free memory is still 140.2MB. 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~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem13 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 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~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 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~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 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~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 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~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite130 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~mem133 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short140 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem139 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short134 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~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem133 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 someBinaryFLOATComparisonOperation at line 74, overapproximation of someBinaryDOUBLEComparisonOperation at line 97. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 1 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 1 }; [L25-L27] double double_Array_0[2] = { 3.75, 255.5 }; [L25-L27] double double_Array_0[2] = { 3.75, 255.5 }; [L25-L27] double double_Array_0[2] = { 3.75, 255.5 }; [L28-L30] float float_Array_0[3] = { 255.5, 63.5, 128.75 }; [L28-L30] float float_Array_0[3] = { 255.5, 63.5, 128.75 }; [L28-L30] float float_Array_0[3] = { 255.5, 63.5, 128.75 }; [L28-L30] float float_Array_0[3] = { 255.5, 63.5, 128.75 }; [L31-L33] unsigned char unsigned_char_Array_0[2][2][2] = { {{2, 0}, {128, 10}}, {{25, 5}, {16, 32}} }; [L31-L33] unsigned char unsigned_char_Array_0[2][2][2] = { {{2, 0}, {128, 10}}, {{25, 5}, {16, 32}} }; [L31-L33] unsigned char unsigned_char_Array_0[2][2][2] = { {{2, 0}, {128, 10}}, {{25, 5}, {16, 32}} }; [L31-L33] unsigned char unsigned_char_Array_0[2][2][2] = { {{2, 0}, {128, 10}}, {{25, 5}, {16, 32}} }; [L31-L33] unsigned char unsigned_char_Array_0[2][2][2] = { {{2, 0}, {128, 10}}, {{25, 5}, {16, 32}} }; [L31-L33] unsigned char unsigned_char_Array_0[2][2][2] = { {{2, 0}, {128, 10}}, {{25, 5}, {16, 32}} }; [L31-L33] unsigned char unsigned_char_Array_0[2][2][2] = { {{2, 0}, {128, 10}}, {{25, 5}, {16, 32}} }; [L31-L33] unsigned char unsigned_char_Array_0[2][2][2] = { {{2, 0}, {128, 10}}, {{25, 5}, {16, 32}} }; [L31-L33] unsigned char unsigned_char_Array_0[2][2][2] = { {{2, 0}, {128, 10}}, {{25, 5}, {16, 32}} }; [L34] unsigned char last_1_unsigned_char_Array_0_0__0__0_ = 2; [L35] unsigned char last_1_unsigned_char_Array_0_0__0__1_ = 0; [L36] unsigned char last_1_unsigned_char_Array_0_1__1__1_ = 32; [L101] isInitial = 1 [L102] FCALL initially() [L103] COND TRUE 1 [L104] CALL updateLastVariables() [L92] EXPR unsigned_char_Array_0[0][0][0] [L92] last_1_unsigned_char_Array_0_0__0__0_ = unsigned_char_Array_0[0][0][0] [L93] EXPR unsigned_char_Array_0[0][0][1] [L93] last_1_unsigned_char_Array_0_0__0__1_ = unsigned_char_Array_0[0][0][1] [L94] EXPR unsigned_char_Array_0[1][1][1] [L94] last_1_unsigned_char_Array_0_1__1__1_ = unsigned_char_Array_0[1][1][1] [L104] RET updateLastVariables() [L105] CALL updateVariables() [L68] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L69] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L69] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L69] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L70] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L70] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L70] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L71] float_Array_0[0] = __VERIFIER_nondet_float() [L72] EXPR float_Array_0[0] [L72] EXPR float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L72] EXPR float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F [L72] EXPR float_Array_0[0] [L72] EXPR float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L72] EXPR (float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L72] EXPR (float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L72] CALL assume_abort_if_not((float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L72] RET assume_abort_if_not((float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L73] float_Array_0[1] = __VERIFIER_nondet_float() [L74] EXPR float_Array_0[1] [L74] EXPR float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L74] EXPR float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F [L74] EXPR float_Array_0[1] [L74] EXPR float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L74] EXPR (float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L74] EXPR (float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L74] CALL assume_abort_if_not((float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L74] RET assume_abort_if_not((float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L75] unsigned_char_Array_0[1][0][0] = __VERIFIER_nondet_uchar() [L76] EXPR unsigned_char_Array_0[1][0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L76] CALL assume_abort_if_not(unsigned_char_Array_0[1][0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L76] RET assume_abort_if_not(unsigned_char_Array_0[1][0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L77] EXPR unsigned_char_Array_0[1][0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L77] CALL assume_abort_if_not(unsigned_char_Array_0[1][0][0] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L77] RET assume_abort_if_not(unsigned_char_Array_0[1][0][0] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L78] unsigned_char_Array_0[0][1][0] = __VERIFIER_nondet_uchar() [L79] EXPR unsigned_char_Array_0[0][1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L79] CALL assume_abort_if_not(unsigned_char_Array_0[0][1][0] >= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L79] RET assume_abort_if_not(unsigned_char_Array_0[0][1][0] >= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L80] EXPR unsigned_char_Array_0[0][1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L80] CALL assume_abort_if_not(unsigned_char_Array_0[0][1][0] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L80] RET assume_abort_if_not(unsigned_char_Array_0[0][1][0] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L81] unsigned_char_Array_0[1][1][0] = __VERIFIER_nondet_uchar() [L82] EXPR unsigned_char_Array_0[1][1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L82] CALL assume_abort_if_not(unsigned_char_Array_0[1][1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L82] RET assume_abort_if_not(unsigned_char_Array_0[1][1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L83] EXPR unsigned_char_Array_0[1][1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L83] CALL assume_abort_if_not(unsigned_char_Array_0[1][1][0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L83] RET assume_abort_if_not(unsigned_char_Array_0[1][1][0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L84] unsigned_char_Array_0[1][0][1] = __VERIFIER_nondet_uchar() [L85] EXPR unsigned_char_Array_0[1][0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L85] CALL assume_abort_if_not(unsigned_char_Array_0[1][0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L85] RET assume_abort_if_not(unsigned_char_Array_0[1][0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L86] EXPR unsigned_char_Array_0[1][0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L86] CALL assume_abort_if_not(unsigned_char_Array_0[1][0][1] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L86] RET assume_abort_if_not(unsigned_char_Array_0[1][0][1] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L87] unsigned_char_Array_0[0][1][1] = __VERIFIER_nondet_uchar() [L88] EXPR unsigned_char_Array_0[0][1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L88] CALL assume_abort_if_not(unsigned_char_Array_0[0][1][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L88] RET assume_abort_if_not(unsigned_char_Array_0[0][1][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L89] EXPR unsigned_char_Array_0[0][1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L89] CALL assume_abort_if_not(unsigned_char_Array_0[0][1][1] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L89] RET assume_abort_if_not(unsigned_char_Array_0[0][1][1] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L105] RET updateVariables() [L106] CALL step() [L40] EXPR last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_ VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L40] signed long int stepLocal_0 = last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_; [L41] COND FALSE !((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= stepLocal_0) [L44] EXPR unsigned_char_Array_0[0][1][0] [L44] EXPR unsigned_char_Array_0[1][1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L44] EXPR ((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0]) [L44] EXPR unsigned_char_Array_0[1][1][0] [L44] EXPR ((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, stepLocal_0=2, unsigned_char_Array_0={7:0}] [L44] unsigned_char_Array_0[1][1][1] = (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0])))) [L46] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L46] COND FALSE !(! BOOL_unsigned_char_Array_0[0]) [L51] EXPR float_Array_0[0] [L51] double_Array_0[0] = float_Array_0[0] [L52] EXPR unsigned_char_Array_0[1][0][0] [L52] unsigned_char_Array_0[0][0][1] = unsigned_char_Array_0[1][0][0] [L53] EXPR float_Array_0[1] [L53] double_Array_0[1] = float_Array_0[1] [L54] EXPR unsigned_char_Array_0[1][0][0] [L54] unsigned char stepLocal_1 = unsigned_char_Array_0[1][0][0]; [L55] EXPR unsigned_char_Array_0[1][1][1] [L55] EXPR unsigned_char_Array_0[1][1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L55] COND FALSE !((unsigned_char_Array_0[1][1][1] + unsigned_char_Array_0[1][1][0]) >= stepLocal_1) [L64] EXPR unsigned_char_Array_0[1][0][0] [L64] unsigned_char_Array_0[0][0][0] = unsigned_char_Array_0[1][0][0] [L106] RET step() [L107] CALL, EXPR property() [L97] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97] EXPR (! BOOL_unsigned_char_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) > (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))))) : 1) : 1 [L97] EXPR (! BOOL_unsigned_char_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) > (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))))) : 1) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97] EXPR ((! BOOL_unsigned_char_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) > (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))))) : 1) : 1) && (((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= (last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_)) ? (unsigned_char_Array_0[1][1][1] == ((unsigned char) ((((unsigned_char_Array_0[1][0][0]) < 0 ) ? -(unsigned_char_Array_0[1][0][0]) : (unsigned_char_Array_0[1][0][0]))))) : (unsigned_char_Array_0[1][1][1] == ((unsigned char) (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0]))))))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97] EXPR ((! BOOL_unsigned_char_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) > (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))))) : 1) : 1) && (((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= (last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_)) ? (unsigned_char_Array_0[1][1][1] == ((unsigned char) ((((unsigned_char_Array_0[1][0][0]) < 0 ) ? -(unsigned_char_Array_0[1][0][0]) : (unsigned_char_Array_0[1][0][0]))))) : (unsigned_char_Array_0[1][1][1] == ((unsigned char) (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0]))))))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97] EXPR last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_ VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97] EXPR ((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= (last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_)) ? (unsigned_char_Array_0[1][1][1] == ((unsigned char) ((((unsigned_char_Array_0[1][0][0]) < 0 ) ? -(unsigned_char_Array_0[1][0][0]) : (unsigned_char_Array_0[1][0][0]))))) : (unsigned_char_Array_0[1][1][1] == ((unsigned char) (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0])))))) [L97] EXPR unsigned_char_Array_0[1][1][1] [L97] EXPR unsigned_char_Array_0[0][1][0] [L97] EXPR unsigned_char_Array_0[1][1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97] EXPR ((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0]) [L97] EXPR unsigned_char_Array_0[1][1][0] [L97] EXPR ((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0]) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97] EXPR ((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= (last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_)) ? (unsigned_char_Array_0[1][1][1] == ((unsigned char) ((((unsigned_char_Array_0[1][0][0]) < 0 ) ? -(unsigned_char_Array_0[1][0][0]) : (unsigned_char_Array_0[1][0][0]))))) : (unsigned_char_Array_0[1][1][1] == ((unsigned char) (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0])))))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97] EXPR ((! BOOL_unsigned_char_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) > (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))))) : 1) : 1) && (((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= (last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_)) ? (unsigned_char_Array_0[1][1][1] == ((unsigned char) ((((unsigned_char_Array_0[1][0][0]) < 0 ) ? -(unsigned_char_Array_0[1][0][0]) : (unsigned_char_Array_0[1][0][0]))))) : (unsigned_char_Array_0[1][1][1] == ((unsigned char) (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0]))))))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97] EXPR (((! BOOL_unsigned_char_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) > (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))))) : 1) : 1) && (((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= (last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_)) ? (unsigned_char_Array_0[1][1][1] == ((unsigned char) ((((unsigned_char_Array_0[1][0][0]) < 0 ) ? -(unsigned_char_Array_0[1][0][0]) : (unsigned_char_Array_0[1][0][0]))))) : (unsigned_char_Array_0[1][1][1] == ((unsigned char) (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0])))))))) && (((unsigned_char_Array_0[1][1][1] + unsigned_char_Array_0[1][1][0]) >= unsigned_char_Array_0[1][0][0]) ? ((((((float_Array_0[0]) > ((float_Array_0[2] * float_Array_0[1]))) ? (float_Array_0[0]) : ((float_Array_0[2] * float_Array_0[1])))) <= float_Array_0[2]) ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][1][0]) > (unsigned_char_Array_0[1][0][1])) ? (unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][0][1]))))) : (BOOL_unsigned_char_Array_0[0] ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) (unsigned_char_Array_0[1][1][0] + unsigned_char_Array_0[0][1][1]))) : 1)) : (unsigned_char_Array_0[0][0][0] == ((unsigned char) unsigned_char_Array_0[1][0][0]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97] EXPR (((! BOOL_unsigned_char_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) > (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))))) : 1) : 1) && (((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= (last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_)) ? (unsigned_char_Array_0[1][1][1] == ((unsigned char) ((((unsigned_char_Array_0[1][0][0]) < 0 ) ? -(unsigned_char_Array_0[1][0][0]) : (unsigned_char_Array_0[1][0][0]))))) : (unsigned_char_Array_0[1][1][1] == ((unsigned char) (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0])))))))) && (((unsigned_char_Array_0[1][1][1] + unsigned_char_Array_0[1][1][0]) >= unsigned_char_Array_0[1][0][0]) ? ((((((float_Array_0[0]) > ((float_Array_0[2] * float_Array_0[1]))) ? (float_Array_0[0]) : ((float_Array_0[2] * float_Array_0[1])))) <= float_Array_0[2]) ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][1][0]) > (unsigned_char_Array_0[1][0][1])) ? (unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][0][1]))))) : (BOOL_unsigned_char_Array_0[0] ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) (unsigned_char_Array_0[1][1][0] + unsigned_char_Array_0[0][1][1]))) : 1)) : (unsigned_char_Array_0[0][0][0] == ((unsigned char) unsigned_char_Array_0[1][0][0]))) [L97] EXPR unsigned_char_Array_0[1][1][1] [L97] EXPR unsigned_char_Array_0[1][1][0] [L97] EXPR unsigned_char_Array_0[1][0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97] EXPR ((unsigned_char_Array_0[1][1][1] + unsigned_char_Array_0[1][1][0]) >= unsigned_char_Array_0[1][0][0]) ? ((((((float_Array_0[0]) > ((float_Array_0[2] * float_Array_0[1]))) ? (float_Array_0[0]) : ((float_Array_0[2] * float_Array_0[1])))) <= float_Array_0[2]) ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][1][0]) > (unsigned_char_Array_0[1][0][1])) ? (unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][0][1]))))) : (BOOL_unsigned_char_Array_0[0] ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) (unsigned_char_Array_0[1][1][0] + unsigned_char_Array_0[0][1][1]))) : 1)) : (unsigned_char_Array_0[0][0][0] == ((unsigned char) unsigned_char_Array_0[1][0][0])) [L97] EXPR unsigned_char_Array_0[0][0][0] [L97] EXPR unsigned_char_Array_0[1][0][0] [L97] EXPR ((unsigned_char_Array_0[1][1][1] + unsigned_char_Array_0[1][1][0]) >= unsigned_char_Array_0[1][0][0]) ? ((((((float_Array_0[0]) > ((float_Array_0[2] * float_Array_0[1]))) ? (float_Array_0[0]) : ((float_Array_0[2] * float_Array_0[1])))) <= float_Array_0[2]) ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][1][0]) > (unsigned_char_Array_0[1][0][1])) ? (unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][0][1]))))) : (BOOL_unsigned_char_Array_0[0] ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) (unsigned_char_Array_0[1][1][0] + unsigned_char_Array_0[0][1][1]))) : 1)) : (unsigned_char_Array_0[0][0][0] == ((unsigned char) unsigned_char_Array_0[1][0][0])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97] EXPR (((! BOOL_unsigned_char_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) > (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))))) : 1) : 1) && (((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= (last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_)) ? (unsigned_char_Array_0[1][1][1] == ((unsigned char) ((((unsigned_char_Array_0[1][0][0]) < 0 ) ? -(unsigned_char_Array_0[1][0][0]) : (unsigned_char_Array_0[1][0][0]))))) : (unsigned_char_Array_0[1][1][1] == ((unsigned char) (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0])))))))) && (((unsigned_char_Array_0[1][1][1] + unsigned_char_Array_0[1][1][0]) >= unsigned_char_Array_0[1][0][0]) ? ((((((float_Array_0[0]) > ((float_Array_0[2] * float_Array_0[1]))) ? (float_Array_0[0]) : ((float_Array_0[2] * float_Array_0[1])))) <= float_Array_0[2]) ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][1][0]) > (unsigned_char_Array_0[1][0][1])) ? (unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][0][1]))))) : (BOOL_unsigned_char_Array_0[0] ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) (unsigned_char_Array_0[1][1][0] + unsigned_char_Array_0[0][1][1]))) : 1)) : (unsigned_char_Array_0[0][0][0] == ((unsigned char) unsigned_char_Array_0[1][0][0]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97] EXPR ((((! BOOL_unsigned_char_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) > (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))))) : 1) : 1) && (((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= (last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_)) ? (unsigned_char_Array_0[1][1][1] == ((unsigned char) ((((unsigned_char_Array_0[1][0][0]) < 0 ) ? -(unsigned_char_Array_0[1][0][0]) : (unsigned_char_Array_0[1][0][0]))))) : (unsigned_char_Array_0[1][1][1] == ((unsigned char) (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0])))))))) && (((unsigned_char_Array_0[1][1][1] + unsigned_char_Array_0[1][1][0]) >= unsigned_char_Array_0[1][0][0]) ? ((((((float_Array_0[0]) > ((float_Array_0[2] * float_Array_0[1]))) ? (float_Array_0[0]) : ((float_Array_0[2] * float_Array_0[1])))) <= float_Array_0[2]) ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][1][0]) > (unsigned_char_Array_0[1][0][1])) ? (unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][0][1]))))) : (BOOL_unsigned_char_Array_0[0] ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) (unsigned_char_Array_0[1][1][0] + unsigned_char_Array_0[0][1][1]))) : 1)) : (unsigned_char_Array_0[0][0][0] == ((unsigned char) unsigned_char_Array_0[1][0][0])))) && (double_Array_0[0] == ((double) float_Array_0[0])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97] EXPR ((((! BOOL_unsigned_char_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) > (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))))) : 1) : 1) && (((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= (last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_)) ? (unsigned_char_Array_0[1][1][1] == ((unsigned char) ((((unsigned_char_Array_0[1][0][0]) < 0 ) ? -(unsigned_char_Array_0[1][0][0]) : (unsigned_char_Array_0[1][0][0]))))) : (unsigned_char_Array_0[1][1][1] == ((unsigned char) (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0])))))))) && (((unsigned_char_Array_0[1][1][1] + unsigned_char_Array_0[1][1][0]) >= unsigned_char_Array_0[1][0][0]) ? ((((((float_Array_0[0]) > ((float_Array_0[2] * float_Array_0[1]))) ? (float_Array_0[0]) : ((float_Array_0[2] * float_Array_0[1])))) <= float_Array_0[2]) ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][1][0]) > (unsigned_char_Array_0[1][0][1])) ? (unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][0][1]))))) : (BOOL_unsigned_char_Array_0[0] ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) (unsigned_char_Array_0[1][1][0] + unsigned_char_Array_0[0][1][1]))) : 1)) : (unsigned_char_Array_0[0][0][0] == ((unsigned char) unsigned_char_Array_0[1][0][0])))) && (double_Array_0[0] == ((double) float_Array_0[0])) [L97] EXPR double_Array_0[0] [L97] EXPR float_Array_0[0] [L97] EXPR ((((! BOOL_unsigned_char_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) > (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))))) : 1) : 1) && (((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= (last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_)) ? (unsigned_char_Array_0[1][1][1] == ((unsigned char) ((((unsigned_char_Array_0[1][0][0]) < 0 ) ? -(unsigned_char_Array_0[1][0][0]) : (unsigned_char_Array_0[1][0][0]))))) : (unsigned_char_Array_0[1][1][1] == ((unsigned char) (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0])))))))) && (((unsigned_char_Array_0[1][1][1] + unsigned_char_Array_0[1][1][0]) >= unsigned_char_Array_0[1][0][0]) ? ((((((float_Array_0[0]) > ((float_Array_0[2] * float_Array_0[1]))) ? (float_Array_0[0]) : ((float_Array_0[2] * float_Array_0[1])))) <= float_Array_0[2]) ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][1][0]) > (unsigned_char_Array_0[1][0][1])) ? (unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][0][1]))))) : (BOOL_unsigned_char_Array_0[0] ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) (unsigned_char_Array_0[1][1][0] + unsigned_char_Array_0[0][1][1]))) : 1)) : (unsigned_char_Array_0[0][0][0] == ((unsigned char) unsigned_char_Array_0[1][0][0])))) && (double_Array_0[0] == ((double) float_Array_0[0])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97] EXPR (((((! BOOL_unsigned_char_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) > (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))))) : 1) : 1) && (((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= (last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_)) ? (unsigned_char_Array_0[1][1][1] == ((unsigned char) ((((unsigned_char_Array_0[1][0][0]) < 0 ) ? -(unsigned_char_Array_0[1][0][0]) : (unsigned_char_Array_0[1][0][0]))))) : (unsigned_char_Array_0[1][1][1] == ((unsigned char) (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0])))))))) && (((unsigned_char_Array_0[1][1][1] + unsigned_char_Array_0[1][1][0]) >= unsigned_char_Array_0[1][0][0]) ? ((((((float_Array_0[0]) > ((float_Array_0[2] * float_Array_0[1]))) ? (float_Array_0[0]) : ((float_Array_0[2] * float_Array_0[1])))) <= float_Array_0[2]) ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][1][0]) > (unsigned_char_Array_0[1][0][1])) ? (unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][0][1]))))) : (BOOL_unsigned_char_Array_0[0] ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) (unsigned_char_Array_0[1][1][0] + unsigned_char_Array_0[0][1][1]))) : 1)) : (unsigned_char_Array_0[0][0][0] == ((unsigned char) unsigned_char_Array_0[1][0][0])))) && (double_Array_0[0] == ((double) float_Array_0[0]))) && (unsigned_char_Array_0[0][0][1] == ((unsigned char) unsigned_char_Array_0[1][0][0])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97] EXPR (((((! BOOL_unsigned_char_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) > (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))))) : 1) : 1) && (((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= (last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_)) ? (unsigned_char_Array_0[1][1][1] == ((unsigned char) ((((unsigned_char_Array_0[1][0][0]) < 0 ) ? -(unsigned_char_Array_0[1][0][0]) : (unsigned_char_Array_0[1][0][0]))))) : (unsigned_char_Array_0[1][1][1] == ((unsigned char) (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0])))))))) && (((unsigned_char_Array_0[1][1][1] + unsigned_char_Array_0[1][1][0]) >= unsigned_char_Array_0[1][0][0]) ? ((((((float_Array_0[0]) > ((float_Array_0[2] * float_Array_0[1]))) ? (float_Array_0[0]) : ((float_Array_0[2] * float_Array_0[1])))) <= float_Array_0[2]) ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][1][0]) > (unsigned_char_Array_0[1][0][1])) ? (unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][0][1]))))) : (BOOL_unsigned_char_Array_0[0] ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) (unsigned_char_Array_0[1][1][0] + unsigned_char_Array_0[0][1][1]))) : 1)) : (unsigned_char_Array_0[0][0][0] == ((unsigned char) unsigned_char_Array_0[1][0][0])))) && (double_Array_0[0] == ((double) float_Array_0[0]))) && (unsigned_char_Array_0[0][0][1] == ((unsigned char) unsigned_char_Array_0[1][0][0])) [L97] EXPR unsigned_char_Array_0[0][0][1] [L97] EXPR unsigned_char_Array_0[1][0][0] [L97] EXPR (((((! BOOL_unsigned_char_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) > (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))))) : 1) : 1) && (((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= (last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_)) ? (unsigned_char_Array_0[1][1][1] == ((unsigned char) ((((unsigned_char_Array_0[1][0][0]) < 0 ) ? -(unsigned_char_Array_0[1][0][0]) : (unsigned_char_Array_0[1][0][0]))))) : (unsigned_char_Array_0[1][1][1] == ((unsigned char) (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0])))))))) && (((unsigned_char_Array_0[1][1][1] + unsigned_char_Array_0[1][1][0]) >= unsigned_char_Array_0[1][0][0]) ? ((((((float_Array_0[0]) > ((float_Array_0[2] * float_Array_0[1]))) ? (float_Array_0[0]) : ((float_Array_0[2] * float_Array_0[1])))) <= float_Array_0[2]) ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][1][0]) > (unsigned_char_Array_0[1][0][1])) ? (unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][0][1]))))) : (BOOL_unsigned_char_Array_0[0] ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) (unsigned_char_Array_0[1][1][0] + unsigned_char_Array_0[0][1][1]))) : 1)) : (unsigned_char_Array_0[0][0][0] == ((unsigned char) unsigned_char_Array_0[1][0][0])))) && (double_Array_0[0] == ((double) float_Array_0[0]))) && (unsigned_char_Array_0[0][0][1] == ((unsigned char) unsigned_char_Array_0[1][0][0])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97] EXPR ((((((! BOOL_unsigned_char_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) > (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))))) : 1) : 1) && (((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= (last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_)) ? (unsigned_char_Array_0[1][1][1] == ((unsigned char) ((((unsigned_char_Array_0[1][0][0]) < 0 ) ? -(unsigned_char_Array_0[1][0][0]) : (unsigned_char_Array_0[1][0][0]))))) : (unsigned_char_Array_0[1][1][1] == ((unsigned char) (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0])))))))) && (((unsigned_char_Array_0[1][1][1] + unsigned_char_Array_0[1][1][0]) >= unsigned_char_Array_0[1][0][0]) ? ((((((float_Array_0[0]) > ((float_Array_0[2] * float_Array_0[1]))) ? (float_Array_0[0]) : ((float_Array_0[2] * float_Array_0[1])))) <= float_Array_0[2]) ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][1][0]) > (unsigned_char_Array_0[1][0][1])) ? (unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][0][1]))))) : (BOOL_unsigned_char_Array_0[0] ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) (unsigned_char_Array_0[1][1][0] + unsigned_char_Array_0[0][1][1]))) : 1)) : (unsigned_char_Array_0[0][0][0] == ((unsigned char) unsigned_char_Array_0[1][0][0])))) && (double_Array_0[0] == ((double) float_Array_0[0]))) && (unsigned_char_Array_0[0][0][1] == ((unsigned char) unsigned_char_Array_0[1][0][0]))) && (double_Array_0[1] == ((double) float_Array_0[1])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97] EXPR ((((((! BOOL_unsigned_char_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) > (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))))) : 1) : 1) && (((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= (last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_)) ? (unsigned_char_Array_0[1][1][1] == ((unsigned char) ((((unsigned_char_Array_0[1][0][0]) < 0 ) ? -(unsigned_char_Array_0[1][0][0]) : (unsigned_char_Array_0[1][0][0]))))) : (unsigned_char_Array_0[1][1][1] == ((unsigned char) (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0])))))))) && (((unsigned_char_Array_0[1][1][1] + unsigned_char_Array_0[1][1][0]) >= unsigned_char_Array_0[1][0][0]) ? ((((((float_Array_0[0]) > ((float_Array_0[2] * float_Array_0[1]))) ? (float_Array_0[0]) : ((float_Array_0[2] * float_Array_0[1])))) <= float_Array_0[2]) ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][1][0]) > (unsigned_char_Array_0[1][0][1])) ? (unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][0][1]))))) : (BOOL_unsigned_char_Array_0[0] ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) (unsigned_char_Array_0[1][1][0] + unsigned_char_Array_0[0][1][1]))) : 1)) : (unsigned_char_Array_0[0][0][0] == ((unsigned char) unsigned_char_Array_0[1][0][0])))) && (double_Array_0[0] == ((double) float_Array_0[0]))) && (unsigned_char_Array_0[0][0][1] == ((unsigned char) unsigned_char_Array_0[1][0][0]))) && (double_Array_0[1] == ((double) float_Array_0[1])) [L97] EXPR double_Array_0[1] [L97] EXPR float_Array_0[1] [L97] EXPR ((((((! BOOL_unsigned_char_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) > (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))))) : 1) : 1) && (((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= (last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_)) ? (unsigned_char_Array_0[1][1][1] == ((unsigned char) ((((unsigned_char_Array_0[1][0][0]) < 0 ) ? -(unsigned_char_Array_0[1][0][0]) : (unsigned_char_Array_0[1][0][0]))))) : (unsigned_char_Array_0[1][1][1] == ((unsigned char) (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0])))))))) && (((unsigned_char_Array_0[1][1][1] + unsigned_char_Array_0[1][1][0]) >= unsigned_char_Array_0[1][0][0]) ? ((((((float_Array_0[0]) > ((float_Array_0[2] * float_Array_0[1]))) ? (float_Array_0[0]) : ((float_Array_0[2] * float_Array_0[1])))) <= float_Array_0[2]) ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][1][0]) > (unsigned_char_Array_0[1][0][1])) ? (unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][0][1]))))) : (BOOL_unsigned_char_Array_0[0] ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) (unsigned_char_Array_0[1][1][0] + unsigned_char_Array_0[0][1][1]))) : 1)) : (unsigned_char_Array_0[0][0][0] == ((unsigned char) unsigned_char_Array_0[1][0][0])))) && (double_Array_0[0] == ((double) float_Array_0[0]))) && (unsigned_char_Array_0[0][0][1] == ((unsigned char) unsigned_char_Array_0[1][0][0]))) && (double_Array_0[1] == ((double) float_Array_0[1])) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L97-L98] return ((((((! BOOL_unsigned_char_Array_0[0]) ? (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) > (float_Array_0[0])) ? (float_Array_0[1]) : (float_Array_0[0]))))) : 1) : 1) && (((last_1_unsigned_char_Array_0_1__1__1_ / -2) >= (last_1_unsigned_char_Array_0_0__0__1_ | last_1_unsigned_char_Array_0_0__0__0_)) ? (unsigned_char_Array_0[1][1][1] == ((unsigned char) ((((unsigned_char_Array_0[1][0][0]) < 0 ) ? -(unsigned_char_Array_0[1][0][0]) : (unsigned_char_Array_0[1][0][0]))))) : (unsigned_char_Array_0[1][1][1] == ((unsigned char) (unsigned_char_Array_0[0][1][0] - ((((unsigned_char_Array_0[1][1][0]) < 0 ) ? -(unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][1][0])))))))) && (((unsigned_char_Array_0[1][1][1] + unsigned_char_Array_0[1][1][0]) >= unsigned_char_Array_0[1][0][0]) ? ((((((float_Array_0[0]) > ((float_Array_0[2] * float_Array_0[1]))) ? (float_Array_0[0]) : ((float_Array_0[2] * float_Array_0[1])))) <= float_Array_0[2]) ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][1][0]) > (unsigned_char_Array_0[1][0][1])) ? (unsigned_char_Array_0[1][1][0]) : (unsigned_char_Array_0[1][0][1]))))) : (BOOL_unsigned_char_Array_0[0] ? (unsigned_char_Array_0[0][0][0] == ((unsigned char) (unsigned_char_Array_0[1][1][0] + unsigned_char_Array_0[0][1][1]))) : 1)) : (unsigned_char_Array_0[0][0][0] == ((unsigned char) unsigned_char_Array_0[1][0][0])))) && (double_Array_0[0] == ((double) float_Array_0[0]))) && (unsigned_char_Array_0[0][0][1] == ((unsigned char) unsigned_char_Array_0[1][0][0]))) && (double_Array_0[1] == ((double) float_Array_0[1])) ; [L107] RET, EXPR property() [L107] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_0__0__0_=2, last_1_unsigned_char_Array_0_0__0__1_=0, last_1_unsigned_char_Array_0_1__1__1_=32, unsigned_char_Array_0={7:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 106 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.4s, OverallIterations: 14, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1389 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1384 mSDsluCounter, 8217 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6093 mSDsCounter, 82 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1214 IncrementalHoareTripleChecker+Invalid, 1296 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 82 mSolverCounterUnsat, 2124 mSDtfsCounter, 1214 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 483 GetRequests, 416 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=437occurred in iteration=13, InterpolantAutomatonStates: 86, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 648 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 1674 NumberOfCodeBlocks, 1674 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1538 ConstructedInterpolants, 0 QuantifiedInterpolants, 2914 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 4732/4732 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 03:04:00,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-82.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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_57606cb0-6024-4241-a5c8-ce951fe513be/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 67160a6df79d1049c73d7b3dbc4aa323b185d65b8c91424febe1ccb6e4daf12a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:04:02,886 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:04:02,954 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 03:04:02,970 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:04:02,971 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:04:03,000 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:04:03,000 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:04:03,001 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:04:03,002 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:04:03,002 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:04:03,003 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:04:03,003 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:04:03,004 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:04:03,005 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:04:03,006 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:04:03,006 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:04:03,007 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:04:03,007 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:04:03,008 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:04:03,008 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:04:03,009 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:04:03,010 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:04:03,010 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:04:03,010 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 03:04:03,011 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 03:04:03,011 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 03:04:03,012 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:04:03,012 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:04:03,012 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:04:03,013 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:04:03,013 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:04:03,014 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:04:03,014 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:04:03,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:04:03,015 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:04:03,015 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:04:03,015 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:04:03,016 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 03:04:03,016 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 03:04:03,016 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:04:03,016 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:04:03,017 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:04:03,017 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:04:03,017 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:04:03,017 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 03:04:03,017 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_57606cb0-6024-4241-a5c8-ce951fe513be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67160a6df79d1049c73d7b3dbc4aa323b185d65b8c91424febe1ccb6e4daf12a [2023-11-29 03:04:03,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:04:03,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:04:03,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:04:03,354 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:04:03,354 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:04:03,356 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-82.i [2023-11-29 03:04:06,238 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:04:06,441 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:04:06,441 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-82.i [2023-11-29 03:04:06,453 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/data/f230c7812/3d024b1740d24245a177f91c90058962/FLAGff5bea68e [2023-11-29 03:04:06,467 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/data/f230c7812/3d024b1740d24245a177f91c90058962 [2023-11-29 03:04:06,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:04:06,471 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:04:06,472 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:04:06,472 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:04:06,476 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:04:06,477 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:04:06" (1/1) ... [2023-11-29 03:04:06,478 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b379e81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:04:06, skipping insertion in model container [2023-11-29 03:04:06,478 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:04:06" (1/1) ... [2023-11-29 03:04:06,503 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:04:06,625 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_57606cb0-6024-4241-a5c8-ce951fe513be/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-82.i[916,929] [2023-11-29 03:04:06,706 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:04:06,722 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:04:06,735 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_57606cb0-6024-4241-a5c8-ce951fe513be/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-82.i[916,929] [2023-11-29 03:04:06,790 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:04:06,814 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:04:06,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:04:06 WrapperNode [2023-11-29 03:04:06,815 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:04:06,816 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:04:06,816 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:04:06,816 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:04:06,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:04:06" (1/1) ... [2023-11-29 03:04:06,842 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:04:06" (1/1) ... [2023-11-29 03:04:06,884 INFO L138 Inliner]: procedures = 33, calls = 162, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 438 [2023-11-29 03:04:06,884 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:04:06,885 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:04:06,885 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:04:06,886 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:04:06,897 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:04:06" (1/1) ... [2023-11-29 03:04:06,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:04:06" (1/1) ... [2023-11-29 03:04:06,908 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:04:06" (1/1) ... [2023-11-29 03:04:06,931 INFO L175 MemorySlicer]: Split 133 memory accesses to 5 slices as follows [2, 10, 6, 41, 74]. 56 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 1, 2, 3, 8]. The 17 writes are split as follows [0, 1, 2, 3, 11]. [2023-11-29 03:04:06,931 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:04:06" (1/1) ... [2023-11-29 03:04:06,932 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:04:06" (1/1) ... [2023-11-29 03:04:06,963 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:04:06" (1/1) ... [2023-11-29 03:04:06,969 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:04:06" (1/1) ... [2023-11-29 03:04:06,974 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:04:06" (1/1) ... [2023-11-29 03:04:06,978 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:04:06" (1/1) ... [2023-11-29 03:04:06,986 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:04:06,987 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:04:06,988 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:04:06,988 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:04:06,989 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:04:06" (1/1) ... [2023-11-29 03:04:06,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:04:07,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:04:07,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:04:07,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:04:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:04:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2023-11-29 03:04:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2023-11-29 03:04:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2023-11-29 03:04:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2023-11-29 03:04:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2023-11-29 03:04:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2023-11-29 03:04:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2023-11-29 03:04:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2023-11-29 03:04:07,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2023-11-29 03:04:07,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2023-11-29 03:04:07,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2023-11-29 03:04:07,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2023-11-29 03:04:07,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2023-11-29 03:04:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2023-11-29 03:04:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2023-11-29 03:04:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 03:04:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-29 03:04:07,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-29 03:04:07,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-11-29 03:04:07,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-11-29 03:04:07,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2023-11-29 03:04:07,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2023-11-29 03:04:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2023-11-29 03:04:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2023-11-29 03:04:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2023-11-29 03:04:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2023-11-29 03:04:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2023-11-29 03:04:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2023-11-29 03:04:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2023-11-29 03:04:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2023-11-29 03:04:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2023-11-29 03:04:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2023-11-29 03:04:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2023-11-29 03:04:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2023-11-29 03:04:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2023-11-29 03:04:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2023-11-29 03:04:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2023-11-29 03:04:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2023-11-29 03:04:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2023-11-29 03:04:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2023-11-29 03:04:07,057 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 03:04:07,057 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 03:04:07,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:04:07,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:04:07,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2023-11-29 03:04:07,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2023-11-29 03:04:07,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2023-11-29 03:04:07,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2023-11-29 03:04:07,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2023-11-29 03:04:07,200 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:04:07,202 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:04:10,697 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:04:10,742 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:04:10,742 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:04:10,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:04:10 BoogieIcfgContainer [2023-11-29 03:04:10,743 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:04:10,746 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:04:10,746 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:04:10,750 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:04:10,750 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:04:06" (1/3) ... [2023-11-29 03:04:10,751 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7393ad0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:04:10, skipping insertion in model container [2023-11-29 03:04:10,751 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:04:06" (2/3) ... [2023-11-29 03:04:10,751 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7393ad0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:04:10, skipping insertion in model container [2023-11-29 03:04:10,752 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:04:10" (3/3) ... [2023-11-29 03:04:10,753 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-82.i [2023-11-29 03:04:10,786 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:04:10,786 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 03:04:10,830 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:04:10,836 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;@e4a1f68, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:04:10,836 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 03:04:10,839 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 84 states have (on average 1.4523809523809523) internal successors, (122), 85 states have internal predecessors, (122), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 03:04:10,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-29 03:04:10,854 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:04:10,855 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:04:10,855 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:04:10,860 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:04:10,861 INFO L85 PathProgramCache]: Analyzing trace with hash -235031558, now seen corresponding path program 1 times [2023-11-29 03:04:10,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:04:10,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [350024182] [2023-11-29 03:04:10,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:04:10,876 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 03:04:10,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:04:10,877 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:10,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:11,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 03:04:11,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:04:11,268 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2023-11-29 03:04:11,268 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:04:11,269 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:04:11,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [350024182] [2023-11-29 03:04:11,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [350024182] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:04:11,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:04:11,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:04:11,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390334865] [2023-11-29 03:04:11,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:04:11,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 03:04:11,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:04:11,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 03:04:11,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:04:11,302 INFO L87 Difference]: Start difference. First operand has 101 states, 84 states have (on average 1.4523809523809523) internal successors, (122), 85 states have internal predecessors, (122), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:04:11,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:04:11,358 INFO L93 Difference]: Finished difference Result 199 states and 312 transitions. [2023-11-29 03:04:11,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 03:04:11,360 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 114 [2023-11-29 03:04:11,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:04:11,369 INFO L225 Difference]: With dead ends: 199 [2023-11-29 03:04:11,369 INFO L226 Difference]: Without dead ends: 99 [2023-11-29 03:04:11,373 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 113 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 03:04:11,377 INFO L413 NwaCegarLoop]: 137 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, 137 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 03:04:11,378 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 137 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:04:11,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-29 03:04:11,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2023-11-29 03:04:11,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 83 states have (on average 1.3614457831325302) internal successors, (113), 83 states have internal predecessors, (113), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 03:04:11,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 141 transitions. [2023-11-29 03:04:11,436 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 141 transitions. Word has length 114 [2023-11-29 03:04:11,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:04:11,437 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 141 transitions. [2023-11-29 03:04:11,437 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:04:11,438 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 141 transitions. [2023-11-29 03:04:11,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-29 03:04:11,443 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:04:11,443 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:04:11,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:11,650 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:11,650 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:04:11,651 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:04:11,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1328970660, now seen corresponding path program 1 times [2023-11-29 03:04:11,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:04:11,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1554959184] [2023-11-29 03:04:11,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:04:11,652 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 03:04:11,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:04:11,654 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:11,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:11,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:11,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 03:04:11,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:04:12,052 