./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-53.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB --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 8e24809269f51bce916d93021d3fd241dd9f82f81ed2d62c2bdb32d3cd025077 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:28:47,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:28:47,977 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 23:28:47,982 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:28:47,982 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:28:48,021 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:28:48,022 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:28:48,022 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:28:48,025 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:28:48,025 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:28:48,026 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:28:48,026 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:28:48,027 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:28:48,027 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:28:48,027 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:28:48,027 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:28:48,027 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:28:48,027 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:28:48,027 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 23:28:48,027 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:28:48,028 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:28:48,028 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:28:48,028 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:28:48,028 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:28:48,028 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:28:48,028 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:28:48,028 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:28:48,028 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:28:48,028 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:28:48,028 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:28:48,029 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:28:48,029 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:28:48,029 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:28:48,029 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:28:48,030 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:28:48,030 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:28:48,030 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:28:48,030 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:28:48,030 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:28:48,030 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:28:48,030 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:28:48,030 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:28:48,030 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 23:28:48,030 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 23:28:48,031 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:28:48,031 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:28:48,031 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:28:48,031 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:28:48,031 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 8e24809269f51bce916d93021d3fd241dd9f82f81ed2d62c2bdb32d3cd025077 [2024-11-27 23:28:48,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:28:48,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:28:48,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:28:48,359 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:28:48,359 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:28:48,360 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-53.i [2024-11-27 23:28:51,717 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/data/2e8be8614/a79f8c7f10c64648a7bf068b23e89c76/FLAG7176a857e [2024-11-27 23:28:52,085 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:28:52,085 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-53.i [2024-11-27 23:28:52,096 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/data/2e8be8614/a79f8c7f10c64648a7bf068b23e89c76/FLAG7176a857e [2024-11-27 23:28:52,114 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/data/2e8be8614/a79f8c7f10c64648a7bf068b23e89c76 [2024-11-27 23:28:52,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:28:52,119 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:28:52,120 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:28:52,121 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:28:52,126 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:28:52,127 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:28:52" (1/1) ... [2024-11-27 23:28:52,128 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49c32d71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:28:52, skipping insertion in model container [2024-11-27 23:28:52,128 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:28:52" (1/1) ... [2024-11-27 23:28:52,161 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:28:52,376 WARN L250 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_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-53.i[916,929] [2024-11-27 23:28:52,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:28:52,516 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:28:52,537 WARN L250 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_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-53.i[916,929] [2024-11-27 23:28:52,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:28:52,630 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:28:52,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:28:52 WrapperNode [2024-11-27 23:28:52,635 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:28:52,636 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:28:52,638 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:28:52,638 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:28:52,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:28:52" (1/1) ... [2024-11-27 23:28:52,662 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:28:52" (1/1) ... [2024-11-27 23:28:52,727 INFO L138 Inliner]: procedures = 29, calls = 177, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 527 [2024-11-27 23:28:52,728 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:28:52,732 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:28:52,733 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:28:52,733 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:28:52,747 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:28:52" (1/1) ... [2024-11-27 23:28:52,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:28:52" (1/1) ... [2024-11-27 23:28:52,759 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:28:52" (1/1) ... [2024-11-27 23:28:52,798 INFO L175 MemorySlicer]: Split 133 memory accesses to 16 slices as follows [2, 3, 12, 12, 6, 5, 10, 7, 10, 10, 12, 17, 6, 10, 5, 6]. 