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2023-11-29 03:04:12,053 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:04:12,053 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:04:12,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1554959184] [2023-11-29 03:04:12,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1554959184] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:04:12,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:04:12,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:04:12,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612603723] [2023-11-29 03:04:12,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:04:12,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:04:12,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:04:12,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:04:12,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:04:12,059 INFO L87 Difference]: Start difference. First operand 99 states and 141 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:04:12,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:04:12,174 INFO L93 Difference]: Finished difference Result 203 states and 290 transitions. [2023-11-29 03:04:12,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:04:12,175 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 114 [2023-11-29 03:04:12,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:04:12,177 INFO L225 Difference]: With dead ends: 203 [2023-11-29 03:04:12,177 INFO L226 Difference]: Without dead ends: 105 [2023-11-29 03:04:12,179 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 111 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 03:04:12,181 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 10 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:04:12,181 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 400 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:04:12,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2023-11-29 03:04:12,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 101. [2023-11-29 03:04:12,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 85 states have (on average 1.3529411764705883) internal successors, (115), 85 states have internal predecessors, (115), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-29 03:04:12,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 143 transitions. [2023-11-29 03:04:12,199 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 143 transitions. Word has length 114 [2023-11-29 03:04:12,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:04:12,200 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 143 transitions. [2023-11-29 03:04:12,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:04:12,200 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 143 transitions. [2023-11-29 03:04:12,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-29 03:04:12,205 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:04:12,205 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:04:12,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:12,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:12,412 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:04:12,412 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:04:12,412 INFO L85 PathProgramCache]: Analyzing trace with hash -568526106, now seen corresponding path program 1 times [2023-11-29 03:04:12,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:04:12,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [660771774] [2023-11-29 03:04:12,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:04:12,414 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 03:04:12,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:04:12,415 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:12,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:12,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 03:04:12,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:04:12,743 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 9 [2023-11-29 03:04:13,106 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:04:13,107 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:04:13,107 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:04:13,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [660771774] [2023-11-29 03:04:13,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [660771774] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:04:13,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:04:13,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:04:13,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039112390] [2023-11-29 03:04:13,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:04:13,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:04:13,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:04:13,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:04:13,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:04:13,112 INFO L87 Difference]: Start difference. First operand 101 states and 143 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:04:14,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:04:14,042 INFO L93 Difference]: Finished difference Result 298 states and 424 transitions. [2023-11-29 03:04:14,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:04:14,043 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 114 [2023-11-29 03:04:14,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:04:14,045 INFO L225 Difference]: With dead ends: 298 [2023-11-29 03:04:14,046 INFO L226 Difference]: Without dead ends: 198 [2023-11-29 03:04:14,047 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:04:14,048 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 113 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-29 03:04:14,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 453 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-29 03:04:14,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2023-11-29 03:04:14,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 171. [2023-11-29 03:04:14,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 140 states have (on average 1.3428571428571427) internal successors, (188), 140 states have internal predecessors, (188), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 03:04:14,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 244 transitions. [2023-11-29 03:04:14,072 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 244 transitions. Word has length 114 [2023-11-29 03:04:14,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:04:14,073 INFO L495 AbstractCegarLoop]: Abstraction has 171 states and 244 transitions. [2023-11-29 03:04:14,074 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:04:14,074 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 244 transitions. [2023-11-29 03:04:14,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-29 03:04:14,077 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:04:14,077 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:04:14,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:14,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:14,279 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:04:14,279 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:04:14,280 INFO L85 PathProgramCache]: Analyzing trace with hash 786543965, now seen corresponding path program 1 times [2023-11-29 03:04:14,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:04:14,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [767322593] [2023-11-29 03:04:14,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:04:14,281 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 03:04:14,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:04:14,282 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:14,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:14,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:14,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 03:04:14,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:04:14,531 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:04:14,531 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:04:14,532 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:04:14,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [767322593] [2023-11-29 03:04:14,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [767322593] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:04:14,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:04:14,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:04:14,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180250772] [2023-11-29 03:04:14,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:04:14,534 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:04:14,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:04:14,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:04:14,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:04:14,535 INFO L87 Difference]: Start difference. First operand 171 states and 244 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:04:14,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:04:14,604 INFO L93 Difference]: Finished difference Result 301 states and 428 transitions. [2023-11-29 03:04:14,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:04:14,604 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 114 [2023-11-29 03:04:14,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:04:14,607 INFO L225 Difference]: With dead ends: 301 [2023-11-29 03:04:14,607 INFO L226 Difference]: Without dead ends: 201 [2023-11-29 03:04:14,608 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 111 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 03:04:14,609 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 49 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 446 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 03:04:14,610 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 446 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:04:14,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2023-11-29 03:04:14,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 175. [2023-11-29 03:04:14,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 144 states have (on average 1.3333333333333333) internal successors, (192), 144 states have internal predecessors, (192), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 03:04:14,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 248 transitions. [2023-11-29 03:04:14,631 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 248 transitions. Word has length 114 [2023-11-29 03:04:14,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:04:14,632 INFO L495 AbstractCegarLoop]: Abstraction has 175 states and 248 transitions. [2023-11-29 03:04:14,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:04:14,633 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 248 transitions. [2023-11-29 03:04:14,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-29 03:04:14,635 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:04:14,635 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:04:14,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 03:04:14,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:14,841 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:04:14,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:04:14,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1580210315, now seen corresponding path program 1 times [2023-11-29 03:04:14,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:04:14,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [873762105] [2023-11-29 03:04:14,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:04:14,843 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 03:04:14,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:04:14,844 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:14,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:15,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:15,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 03:04:15,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:04:15,532 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 03:04:15,578 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 63 proven. 36 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2023-11-29 03:04:15,578 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:04:15,756 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:04:15,756 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:04:15,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [873762105] [2023-11-29 03:04:15,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [873762105] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 03:04:15,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:04:15,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2023-11-29 03:04:15,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877634137] [2023-11-29 03:04:15,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:04:15,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:04:15,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:04:15,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:04:15,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2023-11-29 03:04:15,759 INFO L87 Difference]: Start difference. First operand 175 states and 248 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:04:15,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:04:15,877 INFO L93 Difference]: Finished difference Result 365 states and 515 transitions. [2023-11-29 03:04:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:04:15,878 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 116 [2023-11-29 03:04:15,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:04:15,880 INFO L225 Difference]: With dead ends: 365 [2023-11-29 03:04:15,881 INFO L226 Difference]: Without dead ends: 256 [2023-11-29 03:04:15,881 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2023-11-29 03:04:15,883 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 181 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:04:15,883 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 452 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:04:15,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2023-11-29 03:04:15,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 195. [2023-11-29 03:04:15,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 164 states have (on average 1.353658536585366) internal successors, (222), 164 states have internal predecessors, (222), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 03:04:15,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 278 transitions. [2023-11-29 03:04:15,902 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 278 transitions. Word has length 116 [2023-11-29 03:04:15,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:04:15,903 INFO L495 AbstractCegarLoop]: Abstraction has 195 states and 278 transitions. [2023-11-29 03:04:15,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:04:15,903 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 278 transitions. [2023-11-29 03:04:15,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-29 03:04:15,905 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:04:15,905 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:04:15,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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)] Forceful destruction successful, exit code 0 [2023-11-29 03:04:16,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:16,112 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:04:16,113 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:04:16,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1249587293, now seen corresponding path program 1 times [2023-11-29 03:04:16,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:04:16,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2059688511] [2023-11-29 03:04:16,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:04:16,113 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 03:04:16,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:04:16,114 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:16,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:16,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:16,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 03:04:16,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:04:16,372 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:04:16,373 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:04:16,373 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:04:16,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2059688511] [2023-11-29 03:04:16,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2059688511] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:04:16,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:04:16,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:04:16,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144676370] [2023-11-29 03:04:16,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:04:16,374 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:04:16,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:04:16,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:04:16,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:04:16,376 INFO L87 Difference]: Start difference. First operand 195 states and 278 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:04:16,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:04:16,507 INFO L93 Difference]: Finished difference Result 365 states and 517 transitions. [2023-11-29 03:04:16,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 03:04:16,508 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 117 [2023-11-29 03:04:16,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:04:16,511 INFO L225 Difference]: With dead ends: 365 [2023-11-29 03:04:16,511 INFO L226 Difference]: Without dead ends: 253 [2023-11-29 03:04:16,512 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 03:04:16,513 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 86 mSDsluCounter, 414 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 582 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:04:16,513 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 582 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:04:16,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2023-11-29 03:04:16,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 197. [2023-11-29 03:04:16,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 166 states have (on average 1.3493975903614457) internal successors, (224), 166 states have internal predecessors, (224), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 03:04:16,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 280 transitions. [2023-11-29 03:04:16,530 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 280 transitions. Word has length 117 [2023-11-29 03:04:16,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:04:16,530 INFO L495 AbstractCegarLoop]: Abstraction has 197 states and 280 transitions. [2023-11-29 03:04:16,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:04:16,531 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 280 transitions. [2023-11-29 03:04:16,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-29 03:04:16,532 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:04:16,533 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:04:16,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:16,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:16,733 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:04:16,734 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:04:16,734 INFO L85 PathProgramCache]: Analyzing trace with hash 1615892429, now seen corresponding path program 1 times [2023-11-29 03:04:16,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:04:16,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1181169512] [2023-11-29 03:04:16,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:04:16,734 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 03:04:16,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:04:16,735 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:16,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:16,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:16,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 03:04:16,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:04:16,969 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:04:16,969 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:04:16,970 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:04:16,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1181169512] [2023-11-29 03:04:16,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1181169512] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:04:16,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:04:16,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:04:16,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138161813] [2023-11-29 03:04:16,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:04:16,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:04:16,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:04:16,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:04:16,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:04:16,973 INFO L87 Difference]: Start difference. First operand 197 states and 280 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:04:17,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:04:17,083 INFO L93 Difference]: Finished difference Result 322 states and 457 transitions. [2023-11-29 03:04:17,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:04:17,084 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 118 [2023-11-29 03:04:17,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:04:17,085 INFO L225 Difference]: With dead ends: 322 [2023-11-29 03:04:17,086 INFO L226 Difference]: Without dead ends: 209 [2023-11-29 03:04:17,086 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 115 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 03:04:17,087 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 21 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 402 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:04:17,087 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 402 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:04:17,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2023-11-29 03:04:17,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 199. [2023-11-29 03:04:17,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 168 states have (on average 1.3452380952380953) internal successors, (226), 168 states have internal predecessors, (226), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 03:04:17,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 282 transitions. [2023-11-29 03:04:17,099 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 282 transitions. Word has length 118 [2023-11-29 03:04:17,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:04:17,099 INFO L495 AbstractCegarLoop]: Abstraction has 199 states and 282 transitions. [2023-11-29 03:04:17,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:04:17,100 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 282 transitions. [2023-11-29 03:04:17,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-29 03:04:17,101 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:04:17,101 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:04:17,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:17,301 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:17,302 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:04:17,302 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:04:17,302 INFO L85 PathProgramCache]: Analyzing trace with hash 806545803, now seen corresponding path program 1 times [2023-11-29 03:04:17,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:04:17,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [606560176] [2023-11-29 03:04:17,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:04:17,303 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 03:04:17,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:04:17,304 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:17,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:17,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 03:04:17,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:04:17,540 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:04:17,540 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:04:17,540 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:04:17,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [606560176] [2023-11-29 03:04:17,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [606560176] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:04:17,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:04:17,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:04:17,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613196334] [2023-11-29 03:04:17,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:04:17,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:04:17,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:04:17,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:04:17,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:04:17,542 INFO L87 Difference]: Start difference. First operand 199 states and 282 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:04:17,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:04:17,676 INFO L93 Difference]: Finished difference Result 327 states and 462 transitions. [2023-11-29 03:04:17,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 03:04:17,677 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 118 [2023-11-29 03:04:17,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:04:17,679 INFO L225 Difference]: With dead ends: 327 [2023-11-29 03:04:17,679 INFO L226 Difference]: Without dead ends: 212 [2023-11-29 03:04:17,680 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 03:04:17,681 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 24 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 531 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:04:17,681 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 531 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:04:17,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2023-11-29 03:04:17,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 201. [2023-11-29 03:04:17,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 170 states have (on average 1.3411764705882352) internal successors, (228), 170 states have internal predecessors, (228), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 03:04:17,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 284 transitions. [2023-11-29 03:04:17,694 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 284 transitions. Word has length 118 [2023-11-29 