13 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. The 18 writes are split as follows [0, 1, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 2, 1]. [2024-11-27 23:28:52,799 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:28:52" (1/1) ... [2024-11-27 23:28:52,799 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:28:52" (1/1) ... [2024-11-27 23:28:52,823 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:28:52" (1/1) ... [2024-11-27 23:28:52,825 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:28:52" (1/1) ... [2024-11-27 23:28:52,830 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:28:52" (1/1) ... [2024-11-27 23:28:52,836 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:28:52" (1/1) ... [2024-11-27 23:28:52,839 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:28:52" (1/1) ... [2024-11-27 23:28:52,847 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:28:52,848 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:28:52,848 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:28:52,848 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:28:52,850 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:28:52" (1/1) ... [2024-11-27 23:28:52,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:28:52,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:28:52,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:28:52,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:28:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:28:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-27 23:28:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-27 23:28:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-27 23:28:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-27 23:28:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-27 23:28:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-11-27 23:28:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2024-11-27 23:28:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2024-11-27 23:28:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2024-11-27 23:28:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2024-11-27 23:28:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#10 [2024-11-27 23:28:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#11 [2024-11-27 23:28:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#12 [2024-11-27 23:28:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#13 [2024-11-27 23:28:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#14 [2024-11-27 23:28:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#15 [2024-11-27 23:28:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-27 23:28:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-27 23:28:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-27 23:28:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-27 23:28:52,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-27 23:28:52,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-27 23:28:52,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-27 23:28:52,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-27 23:28:52,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-27 23:28:52,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-27 23:28:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-27 23:28:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-27 23:28:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-27 23:28:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-27 23:28:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-27 23:28:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-27 23:28:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-27 23:28:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-27 23:28:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-27 23:28:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-27 23:28:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-27 23:28:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-11-27 23:28:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2024-11-27 23:28:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2024-11-27 23:28:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2024-11-27 23:28:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#9 [2024-11-27 23:28:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#10 [2024-11-27 23:28:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#11 [2024-11-27 23:28:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#12 [2024-11-27 23:28:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#13 [2024-11-27 23:28:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#14 [2024-11-27 23:28:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#15 [2024-11-27 23:28:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-27 23:28:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-27 23:28:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-27 23:28:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-27 23:28:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-27 23:28:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-27 23:28:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-27 23:28:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-27 23:28:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-27 23:28:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-27 23:28:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-27 23:28:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-27 23:28:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-27 23:28:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-27 23:28:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-27 23:28:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-27 23:28:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-27 23:28:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-27 23:28:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-27 23:28:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-27 23:28:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-27 23:28:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-11-27 23:28:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2024-11-27 23:28:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#7 [2024-11-27 23:28:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#8 [2024-11-27 23:28:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#9 [2024-11-27 23:28:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#10 [2024-11-27 23:28:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#11 [2024-11-27 23:28:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#12 [2024-11-27 23:28:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#13 [2024-11-27 23:28:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#14 [2024-11-27 23:28:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#15 [2024-11-27 23:28:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 23:28:52,939 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 23:28:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 23:28:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-27 23:28:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-27 23:28:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-27 23:28:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-27 23:28:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-27 23:28:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-27 23:28:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-27 23:28:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-27 23:28:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-27 23:28:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-27 23:28:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-27 23:28:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-27 23:28:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-27 23:28:52,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-27 23:28:52,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-27 23:28:52,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:28:52,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:28:53,237 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:28:53,241 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:28:54,064 INFO L? ?]: Removed 117 outVars from TransFormulas that were not future-live. [2024-11-27 23:28:54,064 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:28:54,085 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:28:54,085 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 23:28:54,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:28:54 BoogieIcfgContainer [2024-11-27 23:28:54,086 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:28:54,089 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:28:54,090 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:28:54,096 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:28:54,096 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:28:52" (1/3) ... [2024-11-27 