03:04:17,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:04:17,694 INFO L495 AbstractCegarLoop]: Abstraction has 201 states and 284 transitions. [2023-11-29 03:04:17,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:04:17,695 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 284 transitions. [2023-11-29 03:04:17,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-29 03:04:17,696 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:04:17,697 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:04:17,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:17,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:17,902 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:04:17,903 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:04:17,903 INFO L85 PathProgramCache]: Analyzing trace with hash 863804105, now seen corresponding path program 1 times [2023-11-29 03:04:17,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:04:17,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [704637125] [2023-11-29 03:04:17,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:04:17,903 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 03:04:17,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:04:17,905 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:17,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:18,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:18,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 03:04:18,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:04:18,151 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:04:18,151 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:04:18,152 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:04:18,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [704637125] [2023-11-29 03:04:18,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [704637125] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:04:18,152 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:04:18,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:04:18,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592841919] [2023-11-29 03:04:18,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:04:18,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:04:18,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:04:18,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:04:18,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:04:18,154 INFO L87 Difference]: Start difference. First operand 201 states and 284 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:04:18,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:04:18,492 INFO L93 Difference]: Finished difference Result 330 states and 463 transitions. [2023-11-29 03:04:18,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-29 03:04:18,492 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 118 [2023-11-29 03:04:18,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:04:18,495 INFO L225 Difference]: With dead ends: 330 [2023-11-29 03:04:18,495 INFO L226 Difference]: Without dead ends: 213 [2023-11-29 03:04:18,495 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-29 03:04:18,496 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 19 mSDsluCounter, 522 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 653 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:04:18,497 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 653 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 03:04:18,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2023-11-29 03:04:18,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 203. [2023-11-29 03:04:18,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 172 states have (on average 1.3372093023255813) internal successors, (230), 172 states have internal predecessors, (230), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 03:04:18,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 286 transitions. [2023-11-29 03:04:18,517 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 286 transitions. Word has length 118 [2023-11-29 03:04:18,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:04:18,518 INFO L495 AbstractCegarLoop]: Abstraction has 203 states and 286 transitions. [2023-11-29 03:04:18,518 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:04:18,518 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 286 transitions. [2023-11-29 03:04:18,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-29 03:04:18,520 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:04:18,520 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:04:18,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:18,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:18,721 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:04:18,721 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:04:18,721 INFO L85 PathProgramCache]: Analyzing trace with hash 863863687, now seen corresponding path program 1 times [2023-11-29 03:04:18,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:04:18,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [903903340] [2023-11-29 03:04:18,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:04:18,722 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 03:04:18,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:04:18,723 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:18,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:19,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-29 03:04:19,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:04:19,049 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 8 treesize of output 1 [2023-11-29 03:04:19,055 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 14 treesize of output 10 [2023-11-29 03:04:19,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 24 [2023-11-29 03:04:19,306 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:04:19,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 40 treesize of output 27 [2023-11-29 03:04:19,606 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:04:19,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 54 [2023-11-29 03:04:19,728 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:04:19,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 70 treesize of output 57 [2023-11-29 03:04:19,818 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:04:19,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 57 [2023-11-29 03:04:20,037 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:04:20,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 82 treesize of output 34 [2023-11-29 03:04:20,232 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-11-29 03:04:20,232 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:04:20,233 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:04:20,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [903903340] [2023-11-29 03:04:20,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [903903340] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:04:20,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:04:20,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-11-29 03:04:20,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595794071] [2023-11-29 03:04:20,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:04:20,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 03:04:20,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:04:20,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 03:04:20,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-11-29 03:04:20,235 INFO L87 Difference]: Start difference. First operand 203 states and 286 transitions. Second operand has 12 states, 12 states have (on average 4.75) internal successors, (57), 12 states have internal predecessors, (57), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-29 03:04:23,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:04:23,386 INFO L93 Difference]: Finished difference Result 444 states and 621 transitions. [2023-11-29 03:04:23,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 03:04:23,387 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.75) internal successors, (57), 12 states have internal predecessors, (57), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 118 [2023-11-29 03:04:23,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:04:23,389 INFO L225 Difference]: With dead ends: 444 [2023-11-29 03:04:23,390 INFO L226 Difference]: Without dead ends: 325 [2023-11-29 03:04:23,390 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 106 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=106, Invalid=274, Unknown=0, NotChecked=0, Total=380 [2023-11-29 03:04:23,391 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 471 mSDsluCounter, 874 mSDsCounter, 0 mSdLazyCounter, 514 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 471 SdHoareTripleChecker+Valid, 1015 SdHoareTripleChecker+Invalid, 532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 514 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-29 03:04:23,391 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [471 Valid, 1015 Invalid, 532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 514 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-29 03:04:23,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2023-11-29 03:04:23,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 301. [2023-11-29 03:04:23,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 263 states have (on average 1.349809885931559) internal successors, (355), 264 states have internal predecessors, (355), 34 states have call successors, (34), 3 states have call predecessors, (34), 3 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-29 03:04:23,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 423 transitions. [2023-11-29 03:04:23,414 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 423 transitions. Word has length 118 [2023-11-29 03:04:23,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:04:23,415 INFO L495 AbstractCegarLoop]: Abstraction has 301 states and 423 transitions. [2023-11-29 03:04:23,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.75) internal successors, (57), 12 states have internal predecessors, (57), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-29 03:04:23,415 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 423 transitions. [2023-11-29 03:04:23,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-29 03:04:23,417 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:04:23,417 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:04:23,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:23,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:23,617 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:04:23,618 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:04:23,618 INFO L85 PathProgramCache]: Analyzing trace with hash 310824816, now seen corresponding path program 1 times [2023-11-29 03:04:23,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:04:23,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1558825560] [2023-11-29 03:04:23,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:04:23,618 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 03:04:23,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:04:23,619 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:23,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 (12)] Waiting until timeout for monitored process [2023-11-29 03:04:23,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:23,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 03:04:23,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:04:24,090 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 63 proven. 36 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2023-11-29 03:04:24,090 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:04:24,190 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:04:24,191 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:04:24,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1558825560] [2023-11-29 03:04:24,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1558825560] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 03:04:24,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:04:24,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 10 [2023-11-29 03:04:24,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723665065] [2023-11-29 03:04:24,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:04:24,192 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:04:24,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:04:24,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:04:24,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:04:24,193 INFO L87 Difference]: Start difference. First operand 301 states and 423 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:04:24,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:04:24,312 INFO L93 Difference]: Finished difference Result 661 states and 906 transitions. [2023-11-29 03:04:24,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:04:24,313 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 119 [2023-11-29 03:04:24,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:04:24,317 INFO L225 Difference]: With dead ends: 661 [2023-11-29 03:04:24,318 INFO L226 Difference]: Without dead ends: 438 [2023-11-29 03:04:24,319 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2023-11-29 03:04:24,319 INFO L413 NwaCegarLoop]: 215 mSDtfsCounter, 98 mSDsluCounter, 412 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 627 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:04:24,319 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 627 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:04:24,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2023-11-29 03:04:24,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 286. [2023-11-29 03:04:24,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 248 states have (on average 1.3346774193548387) internal successors, (331), 249 states have internal predecessors, (331), 34 states have call successors, (34), 3 states have call predecessors, (34), 3 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-29 03:04:24,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 399 transitions. [2023-11-29 03:04:24,344 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 399 transitions. Word has length 119 [2023-11-29 03:04:24,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:04:24,344 INFO L495 AbstractCegarLoop]: Abstraction has 286 states and 399 transitions. [2023-11-29 03:04:24,344 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:04:24,344 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 399 transitions. [2023-11-29 03:04:24,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-29 03:04:24,346 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:04:24,346 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:04:24,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 (12)] Ended with exit code 0 [2023-11-29 03:04:24,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:24,552 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:04:24,552 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:04:24,553 INFO L85 PathProgramCache]: Analyzing trace with hash -537574160, now seen corresponding path program 1 times [2023-11-29 03:04:24,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:04:24,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1837294931] [2023-11-29 03:04:24,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:04:24,553 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 03:04:24,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:04:24,554 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:24,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:24,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:24,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-29 03:04:24,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:04:26,694 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 20 treesize of output 21 [2023-11-29 03:04:31,753 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:04:31,753 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 182 treesize of output 98 [2023-11-29 03:04:31,757 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 197 treesize of output 107 [2023-11-29 03:04:32,202 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2023-11-29 03:04:32,202 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:04:32,202 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:04:32,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1837294931] [2023-11-29 03:04:32,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1837294931] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:04:32,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:04:32,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 03:04:32,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029948604] [2023-11-29 03:04:32,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:04:32,204 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 03:04:32,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:04:32,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 03:04:32,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:04:32,205 INFO L87 Difference]: Start difference. First operand 286 states and 399 transitions. Second operand has 10 states, 10 states have (on average 5.6) internal successors, (56), 9 states have internal predecessors, (56), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:04:35,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s 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 03:04:37,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:04:42,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:04:43,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:04:45,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:04:46,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:04:46,062 INFO L93 Difference]: Finished difference Result 576 states and 795 transitions. [2023-11-29 03:04:46,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 03:04:46,067 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.6) internal successors, (56), 9 states have internal predecessors, (56), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 120 [2023-11-29 03:04:46,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:04:46,071 INFO L225 Difference]: With dead ends: 576 [2023-11-29 03:04:46,071 INFO L226 Difference]: Without dead ends: 574 [2023-11-29 03:04:46,071 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2023-11-29 03:04:46,072 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 311 mSDsluCounter, 614 mSDsCounter, 0 mSdLazyCounter, 432 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 313 SdHoareTripleChecker+Valid, 739 SdHoareTripleChecker+Invalid, 447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 432 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:04:46,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [313 Valid, 739 Invalid, 447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 432 Invalid, 0 Unknown, 0 Unchecked, 12.0s Time] [2023-11-29 03:04:46,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2023-11-29 03:04:46,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 556. [2023-11-29 03:04:46,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 556 states, 482 states have (on average 1.3257261410788381) internal successors, (639), 486 states have internal predecessors, (639), 65 states have call successors, (65), 8 states have call predecessors, (65), 8 states have return successors, (65), 61 states have call predecessors, (65), 65 states have call successors, (65) [2023-11-29 03:04:46,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 769 transitions. [2023-11-29 03:04:46,124 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 769 transitions. Word has length 120 [2023-11-29 03:04:46,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:04:46,125 INFO L495 AbstractCegarLoop]: Abstraction has 556 states and 769 transitions. [2023-11-29 03:04:46,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.6) internal successors, (56), 9 states have internal predecessors, (56), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:04:46,125 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 769 transitions. [2023-11-29 03:04:46,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-29 03:04:46,126 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:04:46,127 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:04:46,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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)] Ended with exit code 0 [2023-11-29 03:04:46,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:46,327 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:04:46,327 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:04:46,327 INFO L85 PathProgramCache]: Analyzing trace with hash -537514578, now seen corresponding path program 1 times [2023-11-29 03:04:46,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:04:46,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1714314911] [2023-11-29 03:04:46,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:04:46,328 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 03:04:46,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:04:46,329 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:46,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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)] Waiting until timeout for monitored process [2023-11-29 03:04:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:46,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-29 03:04:46,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:04:46,619 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 1 [2023-11-29 03:04:46,623 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 1 [2023-11-29 03:04:46,627 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 1 [2023-11-29 03:04:46,631 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 1 [2023-11-29 03:04:46,635 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 14 treesize of output 10 [2023-11-29 03:04:46,716 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 14 [2023-11-29 03:04:46,737 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:04:46,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 32 treesize of output 34 [2023-11-29 03:04:46,774 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:04:46,775 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 46 [2023-11-29 03:04:47,203 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:04:47,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 88 treesize of output 36 [2023-11-29 03:04:47,259 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2023-11-29 03:04:47,259 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:04:47,260 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:04:47,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1714314911] [2023-11-29 03:04:47,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1714314911] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:04:47,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:04:47,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-29 03:04:47,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52914864] [2023-11-29 03:04:47,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:04:47,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 03:04:47,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:04:47,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 03:04:47,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:04:47,262 INFO L87 Difference]: Start difference. First operand 556 states and 769 transitions. Second operand has 10 states, 10 states have (on average 5.6) internal successors, (56), 10 states have internal predecessors, (56), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:04:49,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:04:49,385 INFO L93 Difference]: Finished difference Result 1330 states and 1785 transitions. [2023-11-29 03:04:49,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 03:04:49,386 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.6) internal successors, (56), 10 states have internal predecessors, (56), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 120 [2023-11-29 03:04:49,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:04:49,390 INFO L225 Difference]: With dead ends: 1330 [2023-11-29 03:04:49,390 INFO L226 Difference]: Without dead ends: 914 [2023-11-29 03:04:49,391 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=100, Invalid=206, Unknown=0, NotChecked=0, Total=306 [2023-11-29 03:04:49,391 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 381 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 322 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 628 SdHoareTripleChecker+Invalid, 343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 322 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-29 03:04:49,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [381 Valid, 628 Invalid, 343 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 322 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-29 03:04:49,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 914 states. [2023-11-29 03:04:49,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 914 to 676. [2023-11-29 03:04:49,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 676 states, 598 states have (on average 1.285953177257525) internal successors, (769), 602 states have internal predecessors, (769), 65 states have call successors, (65), 12 states have call predecessors, (65), 12 states have return successors, (65), 61 states have call predecessors, (65), 65 states have call successors, (65) [2023-11-29 03:04:49,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 899 transitions. [2023-11-29 03:04:49,458 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 899 transitions. Word has length 120 [2023-11-29 03:04:49,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:04:49,459 INFO L495 AbstractCegarLoop]: Abstraction has 676 states and 899 transitions. [2023-11-29 03:04:49,459 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.6) internal successors, (56), 10 states have internal predecessors, (56), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:04:49,459 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 899 transitions. [2023-11-29 03:04:49,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-29 03:04:49,460 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:04:49,461 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:04:49,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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)] Forceful destruction successful, exit code 0 [2023-11-29 03:04:49,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:49,661 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:04:49,662 