23:28:54,097 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20575c3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:28:54, skipping insertion in model container [2024-11-27 23:28:54,097 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:28:52" (2/3) ... [2024-11-27 23:28:54,097 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20575c3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:28:54, skipping insertion in model container [2024-11-27 23:28:54,098 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:28:54" (3/3) ... [2024-11-27 23:28:54,099 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-53.i [2024-11-27 23:28:54,119 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:28:54,120 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-p_file-53.i that has 2 procedures, 112 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 23:28:54,219 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:28:54,235 INFO L333 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, 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;@7a01437, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:28:54,236 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 23:28:54,243 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 91 states have (on average 1.4065934065934067) internal successors, (128), 92 states have internal predecessors, (128), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-27 23:28:54,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-27 23:28:54,262 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:28:54,263 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:28:54,264 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:28:54,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:28:54,271 INFO L85 PathProgramCache]: Analyzing trace with hash -1513522922, now seen corresponding path program 1 times [2024-11-27 23:28:54,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:28:54,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507018700] [2024-11-27 23:28:54,281 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:28:54,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:28:54,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:28:54,872 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2024-11-27 23:28:54,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:28:54,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507018700] [2024-11-27 23:28:54,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507018700] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:28:54,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [198352718] [2024-11-27 23:28:54,878 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:28:54,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:28:54,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:28:54,886 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:28:54,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 23:28:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:28:55,442 INFO L256 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 23:28:55,452 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:28:55,481 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2024-11-27 23:28:55,481 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:28:55,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [198352718] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:28:55,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:28:55,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-27 23:28:55,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19293641] [2024-11-27 23:28:55,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:28:55,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 23:28:55,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:28:55,515 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 23:28:55,516 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:28:55,519 INFO L87 Difference]: Start difference. First operand has 112 states, 91 states have (on average 1.4065934065934067) internal successors, (128), 92 states have internal predecessors, (128), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-27 23:28:55,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:28:55,564 INFO L93 Difference]: Finished difference Result 217 states and 340 transitions. [2024-11-27 23:28:55,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 23:28:55,568 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) Word has length 140 [2024-11-27 23:28:55,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:28:55,580 INFO L225 Difference]: With dead ends: 217 [2024-11-27 23:28:55,580 INFO L226 Difference]: Without dead ends: 108 [2024-11-27 23:28:55,586 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:28:55,592 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:28:55,593 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:28:55,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-27 23:28:55,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-11-27 23:28:55,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 88 states have (on average 1.3522727272727273) internal successors, (119), 88 states have internal predecessors, (119), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-27 23:28:55,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 155 transitions. [2024-11-27 23:28:55,659 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 155 transitions. Word has length 140 [2024-11-27 23:28:55,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:28:55,659 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 155 transitions. [2024-11-27 23:28:55,660 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-27 23:28:55,660 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 155 transitions. [2024-11-27 23:28:55,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-27 23:28:55,664 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:28:55,664 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:28:55,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-27 23:28:55,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-27 23:28:55,865 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:28:55,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:28:55,866 INFO L85 PathProgramCache]: Analyzing trace with hash -202382474, now seen corresponding path program 1 times [2024-11-27 23:28:55,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:28:55,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512989238] [2024-11-27 23:28:55,866 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:28:55,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:28:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:28:56,921 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:28:56,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:28:56,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512989238] [2024-11-27 23:28:56,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512989238] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:28:56,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:28:56,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:28:56,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663640769] [2024-11-27 23:28:56,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:28:56,927 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:28:56,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:28:56,928 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:28:56,928 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:28:56,929 INFO L87 Difference]: Start difference. First operand 108 states and 155 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:28:56,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:28:56,984 INFO L93 Difference]: Finished difference Result 213 states and 307 transitions. [2024-11-27 23:28:56,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:28:56,985 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 140 [2024-11-27 23:28:56,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:28:56,987 INFO L225 Difference]: With dead ends: 213 [2024-11-27 23:28:56,987 INFO L226 Difference]: Without dead ends: 108 [2024-11-27 23:28:56,992 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:28:56,993 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 0 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:28:56,993 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 302 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:28:56,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-27 23:28:57,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-11-27 23:28:57,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 88 states have (on average 1.3409090909090908) internal successors, (118), 88 states have internal predecessors, (118), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-27 23:28:57,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 154 transitions. [2024-11-27 23:28:57,019 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 154 transitions. Word has length 140 [2024-11-27 23:28:57,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:28:57,021 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 154 transitions. [2024-11-27 23:28:57,021 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:28:57,021 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 154 transitions. [2024-11-27 23:28:57,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-27 23:28:57,026 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:28:57,029 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:28:57,029 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 23:28:57,030 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:28:57,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:28:57,031 INFO L85 PathProgramCache]: Analyzing trace with hash -1223450828, now seen corresponding path program 1 times [2024-11-27 23:28:57,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:28:57,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015853180] [2024-11-27 23:28:57,031 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:28:57,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:28:57,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:28:59,227 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:28:59,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:28:59,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015853180] [2024-11-27 23:28:59,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015853180] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:28:59,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:28:59,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-27 23:28:59,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403516536] [2024-11-27 23:28:59,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:28:59,231 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-27 23:28:59,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:28:59,232 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-27 23:28:59,232 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-27 23:28:59,232 INFO L87 Difference]: Start difference. First operand 108 states and 154 transitions. Second operand has 8 states, 7 states have (on average 7.571428571428571) internal successors, (53), 8 states have internal predecessors, (53), 4 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-27 23:28:59,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:28:59,819 INFO L93 Difference]: Finished difference Result 219 states and 311 transitions. [2024-11-27 23:28:59,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 23:28:59,820 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 7.571428571428571) internal successors, (53), 8 states have internal predecessors, (53), 4 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) Word has length 140 [2024-11-27 23:28:59,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:28:59,823 INFO L225 Difference]: With dead ends: 219 [2024-11-27 23:28:59,823 INFO L226 Difference]: Without dead ends: 114 [2024-11-27 23:28:59,824 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2024-11-27 23:28:59,825 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 328 mSDsluCounter, 405 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 328 SdHoareTripleChecker+Valid, 546 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-27 23:28:59,825 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [328 Valid, 546 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-27 23:28:59,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-11-27 23:28:59,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2024-11-27 23:28:59,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 93 states have (on average 1.3225806451612903) internal successors, (123), 93 states have internal predecessors, (123), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-27 23:28:59,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 159 transitions. [2024-11-27 23:28:59,871 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 159 transitions. Word has length 140 [2024-11-27 23:28:59,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:28:59,872 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 159 transitions. [2024-11-27 23:28:59,873 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 7.571428571428571) internal successors, (53), 8 states have internal predecessors, (53), 4 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-27 23:28:59,873 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 159 transitions. [2024-11-27 23:28:59,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-27 23:28:59,878 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:28:59,880 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:28:59,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 23:28:59,881 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:28:59,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:28:59,883 INFO L85 PathProgramCache]: Analyzing trace with hash -522386250, now seen corresponding path program 1 times [2024-11-27 23:28:59,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:28:59,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408029905] [2024-11-27 23:28:59,883 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:28:59,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:03,499 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:29:03,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:03,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408029905] [2024-11-27 23:29:03,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408029905] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:03,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:03,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-27 23:29:03,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624554330] [2024-11-27 23:29:03,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:03,501 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-27 23:29:03,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:03,502 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-27 23:29:03,502 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-27 23:29:03,502 INFO L87 Difference]: Start difference. First operand 114 states and 159 transitions. Second operand has 11 states, 9 states have (on average 5.888888888888889) internal successors, (53), 10 states have internal predecessors, (53), 3 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-27 23:29:04,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:04,451 INFO L93 Difference]: Finished difference Result 337 states and 472 transitions. [2024-11-27 23:29:04,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-27 23:29:04,452 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 5.888888888888889) internal successors, (53), 10 states have internal predecessors, (53), 3 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) Word has