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:04:49,662 INFO L85 PathProgramCache]: Analyzing trace with hash -480256276, now seen corresponding path program 1 times [2023-11-29 03:04:49,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:04:49,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [961902721] [2023-11-29 03:04:49,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:04:49,662 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 03:04:49,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:04:49,663 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:49,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:04:49,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:04:49,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-29 03:04:49,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:04:50,038 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 03:04:50,366 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 68 treesize of output 32 [2023-11-29 03:04:51,600 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 40 treesize of output 19 [2023-11-29 03:04:55,918 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:04:55,918 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 156 treesize of output 86 [2023-11-29 03:04:55,922 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 167 treesize of output 107 [2023-11-29 03:04:56,298 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2023-11-29 03:04:56,298 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:04:56,298 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:04:56,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [961902721] [2023-11-29 03:04:56,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [961902721] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:04:56,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:04:56,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 03:04:56,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353370801] [2023-11-29 03:04:56,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:04:56,299 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 03:04:56,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:04:56,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 03:04:56,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:04:56,300 INFO L87 Difference]: Start difference. First operand 676 states and 899 transitions. Second operand has 10 states, 10 states have (on average 5.6) internal successors, (56), 9 states have internal predecessors, (56), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:04:59,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:05:01,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s 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 03:05:06,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:05:07,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s 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 03:05:08,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:05:08,406 INFO L93 Difference]: Finished difference Result 1865 states and 2463 transitions. [2023-11-29 03:05:08,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 03:05:08,411 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.6) internal successors, (56), 9 states have internal predecessors, (56), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 120 [2023-11-29 03:05:08,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:05:08,418 INFO L225 Difference]: With dead ends: 1865 [2023-11-29 03:05:08,418 INFO L226 Difference]: Without dead ends: 1347 [2023-11-29 03:05:08,419 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2023-11-29 03:05:08,419 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 228 mSDsluCounter, 638 mSDsCounter, 0 mSdLazyCounter, 439 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 230 SdHoareTripleChecker+Valid, 754 SdHoareTripleChecker+Invalid, 446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2023-11-29 03:05:08,420 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [230 Valid, 754 Invalid, 446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 439 Invalid, 0 Unknown, 0 Unchecked, 10.4s Time] [2023-11-29 03:05:08,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1347 states. [2023-11-29 03:05:08,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1347 to 1321. [2023-11-29 03:05:08,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1321 states, 1164 states have (on average 1.2774914089347078) internal successors, (1487), 1176 states have internal predecessors, (1487), 128 states have call successors, (128), 28 states have call predecessors, (128), 28 states have return successors, (128), 116 states have call predecessors, (128), 128 states have call successors, (128) [2023-11-29 03:05:08,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 1321 states and 1743 transitions. [2023-11-29 03:05:08,542 INFO L78 Accepts]: Start accepts. Automaton has 1321 states and 1743 transitions. Word has length 120 [2023-11-29 03:05:08,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:05:08,542 INFO L495 AbstractCegarLoop]: Abstraction has 1321 states and 1743 transitions. [2023-11-29 03:05:08,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.6) internal successors, (56), 9 states have internal predecessors, (56), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:05:08,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1743 transitions. [2023-11-29 03:05:08,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-29 03:05:08,545 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:05:08,545 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:05:08,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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)] Ended with exit code 0 [2023-11-29 03:05:08,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:05:08,746 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:05:08,746 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:05:08,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1063496946, now seen corresponding path program 1 times [2023-11-29 03:05:08,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:05:08,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1290861017] [2023-11-29 03:05:08,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:05:08,747 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 03:05:08,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:05:08,747 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:05:08,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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)] Waiting until timeout for monitored process [2023-11-29 03:05:08,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:05:08,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 03:05:08,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:05:08,975 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2023-11-29 03:05:08,975 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:05:08,975 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:05:08,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1290861017] [2023-11-29 03:05:08,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1290861017] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:05:08,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:05:08,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:05:08,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931313021] [2023-11-29 03:05:08,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:05:08,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:05:08,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:05:08,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:05:08,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:05:08,977 INFO L87 Difference]: Start difference. First operand 1321 states and 1743 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:05:09,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:05:09,115 INFO L93 Difference]: Finished difference Result 2499 states and 3290 transitions. [2023-11-29 03:05:09,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:05:09,116 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), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 120 [2023-11-29 03:05:09,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:05:09,123 INFO L225 Difference]: With dead ends: 2499 [2023-11-29 03:05:09,123 INFO L226 Difference]: Without dead ends: 1345 [2023-11-29 03:05:09,125 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 117 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 03:05:09,126 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 7 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 393 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:05:09,126 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 393 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:05:09,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1345 states. [2023-11-29 03:05:09,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1345 to 1321. [2023-11-29 03:05:09,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1321 states, 1164 states have (on average 1.27233676975945) internal successors, (1481), 1176 states have internal predecessors, (1481), 128 states have call successors, (128), 28 states have call predecessors, (128), 28 states have return successors, (128), 116 states have call predecessors, (128), 128 states have call successors, (128) [2023-11-29 03:05:09,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 1321 states and 1737 transitions. [2023-11-29 03:05:09,266 INFO L78 Accepts]: Start accepts. Automaton has 1321 states and 1737 transitions. Word has length 120 [2023-11-29 03:05:09,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:05:09,266 INFO L495 AbstractCegarLoop]: Abstraction has 1321 states and 1737 transitions. [2023-11-29 03:05:09,266 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), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:05:09,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1737 transitions. [2023-11-29 03:05:09,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-29 03:05:09,269 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:05:09,269 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:05:09,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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)] Forceful destruction successful, exit code 0 [2023-11-29 03:05:09,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:05:09,469 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:05:09,470 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:05:09,470 INFO L85 PathProgramCache]: Analyzing trace with hash -1473565340, now seen corresponding path program 1 times [2023-11-29 03:05:09,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:05:09,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1914842497] [2023-11-29 03:05:09,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:05:09,470 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 03:05:09,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:05:09,471 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:05:09,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:05:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:05:09,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 03:05:09,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:05:09,807 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 79 treesize of output 43 [2023-11-29 03:05:09,881 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 132 proven. 8 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2023-11-29 03:05:09,881 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:05:10,134 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 49 treesize of output 25 [2023-11-29 03:05:10,142 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 6 proven. 33 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-11-29 03:05:10,142 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:05:10,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1914842497] [2023-11-29 03:05:10,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1914842497] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 03:05:10,142 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:05:10,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2023-11-29 03:05:10,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296965307] [2023-11-29 03:05:10,143 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:05:10,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 03:05:10,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:05:10,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 03:05:10,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2023-11-29 03:05:10,144 INFO L87 Difference]: Start difference. First operand 1321 states and 1737 transitions. Second operand has 12 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 12 states have internal predecessors, (74), 4 states have call successors, (27), 3 states have call predecessors, (27), 4 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) [2023-11-29 03:05:12,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:05:14,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:05:15,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:05:15,206 INFO L93 Difference]: Finished difference Result 2568 states and 3350 transitions. [2023-11-29 03:05:15,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 03:05:15,207 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 12 states have internal predecessors, (74), 4 states have call successors, (27), 3 states have call predecessors, (27), 4 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) Word has length 122 [2023-11-29 03:05:15,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:05:15,212 INFO L225 Difference]: With dead ends: 2568 [2023-11-29 03:05:15,212 INFO L226 Difference]: Without dead ends: 1351 [2023-11-29 03:05:15,214 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=109, Invalid=353, Unknown=0, NotChecked=0, Total=462 [2023-11-29 03:05:15,214 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 138 mSDsluCounter, 677 mSDsCounter, 0 mSdLazyCounter, 452 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 778 SdHoareTripleChecker+Invalid, 462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2023-11-29 03:05:15,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 778 Invalid, 462 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 452 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2023-11-29 03:05:15,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1351 states. [2023-11-29 03:05:15,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1351 to 1311. [2023-11-29 03:05:15,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1311 states, 1154 states have (on average 1.2660311958405546) internal successors, (1461), 1166 states have internal predecessors, (1461), 128 states have call successors, (128), 28 states have call predecessors, (128), 28 states have return successors, (128), 116 states have call predecessors, (128), 128 states have call successors, (128) [2023-11-29 03:05:15,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 1311 states and 1717 transitions. [2023-11-29 03:05:15,345 INFO L78 Accepts]: Start accepts. Automaton has 1311 states and 1717 transitions. Word has length 122 [2023-11-29 03:05:15,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:05:15,346 INFO L495 AbstractCegarLoop]: Abstraction has 1311 states and 1717 transitions. [2023-11-29 03:05:15,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 12 states have internal predecessors, (74), 4 states have call successors, (27), 3 states have call predecessors, (27), 4 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) [2023-11-29 03:05:15,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1717 transitions. [2023-11-29 03:05:15,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-29 03:05:15,348 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:05:15,348 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:05:15,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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)] Forceful destruction successful, exit code 0 [2023-11-29 03:05:15,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:05:15,549 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:05:15,549 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:05:15,550 INFO L85 PathProgramCache]: Analyzing trace with hash 63337590, now seen corresponding path program 1 times [2023-11-29 03:05:15,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:05:15,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1886488364] [2023-11-29 03:05:15,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:05:15,550 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 03:05:15,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:05:15,552 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:05:15,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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)] Waiting until timeout for monitored process [2023-11-29 03:05:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:05:15,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-29 03:05:15,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:05:17,733 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 20 treesize of output 21 [2023-11-29 03:05:23,177 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:05:23,177 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 182 treesize of output 98 [2023-11-29 03:05:23,181 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 195 treesize of output 105 [2023-11-29 03:05:23,560 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 142 proven. 30 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2023-11-29 03:05:23,561 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:05:30,275 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:05:30,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1886488364] [2023-11-29 03:05:30,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1886488364] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:05:30,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2133957292] [2023-11-29 03:05:30,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:05:30,275 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 03:05:30,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 03:05:30,276 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 03:05:30,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2023-11-29 03:05:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:05:31,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-29 03:05:31,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:05:32,119 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 1 [2023-11-29 03:05:35,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2023-11-29 03:05:44,898 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 231 treesize of output 141 [2023-11-29 03:05:45,028 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:05:45,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 118 treesize of output 62 [2023-11-29 03:05:45,307 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 142 proven. 30 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2023-11-29 03:05:45,307 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:05:57,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2133957292] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:05:57,876 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:05:57,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2023-11-29 03:05:57,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863512928] [2023-11-29 03:05:57,876 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:05:57,877 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-11-29 03:05:57,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:05:57,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-11-29 03:05:57,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=573, Unknown=0, NotChecked=0, Total=702 [2023-11-29 03:05:57,878 INFO L87 Difference]: Start difference. First operand 1311 states and 1717 transitions. Second operand has 22 states, 20 states have (on average 5.95) internal successors, (119), 19 states have internal predecessors, (119), 6 states have call successors, (28), 6 states have call predecessors, (28), 6 states have return successors, (28), 4 states have call predecessors, (28), 6 states have call successors, (28) [2023-11-29 03:06:02,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:06:05,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s 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 03:06:18,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.44s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:06:22,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:06:24,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:06:24,026 INFO L93 Difference]: Finished difference Result 1993 states and 2589 transitions. [2023-11-29 03:06:24,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-11-29 03:06:24,027 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 20 states have (on average 5.95) internal successors, (119), 19 states have internal predecessors, (119), 6 states have call successors, (28), 6 states have call predecessors, (28), 6 states have return successors, (28), 4 states have call predecessors, (28), 6 states have call successors, (28) Word has length 122 [2023-11-29 03:06:24,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:06:24,039 INFO L225 Difference]: With dead ends: 1993 [2023-11-29 03:06:24,039 INFO L226 Difference]: Without dead ends: 1991 [2023-11-29 03:06:24,041 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 314 GetRequests, 272 SyntacticMatches, 6 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 392 ImplicationChecksByTransitivity, 25.0s TimeCoverageRelationStatistics Valid=294, Invalid=1112, Unknown=0, NotChecked=0, Total=1406 [2023-11-29 03:06:24,042 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 358 mSDsluCounter, 1047 mSDsCounter, 0 mSdLazyCounter, 962 mSolverCounterSat, 25 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 365 SdHoareTripleChecker+Valid, 1148 SdHoareTripleChecker+Invalid, 988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 962 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.6s IncrementalHoareTripleChecker+Time [2023-11-29 03:06:24,042 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [365 Valid, 1148 Invalid, 988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 962 Invalid, 1 Unknown, 0 Unchecked, 19.6s Time] [2023-11-29 03:06:24,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1991 states. [2023-11-29 03:06:24,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1991 to 1375. [2023-11-29 03:06:24,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1375 states, 1192 states have (on average 1.2575503355704698) internal successors, (1499), 1206 states have internal predecessors, (1499), 150 states have call successors, (150), 32 states have call predecessors, (150), 32 states have return successors, (150), 136 states have call predecessors, (150), 150 states have call successors, (150) [2023-11-29 03:06:24,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1375 states and 1799 transitions. [2023-11-29 03:06:24,190 INFO L78 Accepts]: Start accepts. Automaton has 1375 states and 1799 transitions. Word has length 122 [2023-11-29 03:06:24,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:06:24,190 INFO L495 AbstractCegarLoop]: Abstraction has 1375 states and 1799 transitions. [2023-11-29 03:06:24,190 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 20 states have (on average 5.95) internal successors, (119), 19 states have internal predecessors, (119), 6 states have call successors, (28), 6 states have call predecessors, (28), 6 states have return successors, (28), 4 states have call predecessors, (28), 6 states have call successors, (28) [2023-11-29 03:06:24,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1799 transitions. [2023-11-29 03:06:24,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-29 03:06:24,192 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:06:24,193 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:06:24,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2023-11-29 03:06:24,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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)] Forceful destruction successful, exit code 0 [2023-11-29 03:06:24,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:06:24,594 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:06:24,594 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:06:24,594 INFO L85 PathProgramCache]: Analyzing trace with hash -993393612, now seen corresponding path program 1 times [2023-11-29 03:06:24,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:06:24,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [973288763] [2023-11-29 03:06:24,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:06:24,595 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 03:06:24,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:06:24,597 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:06:24,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:06:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:06:24,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 03:06:24,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:06:25,003 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2023-11-29 03:06:25,003 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:06:25,003 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:06:25,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [973288763] [2023-11-29 03:06:25,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [973288763] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:06:25,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:06:25,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:06:25,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203564358] [2023-11-29 03:06:25,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:06:25,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:06:25,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:06:25,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:06:25,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:06:25,005 INFO L87 Difference]: Start difference. First operand 1375 states and 1799 transitions. Second operand has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 3 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (14), 2 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-29 03:06:25,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:06:25,339 INFO L93 Difference]: Finished difference Result 1965 states and 2538 transitions. [2023-11-29 03:06:25,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:06:25,340 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 3 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (14), 2 states have call predecessors, (14), 3 states have call successors, (14) Word has length 122 [2023-11-29 03:06:25,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:06:25,344 INFO L225 Difference]: With dead ends: 1965 [2023-11-29 03:06:25,344 INFO L226 Difference]: Without dead ends: 781 [2023-11-29 03:06:25,353 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-29 03:06:25,354 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 7 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 531 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:06:25,354 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 531 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 03:06:25,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 781 states. [2023-11-29 03:06:25,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 781 to 757. [2023-11-29 03:06:25,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 757 states, 648 states have (on average 1.242283950617284) internal successors, (805), 654 states have internal predecessors, (805), 88 states have call successors, (88), 20 states have call predecessors, (88), 20 states have return successors, (88), 82 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-29 03:06:25,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 757 states and 981 transitions. [2023-11-29 03:06:25,459 INFO L78 Accepts]: Start accepts. Automaton has 757 states and 981 transitions. Word has length 122 [2023-11-29 03:06:25,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:06:25,459 INFO L495 AbstractCegarLoop]: Abstraction has 757 states and 981 transitions. [2023-11-29 03:06:25,459 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 3 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (14), 2 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-29 03:06:25,459 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 981 transitions. [2023-11-29 03:06:25,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-29 03:06:25,461 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:06:25,461 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:06:25,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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)] Forceful destruction successful, exit code 0 [2023-11-29 03:06:25,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:06:25,662 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:06:25,662 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:06:25,662 INFO L85 PathProgramCache]: Analyzing trace with hash 499600038, now seen corresponding path program 1 times [2023-11-29 03:06:25,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:06:25,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1199205186] [2023-11-29 03:06:25,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:06:25,663 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 03:06:25,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:06:25,664 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:06:25,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:06:25,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:06:26,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-29 03:06:26,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:06:26,049 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 03:06:26,506 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 66 treesize of output 30 [2023-11-29 03:06:27,821 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 30 treesize of output 39 [2023-11-29 03:06:33,249 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:06:33,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 176 treesize of output 94 [2023-11-29 03:06:33,254 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 165 treesize of output 105 [2023-11-29 03:06:33,657 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 107 proven. 