length 140 [2024-11-27 23:29:04,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:04,454 INFO L225 Difference]: With dead ends: 337 [2024-11-27 23:29:04,455 INFO L226 Difference]: Without dead ends: 226 [2024-11-27 23:29:04,456 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-27 23:29:04,457 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 320 mSDsluCounter, 908 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 1062 SdHoareTripleChecker+Invalid, 413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:04,458 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [320 Valid, 1062 Invalid, 413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 374 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-27 23:29:04,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2024-11-27 23:29:04,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 219. [2024-11-27 23:29:04,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 178 states have (on average 1.3258426966292134) internal successors, (236), 178 states have internal predecessors, (236), 36 states have call successors, (36), 4 states have call predecessors, (36), 4 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-27 23:29:04,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 308 transitions. [2024-11-27 23:29:04,506 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 308 transitions. Word has length 140 [2024-11-27 23:29:04,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:04,507 INFO L471 AbstractCegarLoop]: Abstraction has 219 states and 308 transitions. [2024-11-27 23:29:04,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 5.888888888888889) internal successors, (53), 10 states have internal predecessors, (53), 3 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-27 23:29:04,508 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 308 transitions. [2024-11-27 23:29:04,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-27 23:29:04,510 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:04,512 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:04,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-27 23:29:04,513 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:04,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:04,513 INFO L85 PathProgramCache]: Analyzing trace with hash -1166428163, now seen corresponding path program 1 times [2024-11-27 23:29:04,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:04,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571224233] [2024-11-27 23:29:04,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:04,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:04,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:06,478 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:29:06,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:06,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571224233] [2024-11-27 23:29:06,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571224233] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:06,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:06,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-27 23:29:06,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051713208] [2024-11-27 23:29:06,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:06,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-27 23:29:06,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:06,480 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-27 23:29:06,481 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-27 23:29:06,481 INFO L87 Difference]: Start difference. First operand 219 states and 308 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:29:06,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:06,955 INFO L93 Difference]: Finished difference Result 330 states and 463 transitions. [2024-11-27 23:29:06,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 23:29:06,956 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 142 [2024-11-27 23:29:06,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:06,958 INFO L225 Difference]: With dead ends: 330 [2024-11-27 23:29:06,959 INFO L226 Difference]: Without dead ends: 219 [2024-11-27 23:29:06,962 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-11-27 23:29:06,963 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 202 mSDsluCounter, 404 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 539 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:06,964 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 539 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 164 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-27 23:29:06,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2024-11-27 23:29:07,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 112. [2024-11-27 23:29:07,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 91 states have (on average 1.3076923076923077) internal successors, (119), 91 states have internal predecessors, (119), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-27 23:29:07,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 155 transitions. [2024-11-27 23:29:07,015 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 155 transitions. Word has length 142 [2024-11-27 23:29:07,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:07,018 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 155 transitions. [2024-11-27 23:29:07,018 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:29:07,018 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 155 transitions. [2024-11-27 23:29:07,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-27 23:29:07,020 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:07,021 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:07,021 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-27 23:29:07,021 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:07,021 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:07,022 INFO L85 PathProgramCache]: Analyzing trace with hash -980903822, now seen corresponding path program 1 times [2024-11-27 23:29:07,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:07,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768226332] [2024-11-27 23:29:07,022 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:07,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:07,510 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:29:07,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:07,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768226332] [2024-11-27 23:29:07,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768226332] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:07,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:07,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 23:29:07,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862232869] [2024-11-27 23:29:07,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:07,512 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 23:29:07,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:07,512 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 23:29:07,513 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 23:29:07,514 INFO L87 Difference]: Start difference. First operand 112 states and 155 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:29:07,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:07,593 INFO L93 Difference]: Finished difference Result 221 states and 307 transitions. [2024-11-27 23:29:07,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 23:29:07,597 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 145 [2024-11-27 23:29:07,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:07,599 INFO L225 Difference]: With dead ends: 221 [2024-11-27 23:29:07,599 INFO L226 Difference]: Without dead ends: 112 [2024-11-27 23:29:07,599 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 23:29:07,600 INFO L435 NwaCegarLoop]: 149 mSDtfsCounter, 0 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:07,604 