33 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2023-11-29 03:06:33,657 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:06:40,889 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:06:40,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1199205186] [2023-11-29 03:06:40,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1199205186] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:06:40,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [182432492] [2023-11-29 03:06:40,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:06:40,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 03:06:40,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 03:06:40,891 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 03:06:40,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2023-11-29 03:06:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:06:41,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-29 03:06:41,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:06:42,173 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 03:06:45,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 30 [2023-11-29 03:06:48,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 17 [2023-11-29 03:06:59,118 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:06:59,118 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 142 treesize of output 86 [2023-11-29 03:06:59,123 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 165 treesize of output 105 [2023-11-29 03:06:59,378 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 107 proven. 33 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2023-11-29 03:06:59,378 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:07:03,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [182432492] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:07:03,826 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:07:03,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2023-11-29 03:07:03,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116091624] [2023-11-29 03:07:03,826 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:07:03,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-11-29 03:07:03,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:07:03,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-11-29 03:07:03,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=436, Unknown=1, NotChecked=0, Total=552 [2023-11-29 03:07:03,828 INFO L87 Difference]: Start difference. First operand 757 states and 981 transitions. Second operand has 22 states, 20 states have (on average 5.75) internal successors, (115), 19 states have internal predecessors, (115), 6 states have call successors, (28), 6 states have call predecessors, (28), 6 states have return successors, (28), 4 states have call predecessors, (28), 6 states have call successors, (28) [2023-11-29 03:07:16,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:07:19,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s 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 03:07:30,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:07:31,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:07:32,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:07:32,138 INFO L93 Difference]: Finished difference Result 1319 states and 1686 transitions. [2023-11-29 03:07:32,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-11-29 03:07:32,139 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 20 states have (on average 5.75) internal successors, (115), 19 states have internal predecessors, (115), 6 states have call successors, (28), 6 states have call predecessors, (28), 6 states have return successors, (28), 4 states have call predecessors, (28), 6 states have call successors, (28) Word has length 122 [2023-11-29 03:07:32,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:07:32,144 INFO L225 Difference]: With dead ends: 1319 [2023-11-29 03:07:32,144 INFO L226 Difference]: Without dead ends: 785 [2023-11-29 03:07:32,145 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 314 GetRequests, 278 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 267 ImplicationChecksByTransitivity, 27.5s TimeCoverageRelationStatistics Valid=288, Invalid=970, Unknown=2, NotChecked=0, Total=1260 [2023-11-29 03:07:32,145 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 453 mSDsluCounter, 927 mSDsCounter, 0 mSdLazyCounter, 838 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 455 SdHoareTripleChecker+Valid, 1028 SdHoareTripleChecker+Invalid, 887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 838 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.4s IncrementalHoareTripleChecker+Time [2023-11-29 03:07:32,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [455 Valid, 1028 Invalid, 887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 838 Invalid, 0 Unknown, 0 Unchecked, 14.4s Time] [2023-11-29 03:07:32,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 785 states. [2023-11-29 03:07:32,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 785 to 437. [2023-11-29 03:07:32,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 437 states, 365 states have (on average 1.2219178082191782) internal successors, (446), 368 states have internal predecessors, (446), 57 states have call successors, (57), 14 states have call predecessors, (57), 14 states have return successors, (57), 54 states have call predecessors, (57), 57 states have call successors, (57) [2023-11-29 03:07:32,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 560 transitions. [2023-11-29 03:07:32,209 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 560 transitions. Word has length 122 [2023-11-29 03:07:32,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:07:32,209 INFO L495 AbstractCegarLoop]: Abstraction has 437 states and 560 transitions. [2023-11-29 03:07:32,209 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 20 states have (on average 5.75) internal successors, (115), 19 states have internal predecessors, (115), 6 states have call successors, (28), 6 states have call predecessors, (28), 6 states have return successors, (28), 4 states have call predecessors, (28), 6 states have call successors, (28) [2023-11-29 03:07:32,209 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 560 transitions. [2023-11-29 03:07:32,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-29 03:07:32,210 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:07:32,211 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:07:32,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2023-11-29 03:07:32,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:07:32,611 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:07:32,611 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:07:32,612 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:32,612 INFO L85 PathProgramCache]: Analyzing trace with hash -937902212, now seen corresponding path program 1 times [2023-11-29 03:07:32,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:07:32,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1530687750] [2023-11-29 03:07:32,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:32,612 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 03:07:32,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:07:32,613 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:07:32,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:07:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:32,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 03:07:32,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:07:33,214 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 03:07:33,253 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 63 proven. 36 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2023-11-29 03:07:33,253 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:07:33,406 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:07:33,406 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:07:33,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1530687750] [2023-11-29 03:07:33,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1530687750] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 03:07:33,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:07:33,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2023-11-29 03:07:33,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519844551] [2023-11-29 03:07:33,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:33,407 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:07:33,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:07:33,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:07:33,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2023-11-29 03:07:33,408 INFO L87 Difference]: Start difference. First operand 437 states and 560 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, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:07:33,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:07:33,549 INFO L93 Difference]: Finished difference Result 838 states and 1056 transitions. [2023-11-29 03:07:33,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:07:33,550 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, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 124 [2023-11-29 03:07:33,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:07:33,552 INFO L225 Difference]: With dead ends: 838 [2023-11-29 03:07:33,552 INFO L226 Difference]: Without dead ends: 555 [2023-11-29 03:07:33,553 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2023-11-29 03:07:33,553 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 51 mSDsluCounter, 364 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 487 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:07:33,554 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 487 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:07:33,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2023-11-29 03:07:33,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 437. [2023-11-29 03:07:33,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 437 states, 365 states have (on average 1.2136986301369863) internal successors, (443), 368 states have internal predecessors, (443), 57 states have call successors, (57), 14 states have call predecessors, (57), 14 states have return successors, (57), 54 states have call predecessors, (57), 57 states have call successors, (57) [2023-11-29 03:07:33,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 557 transitions. [2023-11-29 03:07:33,597 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 557 transitions. Word has length 124 [2023-11-29 03:07:33,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:07:33,598 INFO L495 AbstractCegarLoop]: Abstraction has 437 states and 557 transitions. [2023-11-29 03:07:33,598 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, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:07:33,598 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 557 transitions. [2023-11-29 03:07:33,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-29 03:07:33,599 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:07:33,599 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:07:33,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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)] Forceful destruction successful, exit code 0 [2023-11-29 03:07:33,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:07:33,800 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:07:33,800 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:07:33,800 INFO L85 PathProgramCache]: Analyzing trace with hash -1156756930, now seen corresponding path program 1 times [2023-11-29 03:07:33,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:07:33,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2132996546] [2023-11-29 03:07:33,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:07:33,801 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 03:07:33,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:07:33,801 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:07:33,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:07:34,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:07:34,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-29 03:07:34,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:07:34,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 23 [2023-11-29 03:07:34,850 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:07:34,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 99 treesize of output 54 [2023-11-29 03:07:40,942 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:07:40,942 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 152 treesize of output 68 [2023-11-29 03:07:47,418 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2023-11-29 03:07:47,418 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:07:47,418 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:07:47,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2132996546] [2023-11-29 03:07:47,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2132996546] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:07:47,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:07:47,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 03:07:47,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121686809] [2023-11-29 03:07:47,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:07:47,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 03:07:47,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:07:47,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 03:07:47,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:07:47,420 INFO L87 Difference]: Start difference. First operand 437 states and 557 transitions. Second operand has 10 states, 10 states have (on average 6.0) internal successors, (60), 9 states have internal predecessors, (60), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:08:21,127 WARN L293 SmtUtils]: Spent 19.74s on a formula simplification. DAG size of input: 71 DAG size of output: 62 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 03:08:22,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:08:28,447 WARN L539 Checker$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 03:08:31,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:08:32,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:08:33,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:08:33,040 INFO L93 Difference]: Finished difference Result 1374 states and 1741 transitions. [2023-11-29 03:08:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 03:08:33,042 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 9 states have internal predecessors, (60), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 124 [2023-11-29 03:08:33,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:08:33,047 INFO L225 Difference]: With dead ends: 1374 [2023-11-29 03:08:33,047 INFO L226 Difference]: Without dead ends: 1085 [2023-11-29 03:08:33,048 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 38.9s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2023-11-29 03:08:33,048 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 202 mSDsluCounter, 725 mSDsCounter, 0 mSdLazyCounter, 466 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 835 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.7s IncrementalHoareTripleChecker+Time [2023-11-29 03:08:33,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 835 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 466 Invalid, 0 Unknown, 0 Unchecked, 14.7s Time] [2023-11-29 03:08:33,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2023-11-29 03:08:33,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 873. [2023-11-29 03:08:33,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 873 states, 739 states have (on average 1.2232746955345062) internal successors, (904), 744 states have internal predecessors, (904), 104 states have call successors, (104), 29 states have call predecessors, (104), 29 states have return successors, (104), 99 states have call predecessors, (104), 104 states have call successors, (104) [2023-11-29 03:08:33,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 873 states and 1112 transitions. [2023-11-29 03:08:33,164 INFO L78 Accepts]: Start accepts. Automaton has 873 states and 1112 transitions. Word has length 124 [2023-11-29 03:08:33,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:08:33,164 INFO L495 AbstractCegarLoop]: Abstraction has 873 states and 1112 transitions. [2023-11-29 03:08:33,165 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 9 states have internal predecessors, (60), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:08:33,165 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1112 transitions. [2023-11-29 03:08:33,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-29 03:08:33,166 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:08:33,166 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:08:33,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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)] Forceful destruction successful, exit code 0 [2023-11-29 03:08:33,366 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:08:33,367 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:08:33,367 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:08:33,367 INFO L85 PathProgramCache]: Analyzing trace with hash -1016208320, now seen corresponding path program 1 times [2023-11-29 03:08:33,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:08:33,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2094652425] [2023-11-29 03:08:33,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:08:33,368 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 03:08:33,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:08:33,369 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:08:33,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:08:33,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:08:33,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 03:08:33,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:08:34,072 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 47 treesize of output 23 [2023-11-29 03:08:34,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 23 [2023-11-29 03:08:40,733 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:08:40,733 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 173 treesize of output 65 [2023-11-29 03:08:43,614 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2023-11-29 03:08:43,614 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:08:43,614 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:08:43,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2094652425] [2023-11-29 03:08:43,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2094652425] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:08:43,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:08:43,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 03:08:43,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724136090] [2023-11-29 03:08:43,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:08:43,615 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 03:08:43,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:08:43,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 03:08:43,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-29 03:08:43,616 INFO L87 Difference]: Start difference. First operand 873 states and 1112 transitions. Second operand has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 8 states have internal predecessors, (60), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:08:51,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:09:04,723 WARN L293 SmtUtils]: Spent 9.51s on a formula simplification. DAG size of input: 65 DAG size of output: 54 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 03:09:07,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:09:16,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:09:16,085 INFO L93 Difference]: Finished difference Result 1986 states and 2515 transitions. [2023-11-29 03:09:16,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 03:09:16,087 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 8 states have internal predecessors, (60), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 124 [2023-11-29 03:09:16,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:09:16,093 INFO L225 Difference]: With dead ends: 1986 [2023-11-29 03:09:16,093 INFO L226 Difference]: Without dead ends: 1325 [2023-11-29 03:09:16,094 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 18.7s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2023-11-29 03:09:16,095 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 268 mSDsluCounter, 642 mSDsCounter, 0 mSdLazyCounter, 472 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 764 SdHoareTripleChecker+Invalid, 479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 472 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.9s IncrementalHoareTripleChecker+Time [2023-11-29 03:09:16,095 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [270 Valid, 764 Invalid, 479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 472 Invalid, 0 Unknown, 0 Unchecked, 18.9s Time] [2023-11-29 03:09:16,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1325 states. [2023-11-29 03:09:16,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1325 to 1031. [2023-11-29 03:09:16,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1031 states, 861 states have (on average 1.2357723577235773) internal successors, (1064), 866 states have internal predecessors, (1064), 132 states have call successors, (132), 37 states have call predecessors, (132), 37 states have return successors, (132), 127 states have call predecessors, (132), 132 states have call successors, (132) [2023-11-29 03:09:16,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1328 transitions. [2023-11-29 03:09:16,269 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1328 transitions. Word has length 124 [2023-11-29 03:09:16,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:09:16,270 INFO L495 AbstractCegarLoop]: Abstraction has 1031 states and 1328 transitions. [2023-11-29 03:09:16,270 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 8 states have internal predecessors, (60), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:09:16,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1328 transitions. [2023-11-29 03:09:16,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-29 03:09:16,272 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:09:16,272 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:09:16,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:09:16,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:09:16,474 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:09:16,475 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:16,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1790363674, now seen corresponding path program 1 times [2023-11-29 03:09:16,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:09:16,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [260432128] [2023-11-29 03:09:16,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:16,476 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 03:09:16,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:09:16,478 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:09:16,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:09:16,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:09:16,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-29 03:09:16,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:09:16,954 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 8 treesize of output 1 [2023-11-29 03:09:17,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 25 [2023-11-29 03:09:17,277 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:09:17,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 41 treesize of output 28 [2023-11-29 03:09:17,445 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:09:17,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 41 treesize of output 28 [2023-11-29 03:09:17,618 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:09:17,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 36 treesize of output 38 [2023-11-29 03:09:18,025 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:09:18,026 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 41 [2023-11-29 03:09:18,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 41 [2023-11-29 03:09:18,640 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:09:18,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 76 treesize of output 70 [2023-11-29 03:09:19,012 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:09:19,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 91 treesize of output 37 [2023-11-29 03:09:19,823 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 231 proven. 24 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2023-11-29 03:09:19,823 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:09:20,628 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:09:20,628 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:09:20,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [260432128] [2023-11-29 03:09:20,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [260432128] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 03:09:20,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:09:20,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [11] total 14 [2023-11-29 03:09:20,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586759165] [2023-11-29 03:09:20,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:09:20,629 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:09:20,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:09:20,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:09:20,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2023-11-29 03:09:20,630 INFO L87 Difference]: Start difference. First operand 1031 states and 1328 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:09:21,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:09:21,643 INFO L93 Difference]: Finished difference Result 2189 states and 2737 transitions. [2023-11-29 03:09:21,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:09:21,645 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 125 [2023-11-29 03:09:21,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:09:21,651 INFO L225 Difference]: With dead ends: 2189 [2023-11-29 03:09:21,651 INFO L226 Difference]: Without dead ends: 1407 [2023-11-29 03:09:21,652 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2023-11-29 03:09:21,652 INFO L413 NwaCegarLoop]: 161 mSDtfsCounter, 164 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-29 03:09:21,653 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 381 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-29 03:09:21,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2023-11-29 03:09:21,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 1047. [2023-11-29 03:09:21,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1047 states, 873 states have (on average 1.2279495990836198) internal successors, (1072), 878 states have internal predecessors, (1072), 132 states have call successors, (132), 41 states have call predecessors, (132), 41 states have return successors, (132), 127 states have call predecessors, (132), 132 states have call successors, (132) [2023-11-29 03:09:21,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 1047 states and 1336 transitions. [2023-11-29 03:09:21,828 INFO L78 Accepts]: Start accepts. Automaton has 1047 states and 1336 transitions. Word has length 125 [2023-11-29 03:09:21,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:09:21,829 INFO L495 AbstractCegarLoop]: Abstraction has 1047 states and 1336 transitions. [2023-11-29 03:09:21,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:09:21,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1336 transitions. [2023-11-29 03:09:21,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-29 03:09:21,831 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:09:21,832 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:09:21,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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)] Ended with exit code 0 [2023-11-29 03:09:22,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:09:22,032 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:09:22,032 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:09:22,033 INFO L85 PathProgramCache]: Analyzing trace with hash 503144053, now seen corresponding path program 1 times [2023-11-29 03:09:22,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:09:22,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1398879898] [2023-11-29 03:09:22,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:09:22,033 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 03:09:22,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:09:22,034 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:09:22,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:09:22,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:09:22,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-29 03:09:22,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:09:22,678 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 23 [2023-11-29 03:09:23,396 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:09:23,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 99 treesize of output 54 [2023-11-29 03:09:31,073 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:09:31,073 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 152 treesize of output 68 [2023-11-29 03:09:41,141 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2023-11-29 03:09:41,141 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:09:41,141 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:09:41,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1398879898] [2023-11-29 03:09:41,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1398879898] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:09:41,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:09:41,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 03:09:41,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143796178] [2023-11-29 03:09:41,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:09:41,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 03:09:41,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:09:41,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 03:09:41,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:09:41,143 INFO L87 Difference]: Start difference. First operand 1047 states and 1336 transitions. Second operand has 10 states, 10 states have (on average 6.2) internal successors, (62), 9 states have internal predecessors, (62), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:09:46,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:09:56,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:10:25,883 WARN L293 SmtUtils]: Spent 22.43s on a formula simplification. DAG size of input: 71 DAG size of output: 60 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 03:10:27,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:10:32,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.96s 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 03:10:33,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:10:35,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s 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 03:10:38,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:10:39,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:10:39,486 INFO L93 Difference]: Finished difference Result 2109 states and 2660 transitions. [2023-11-29 03:10:39,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 03:10:39,487 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 9 states have internal predecessors, (62), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 126 [2023-11-29 03:10:39,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:10:39,493 INFO L225 Difference]: With dead ends: 2109 [2023-11-29 03:10:39,493 INFO L226 Difference]: Without dead ends: 1327 [2023-11-29 03:10:39,494 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 47.6s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2023-11-29 03:10:39,495 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 308 mSDsluCounter, 721 mSDsCounter, 0 mSdLazyCounter, 481 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 839 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 481 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:10:39,495 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 839 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 481 Invalid, 0 Unknown, 0 Unchecked, 21.3s Time] [2023-11-29 03:10:39,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1327 states. [2023-11-29 03:10:39,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1327 to 1187. [2023-11-29 03:10:39,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1187 states, 1013 states have (on average 1.2290227048371174) internal successors, (1245), 1018 states have internal predecessors, (1245), 132 states have call successors, (132), 41 states have call predecessors, (132), 41 states have return successors, (132), 127 states have call predecessors, (132), 132 states have call successors, (132) [2023-11-29 03:10:39,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1187 states and 1509 transitions. [2023-11-29 03:10:39,635 INFO L78 Accepts]: Start accepts. Automaton has 1187 states and 1509 transitions. Word has length 126 [2023-11-29 03:10:39,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:10:39,635 INFO L495 AbstractCegarLoop]: Abstraction has 1187 states and 1509 transitions. [2023-11-29 03:10:39,635 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 9 states have internal predecessors, (62), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:10:39,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1509 transitions. [2023-11-29 03:10:39,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-29 03:10:39,636 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:10:39,637 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:10:39,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:10:39,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:10:39,837 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:10:39,837 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:10:39,838 INFO L85 PathProgramCache]: Analyzing trace with hash -2057880322, now seen corresponding path program 1 times [2023-11-29 03:10:39,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:10:39,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1759677296] [2023-11-29 03:10:39,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:10:39,838 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 03:10:39,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:10:39,839 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:10:39,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:10:40,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:10:40,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-29 03:10:40,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:10:40,287 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 14 treesize of output 10 [2023-11-29 03:10:40,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2023-11-29 03:10:40,832 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:10:40,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 46 treesize of output 42 [2023-11-29 03:10:41,260 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:10:41,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 50 [2023-11-29 03:10:41,773 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:10:41,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 60 treesize of output 53 [2023-11-29 03:10:42,292 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:10:42,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 60 treesize of output 53 [2023-11-29 03:10:42,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 53 [2023-11-29 03:10:42,675 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:10:42,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 86 treesize of output 74 [2023-11-29 03:10:45,131 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 287 proven. 21 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-29 03:10:45,131 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:10:46,990 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:10:46,990 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:10:46,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1759677296] [2023-11-29 03:10:46,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1759677296] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 03:10:46,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:10:46,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [18] total 28 [2023-11-29 03:10:46,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507760321] [2023-11-29 03:10:46,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:10:46,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 03:10:46,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:10:46,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 03:10:46,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=176, Invalid=580, Unknown=0, NotChecked=0, Total=756 [2023-11-29 03:10:46,993 INFO L87 Difference]: Start difference. First operand 1187 states and 1509 transitions. Second operand has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:10:52,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:10:52,280 INFO L93 Difference]: Finished difference Result 2953 states and 3632 transitions. [2023-11-29 03:10:52,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-29 03:10:52,281 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 126 [2023-11-29 03:10:52,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:10:52,289 INFO L225 Difference]: With dead ends: 2953 [2023-11-29 03:10:52,289 INFO L226 Difference]: Without dead ends: 2063 [2023-11-29 03:10:52,291 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 427 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=339, Invalid=1067, Unknown=0, NotChecked=0, Total=1406 [2023-11-29 03:10:52,291 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 479 mSDsluCounter, 977 mSDsCounter, 0 mSdLazyCounter, 518 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 479 SdHoareTripleChecker+Valid, 1132 SdHoareTripleChecker+Invalid, 610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 518 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2023-11-29 03:10:52,292 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [479 Valid, 1132 Invalid, 610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 518 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2023-11-29 03:10:52,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2063 states. [2023-11-29 03:10:52,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2063 to 1588. [2023-11-29 03:10:52,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1588 states, 1330 states have (on average 1.2097744360902256) internal successors, (1609), 1345 states have internal predecessors, (1609), 186 states have call successors, (186), 71 states have call predecessors, (186), 71 states have return successors, (186), 171 states have call predecessors, (186), 186 states have call successors, (186) [2023-11-29 03:10:52,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1588 states and 1981 transitions. [2023-11-29 03:10:52,522 INFO L78 Accepts]: Start accepts. Automaton has 1588 states and 1981 transitions. Word has length 126 [2023-11-29 03:10:52,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:10:52,523 INFO L495 AbstractCegarLoop]: Abstraction has 1588 states and 1981 transitions. [2023-11-29 03:10:52,523 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:10:52,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 1981 transitions. [2023-11-29 03:10:52,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-29 03:10:52,524 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:10:52,525 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:10:52,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:10:52,725 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:10:52,725 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:10:52,725 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:10:52,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1650280960, now seen corresponding path program 1 times [2023-11-29 03:10:52,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:10:52,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1169516353] [2023-11-29 03:10:52,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:10:52,726 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 03:10:52,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:10:52,727 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:10:52,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:10:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:10:53,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-29 03:10:53,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:10:53,214 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 8 treesize of output 1 [2023-11-29 03:10:53,220 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 14 treesize of output 10 [2023-11-29 03:10:53,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 24 [2023-11-29 03:10:53,531 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:10:53,532 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 40 treesize of output 27 [2023-11-29 03:10:53,698 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:10:53,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 35 treesize of output 37 [2023-11-29 03:10:54,046 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:10:54,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 40 [2023-11-29 03:10:54,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 40 [2023-11-29 03:10:54,286 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:10:54,287 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 76 treesize of output 70 [2023-11-29 03:10:54,723 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:10:54,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 86 treesize of output 38 [2023-11-29 03:10:54,812 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-29 03:10:54,812 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:10:54,812 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:10:54,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1169516353] [2023-11-29 03:10:54,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1169516353] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:10:54,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:10:54,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 03:10:54,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881833663] [2023-11-29 03:10:54,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:10:54,813 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 03:10:54,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:10:54,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 03:10:54,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 03:10:54,814 INFO L87 Difference]: Start difference. First operand 1588 states and 1981 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 4 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2023-11-29 03:10:57,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:10:57,407 INFO L93 Difference]: Finished difference Result 2749 states and 3408 transitions. [2023-11-29 03:10:57,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:10:57,408 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 4 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) Word has length 126 [2023-11-29 03:10:57,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:10:57,417 INFO L225 Difference]: With dead ends: 2749 [2023-11-29 03:10:57,417 INFO L226 Difference]: Without dead ends: 1458 [2023-11-29 03:10:57,419 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2023-11-29 03:10:57,420 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 271 mSDsluCounter, 282 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 271 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:10:57,420 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [271 Valid, 408 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-29 03:10:57,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1458 states. [2023-11-29 03:10:57,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1458 to 1141. [2023-11-29 03:10:57,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1141 states, 967 states have (on average 1.2264736297828336) internal successors, (1186), 972 states have internal predecessors, (1186), 132 states have call successors, (132), 41 states have call predecessors, (132), 41 states have return successors, (132), 127 states have call predecessors, (132), 132 states have call successors, (132) [2023-11-29 03:10:57,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 1141 states and 1450 transitions. [2023-11-29 03:10:57,630 INFO L78 Accepts]: Start accepts. Automaton has 1141 states and 1450 transitions. Word has length 126 [2023-11-29 03:10:57,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:10:57,631 INFO L495 AbstractCegarLoop]: Abstraction has 1141 states and 1450 transitions. [2023-11-29 03:10:57,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 4 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2023-11-29 03:10:57,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1450 transitions. [2023-11-29 03:10:57,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 03:10:57,633 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:10:57,633 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:10:57,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:10:57,834 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:10:57,834 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:10:57,834 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:10:57,834 INFO L85 PathProgramCache]: Analyzing trace with hash -37848978, now seen corresponding path program 1 times [2023-11-29 03:10:57,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:10:57,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2009548788] [2023-11-29 03:10:57,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:10:57,835 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 03:10:57,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:10:57,836 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:10:57,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:10:58,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:10:58,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-29 03:10:58,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:10:58,383 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 8 treesize of output 1 [2023-11-29 03:10:58,470 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 15 [2023-11-29 03:10:58,540 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 15 [2023-11-29 03:10:58,635 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 15 [2023-11-29 03:10:58,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 15 [2023-11-29 03:10:58,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 33 treesize of output 26 [2023-11-29 03:10:59,033 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:10:59,034 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 48 treesize of output 22 [2023-11-29 03:10:59,299 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 175 proven. 