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 433 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:29:07,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-11-27 23:29:07,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2024-11-27 23:29:07,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 91 states have (on average 1.2967032967032968) internal successors, (118), 91 states have internal predecessors, (118), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-27 23:29:07,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 154 transitions. [2024-11-27 23:29:07,643 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 154 transitions. Word has length 145 [2024-11-27 23:29:07,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:07,647 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 154 transitions. [2024-11-27 23:29:07,647 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:29:07,647 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 154 transitions. [2024-11-27 23:29:07,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-27 23:29:07,650 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:07,650 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:07,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-27 23:29:07,650 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:07,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:07,654 INFO L85 PathProgramCache]: Analyzing trace with hash -1567709836, now seen corresponding path program 1 times [2024-11-27 23:29:07,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:07,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559523509] [2024-11-27 23:29:07,655 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:07,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:07,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:09,115 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:29:09,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:09,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559523509] [2024-11-27 23:29:09,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559523509] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:09,116 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:09,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-27 23:29:09,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491331711] [2024-11-27 23:29:09,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:09,117 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-27 23:29:09,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:09,118 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-27 23:29:09,118 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-27 23:29:09,118 INFO L87 Difference]: Start difference. First operand 112 states and 154 transitions. Second operand has 10 states, 8 states have (on average 7.25) internal successors, (58), 9 states have internal predecessors, (58), 4 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-27 23:29:10,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:10,038 INFO L93 Difference]: Finished difference Result 299 states and 409 transitions. [2024-11-27 23:29:10,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-27 23:29:10,039 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 7.25) internal successors, (58), 9 states have internal predecessors, (58), 4 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) Word has length 145 [2024-11-27 23:29:10,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:10,041 INFO L225 Difference]: With dead ends: 299 [2024-11-27 23:29:10,041 INFO L226 Difference]: Without dead ends: 190 [2024-11-27 23:29:10,042 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2024-11-27 23:29:10,043 INFO L435 NwaCegarLoop]: 198 mSDtfsCounter, 345 mSDsluCounter, 950 mSDsCounter, 0 mSdLazyCounter, 308 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 345 SdHoareTripleChecker+Valid, 1148 SdHoareTripleChecker+Invalid, 357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:10,044 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [345 Valid, 1148 Invalid, 357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 308 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-27 23:29:10,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2024-11-27 23:29:10,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 187. [2024-11-27 23:29:10,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 154 states have (on average 1.2922077922077921) internal successors, (199), 155 states have internal predecessors, (199), 28 states have call successors, (28), 4 states have call predecessors, (28), 4 states have return successors, (28), 27 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-27 23:29:10,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 255 transitions. [2024-11-27 23:29:10,098 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 255 transitions. Word has length 145 [2024-11-27 23:29:10,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:10,099 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 255 transitions. [2024-11-27 23:29:10,099 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 7.25) internal successors, (58), 9 states have internal predecessors, (58), 4 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-27 23:29:10,099 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 255 transitions. [2024-11-27 23:29:10,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-27 23:29:10,101 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:10,101 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:10,102 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-27 23:29:10,102 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:10,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:10,103 INFO L85 PathProgramCache]: Analyzing trace with hash -632074444, now seen corresponding path program 1 times [2024-11-27 23:29:10,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:10,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893944966] [2024-11-27 23:29:10,103 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:10,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:10,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:11,483 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:29:11,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:11,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893944966] [2024-11-27 23:29:11,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893944966] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:11,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:11,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-27 23:29:11,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289471458] [2024-11-27 23:29:11,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:11,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-27 23:29:11,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:11,485 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-27 23:29:11,486 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-27 23:29:11,486 INFO L87 Difference]: Start difference. First operand 187 states and 255 transitions. Second operand has 10 states, 10 states have (on average 5.9) internal successors, (59), 10 states have internal predecessors, (59), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:29:12,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:12,266 INFO L93 Difference]: Finished difference Result 607 states and 829 transitions. [2024-11-27 23:29:12,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-27 23:29:12,267 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.9) internal successors, (59), 10 states have internal predecessors, (59), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 146 [2024-11-27 23:29:12,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:12,272 INFO L225 Difference]: With dead ends: 607 [2024-11-27 23:29:12,272 INFO L226 Difference]: Without dead ends: 423 [2024-11-27 23:29:12,273 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2024-11-27 