12 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-29 03:10:59,299 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:10:59,865 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:10:59,865 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:10:59,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2009548788] [2023-11-29 03:10:59,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2009548788] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 03:10:59,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:10:59,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [14] total 20 [2023-11-29 03:10:59,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264255974] [2023-11-29 03:10:59,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:10:59,866 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 03:10:59,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:10:59,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 03:10:59,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2023-11-29 03:10:59,867 INFO L87 Difference]: Start difference. First operand 1141 states and 1450 transitions. Second operand has 10 states, 10 states have (on average 6.4) internal successors, (64), 10 states have internal predecessors, (64), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:11:02,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:11:02,071 INFO L93 Difference]: Finished difference Result 2644 states and 3269 transitions. [2023-11-29 03:11:02,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-29 03:11:02,071 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.4) internal successors, (64), 10 states have internal predecessors, (64), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 131 [2023-11-29 03:11:02,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:11:02,078 INFO L225 Difference]: With dead ends: 2644 [2023-11-29 03:11:02,078 INFO L226 Difference]: Without dead ends: 1791 [2023-11-29 03:11:02,079 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=112, Invalid=590, Unknown=0, NotChecked=0, Total=702 [2023-11-29 03:11:02,080 INFO L413 NwaCegarLoop]: 174 mSDtfsCounter, 175 mSDsluCounter, 1200 mSDsCounter, 0 mSdLazyCounter, 351 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 1374 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-29 03:11:02,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 1374 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 351 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-29 03:11:02,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1791 states. [2023-11-29 03:11:02,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1791 to 1708. [2023-11-29 03:11:02,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1708 states, 1450 states have (on average 1.1944827586206896) internal successors, (1732), 1465 states have internal predecessors, (1732), 186 states have call successors, (186), 71 states have call predecessors, (186), 71 states have return successors, (186), 171 states have call predecessors, (186), 186 states have call successors, (186) [2023-11-29 03:11:02,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1708 states and 2104 transitions. [2023-11-29 03:11:02,343 INFO L78 Accepts]: Start accepts. Automaton has 1708 states and 2104 transitions. Word has length 131 [2023-11-29 03:11:02,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:11:02,343 INFO L495 AbstractCegarLoop]: Abstraction has 1708 states and 2104 transitions. [2023-11-29 03:11:02,344 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.4) internal successors, (64), 10 states have internal predecessors, (64), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:11:02,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 2104 transitions. [2023-11-29 03:11:02,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 03:11:02,351 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:11:02,351 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:11:02,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:11:02,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:11:02,552 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:11:02,552 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:11:02,552 INFO L85 PathProgramCache]: Analyzing trace with hash -624654992, now seen corresponding path program 1 times [2023-11-29 03:11:02,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:11:02,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [636307902] [2023-11-29 03:11:02,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:11:02,553 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 03:11:02,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:11:02,554 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:11:02,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:11:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:11:03,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-29 03:11:03,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:11:03,092 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 1 [2023-11-29 03:11:03,098 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 1 [2023-11-29 03:11:03,105 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 1 [2023-11-29 03:11:03,111 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 1 [2023-11-29 03:11:03,201 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:11:03,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 35 treesize of output 26 [2023-11-29 03:11:03,318 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:11:03,318 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 40 treesize of output 16 [2023-11-29 03:11:03,374 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:11:03,374 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:11:03,374 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:11:03,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [636307902] [2023-11-29 03:11:03,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [636307902] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:11:03,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:11:03,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:11:03,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995269146] [2023-11-29 03:11:03,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:11:03,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:11:03,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:11:03,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:11:03,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:11:03,376 INFO L87 Difference]: Start difference. First operand 1708 states and 2104 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, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:11:04,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:11:04,772 INFO L93 Difference]: Finished difference Result 3197 states and 3898 transitions. [2023-11-29 03:11:04,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:11:04,773 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, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 131 [2023-11-29 03:11:04,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:11:04,779 INFO L225 Difference]: With dead ends: 3197 [2023-11-29 03:11:04,780 INFO L226 Difference]: Without dead ends: 1807 [2023-11-29 03:11:04,781 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:11:04,782 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 102 mSDsluCounter, 336 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:11:04,782 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 477 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-29 03:11:04,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1807 states. [2023-11-29 03:11:05,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1807 to 1720. [2023-11-29 03:11:05,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1720 states, 1458 states have (on average 1.1906721536351166) internal successors, (1736), 1473 states have internal predecessors, (1736), 186 states have call successors, (186), 75 states have call predecessors, (186), 75 states have return successors, (186), 171 states have call predecessors, (186), 186 states have call successors, (186) [2023-11-29 03:11:05,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1720 states and 2108 transitions. [2023-11-29 03:11:05,076 INFO L78 Accepts]: Start accepts. Automaton has 1720 states and 2108 transitions. Word has length 131 [2023-11-29 03:11:05,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:11:05,076 INFO L495 AbstractCegarLoop]: Abstraction has 1720 states and 2108 transitions. [2023-11-29 03:11:05,076 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, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:11:05,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2108 transitions. [2023-11-29 03:11:05,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 03:11:05,078 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:11:05,078 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:11:05,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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)] Ended with exit code 0 [2023-11-29 03:11:05,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:11:05,279 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:11:05,279 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:11:05,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1502107043, now seen corresponding path program 1 times [2023-11-29 03:11:05,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:11:05,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1805263080] [2023-11-29 03:11:05,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:11:05,280 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 03:11:05,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:11:05,281 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:11:05,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:11:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:11:05,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-29 03:11:05,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:12:22,138 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:12:22,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 259 treesize of output 91 [2023-11-29 03:12:30,680 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2023-11-29 03:12:30,680 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:12:30,680 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:12:30,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1805263080] [2023-11-29 03:12:30,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1805263080] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:12:30,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:12:30,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-11-29 03:12:30,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015106874] [2023-11-29 03:12:30,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:12:30,681 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-29 03:12:30,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:12:30,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-29 03:12:30,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-11-29 03:12:30,682 INFO L87 Difference]: Start difference. First operand 1720 states and 2108 transitions. Second operand has 13 states, 13 states have (on average 5.153846153846154) internal successors, (67), 12 states have internal predecessors, (67), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:13:33,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:13:35,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:13:42,544 WARN L539 Checker$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 03:15:13,531 WARN L293 SmtUtils]: Spent 1.12m on a formula simplification. DAG size of input: 73 DAG size of output: 69 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 03:15:18,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:15:22,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:15:24,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:15:28,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:15:32,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:15:36,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:15:40,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:15:45,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:15:49,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:15:53,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:15:57,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:15:58,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:16:02,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:16:05,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s 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 03:16:09,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:16:13,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:16:16,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:16:18,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:16:23,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:16:27,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:16:31,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:16:34,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:16:38,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:16:41,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:16:46,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:16:50,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:16:53,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:16:57,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:17:08,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:17:08,915 INFO L93 Difference]: Finished difference Result 4938 states and 5962 transitions. [2023-11-29 03:17:08,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 03:17:08,926 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.153846153846154) internal successors, (67), 12 states have internal predecessors, (67), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 131 [2023-11-29 03:17:08,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:17:08,939 INFO L225 Difference]: With dead ends: 4938 [2023-11-29 03:17:08,940 INFO L226 Difference]: Without dead ends: 3552 [2023-11-29 03:17:08,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 144.0s TimeCoverageRelationStatistics Valid=77, Invalid=263, Unknown=2, NotChecked=0, Total=342 [2023-11-29 03:17:08,942 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 299 mSDsluCounter, 981 mSDsCounter, 0 mSdLazyCounter, 707 mSolverCounterSat, 8 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 165.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 1143 SdHoareTripleChecker+Invalid, 728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 707 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 168.7s IncrementalHoareTripleChecker+Time [2023-11-29 03:17:08,942 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [301 Valid, 1143 Invalid, 728 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 707 Invalid, 13 Unknown, 0 Unchecked, 168.7s Time] [2023-11-29 03:17:08,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3552 states. [2023-11-29 03:17:09,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3552 to 2202. [2023-11-29 03:17:09,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2202 states, 1910 states have (on average 1.1979057591623037) internal successors, (2288), 1928 states have internal predecessors, (2288), 208 states have call successors, (208), 83 states have call predecessors, (208), 83 states have return successors, (208), 190 states have call predecessors, (208), 208 states have call successors, (208) [2023-11-29 03:17:09,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 2202 states and 2704 transitions. [2023-11-29 03:17:09,213 INFO L78 Accepts]: Start accepts. Automaton has 2202 states and 2704 transitions. Word has length 131 [2023-11-29 03:17:09,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:17:09,214 INFO L495 AbstractCegarLoop]: Abstraction has 2202 states and 2704 transitions. [2023-11-29 03:17:09,214 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.153846153846154) internal successors, (67), 12 states have internal predecessors, (67), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:17:09,214 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 2704 transitions. [2023-11-29 03:17:09,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 03:17:09,215 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:17:09,215 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:17:09,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:17:09,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:17:09,416 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:17:09,416 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:17:09,416 INFO L85 PathProgramCache]: Analyzing trace with hash 1348354416, now seen corresponding path program 1 times [2023-11-29 03:17:09,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:17:09,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1488821641] [2023-11-29 03:17:09,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:17:09,417 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 03:17:09,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:17:09,417 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:17:09,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:17:09,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:17:09,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-29 03:17:09,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:17:09,895 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 8 treesize of output 1 [2023-11-29 03:17:09,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 25 [2023-11-29 03:17:10,215 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:17:10,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 41 treesize of output 28 [2023-11-29 03:17:10,440 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:17:10,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 41 treesize of output 28 [2023-11-29 03:17:10,490 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:17:10,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 41 treesize of output 28 [2023-11-29 03:17:10,735 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:17:10,735 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 57 treesize of output 36 [2023-11-29 03:17:11,106 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:17:11,106 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 62 treesize of output 26 [2023-11-29 03:17:11,254 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 175 proven. 12 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-29 03:17:11,254 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:17:11,672 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:17:11,672 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:17:11,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1488821641] [2023-11-29 03:17:11,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1488821641] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 03:17:11,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:17:11,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 13 [2023-11-29 03:17:11,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952950912] [2023-11-29 03:17:11,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:17:11,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:17:11,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:17:11,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:17:11,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2023-11-29 03:17:11,674 INFO L87 Difference]: Start difference. First operand 2202 states and 2704 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, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:17:12,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:17:12,777 INFO L93 Difference]: Finished difference Result 4674 states and 5673 transitions. [2023-11-29 03:17:12,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 03:17:12,778 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, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 131 [2023-11-29 03:17:12,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:17:12,786 INFO L225 Difference]: With dead ends: 4674 [2023-11-29 03:17:12,786 INFO L226 Difference]: Without dead ends: 2886 [2023-11-29 03:17:12,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 248 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2023-11-29 03:17:12,789 INFO L413 NwaCegarLoop]: 189 mSDtfsCounter, 107 mSDsluCounter, 398 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 587 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-29 03:17:12,789 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 587 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-29 03:17:12,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2886 states. [2023-11-29 03:17:13,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2886 to 2364. [2023-11-29 03:17:13,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2364 states, 2072 states have (on average 1.1973938223938223) internal successors, (2481), 2090 states have internal predecessors, (2481), 208 states have call successors, (208), 83 states have call predecessors, (208), 83 states have return successors, (208), 190 states have call predecessors, (208), 208 states have call successors, (208) [2023-11-29 03:17:13,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 2364 states and 2897 transitions. [2023-11-29 03:17:13,049 INFO L78 Accepts]: Start accepts. Automaton has 2364 states and 2897 transitions. Word has length 131 [2023-11-29 03:17:13,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:17:13,049 INFO L495 AbstractCegarLoop]: Abstraction has 2364 states and 2897 transitions. [2023-11-29 03:17:13,050 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, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:17:13,050 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 2897 transitions. [2023-11-29 03:17:13,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 03:17:13,051 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:17:13,051 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:17:13,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:17:13,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:17:13,251 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:17:13,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:17:13,252 INFO L85 PathProgramCache]: Analyzing trace with hash 761548402, now seen corresponding path program 1 times [2023-11-29 03:17:13,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:17:13,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [782621796] [2023-11-29 03:17:13,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:17:13,252 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 03:17:13,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:17:13,253 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:17:13,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:17:13,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:17:13,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-29 03:17:13,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:17:13,743 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 1 [2023-11-29 03:17:13,748 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 1 [2023-11-29 03:17:13,754 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 1 [2023-11-29 03:17:13,759 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 1 [2023-11-29 03:17:13,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 21 [2023-11-29 03:17:13,935 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:17:13,935 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 37 treesize of output 17 [2023-11-29 03:17:14,150 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-29 03:17:14,151 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:17:14,151 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:17:14,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [782621796] [2023-11-29 03:17:14,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [782621796] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:17:14,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:17:14,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-29 03:17:14,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361587258] [2023-11-29 03:17:14,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:17:14,152 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 03:17:14,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:17:14,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 03:17:14,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:17:14,153 INFO L87 Difference]: Start difference. First operand 2364 states and 2897 transitions. Second operand has 10 states, 10 states have (on average 6.4) internal successors, (64), 10 states have internal predecessors, (64), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:17:16,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:17:16,467 INFO L93 Difference]: Finished difference Result 4779 states and 5804 transitions. [2023-11-29 03:17:16,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 03:17:16,467 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.4) internal successors, (64), 10 states have internal predecessors, (64), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 131 [2023-11-29 03:17:16,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:17:16,474 INFO L225 Difference]: With dead ends: 4779 [2023-11-29 03:17:16,474 INFO L226 Difference]: Without dead ends: 2854 [2023-11-29 03:17:16,477 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2023-11-29 03:17:16,477 INFO L413 NwaCegarLoop]: 196 mSDtfsCounter, 137 mSDsluCounter, 1224 mSDsCounter, 0 mSdLazyCounter, 340 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 1420 SdHoareTripleChecker+Invalid, 344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-29 03:17:16,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 1420 Invalid, 344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 340 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-29 03:17:16,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2854 states. [2023-11-29 03:17:16,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2854 to 2826. [2023-11-29 03:17:16,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2826 states, 2420 states have (on average 1.1805785123966943) internal successors, (2857), 2450 states have internal predecessors, (2857), 282 states have call successors, (282), 123 states have call predecessors, (282), 123 states have return successors, (282), 252 states have call predecessors, (282), 282 states have call successors, (282) [2023-11-29 03:17:16,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 2826 states and 3421 transitions. [2023-11-29 03:17:16,843 INFO L78 Accepts]: Start accepts. Automaton has 2826 states and 3421 transitions. Word has length 131 [2023-11-29 03:17:16,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:17:16,843 INFO L495 AbstractCegarLoop]: Abstraction has 2826 states and 3421 transitions. [2023-11-29 03:17:16,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.4) internal successors, (64), 10 states have internal predecessors, (64), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 03:17:16,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2826 states and 3421 transitions. [2023-11-29 03:17:16,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 03:17:16,844 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:17:16,844 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:17:16,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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)] Ended with exit code 0 [2023-11-29 03:17:17,045 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:17:17,045 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:17:17,045 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:17:17,045 INFO L85 PathProgramCache]: Analyzing trace with hash 1776866657, now seen corresponding path program 1 times [2023-11-29 03:17:17,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:17:17,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1819601191] [2023-11-29 03:17:17,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:17:17,046 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 03:17:17,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:17:17,047 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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 03:17:17,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57606cb0-6024-4241-a5c8-ce951fe513be/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)] Waiting until timeout for monitored process [2023-11-29 03:17:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:17:17,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 03:17:17,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:18:15,004 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:18:15,004 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 220 treesize of output 76