23:29:12,274 INFO L435 NwaCegarLoop]: 158 mSDtfsCounter, 162 mSDsluCounter, 999 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 1157 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:12,274 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 1157 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-27 23:29:12,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2024-11-27 23:29:12,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 416. [2024-11-27 23:29:12,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 416 states, 348 states have (on average 1.3074712643678161) internal successors, (455), 351 states have internal predecessors, (455), 58 states have call successors, (58), 9 states have call predecessors, (58), 9 states have return successors, (58), 55 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-27 23:29:12,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 571 transitions. [2024-11-27 23:29:12,385 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 571 transitions. Word has length 146 [2024-11-27 23:29:12,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:12,386 INFO L471 AbstractCegarLoop]: Abstraction has 416 states and 571 transitions. [2024-11-27 23:29:12,386 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.9) internal successors, (59), 10 states have internal predecessors, (59), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:29:12,387 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 571 transitions. [2024-11-27 23:29:12,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-27 23:29:12,389 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:12,389 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:12,389 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-27 23:29:12,390 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:12,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:12,390 INFO L85 PathProgramCache]: Analyzing trace with hash 68990134, now seen corresponding path program 1 times [2024-11-27 23:29:12,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:12,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534209351] [2024-11-27 23:29:12,391 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:12,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:12,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:14,207 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:29:14,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:14,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534209351] [2024-11-27 23:29:14,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534209351] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:14,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:14,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-27 23:29:14,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910140434] [2024-11-27 23:29:14,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:14,209 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-27 23:29:14,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:14,210 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-27 23:29:14,210 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-11-27 23:29:14,211 INFO L87 Difference]: Start difference. First operand 416 states and 571 transitions. Second operand has 13 states, 11 states have (on average 5.363636363636363) internal successors, (59), 12 states have internal predecessors, (59), 3 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-27 23:29:15,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:15,657 INFO L93 Difference]: Finished difference Result 874 states and 1195 transitions. [2024-11-27 23:29:15,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-27 23:29:15,658 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 5.363636363636363) internal successors, (59), 12 states have internal predecessors, (59), 3 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) Word has length 146 [2024-11-27 23:29:15,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:15,662 INFO L225 Difference]: With dead ends: 874 [2024-11-27 23:29:15,665 INFO L226 Difference]: Without dead ends: 461 [2024-11-27 23:29:15,666 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=90, Invalid=330, Unknown=0, NotChecked=0, Total=420 [2024-11-27 23:29:15,667 INFO L435 NwaCegarLoop]: 145 mSDtfsCounter, 243 mSDsluCounter, 1279 mSDsCounter, 0 mSdLazyCounter, 512 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 1424 SdHoareTripleChecker+Invalid, 517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:15,671 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 1424 Invalid, 517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 512 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-27 23:29:15,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2024-11-27 23:29:15,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 423. [2024-11-27 23:29:15,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 423 states, 355 states have (on average 1.3014084507042254) internal successors, (462), 358 states have internal predecessors, (462), 58 states have call successors, (58), 9 states have call predecessors, (58), 9 states have return successors, (58), 55 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-27 23:29:15,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 578 transitions. [2024-11-27 23:29:15,786 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 578 transitions. Word has length 146 [2024-11-27 23:29:15,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:15,787 INFO L471 AbstractCegarLoop]: Abstraction has 423 states and 578 transitions. [2024-11-27 23:29:15,788 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 5.363636363636363) internal successors, (59), 12 states have internal predecessors, (59), 3 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-27 23:29:15,788 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 578 transitions. [2024-11-27 23:29:15,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-27 23:29:15,790 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:15,790 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:15,791 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-27 23:29:15,791 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:15,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:15,792 INFO L85 PathProgramCache]: Analyzing trace with hash -1449722894, now seen corresponding path program 1 times [2024-11-27 23:29:15,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:15,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089912974] [2024-11-27 23:29:15,792 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:15,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:15,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:16,644 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:29:16,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:16,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089912974] [2024-11-27 23:29:16,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089912974] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:16,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:16,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-27 23:29:16,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631493033] [2024-11-27 23:29:16,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:16,646 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-27 23:29:16,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:16,647 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-27 23:29:16,647 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-27 23:29:16,647 INFO L87 Difference]: Start difference. First operand 423 states and 578 transitions. Second operand has 9 states, 7 states have (on average 8.428571428571429) internal successors, (59), 8 states have internal predecessors, (59), 3 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-27 23:29:17,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:17,234 INFO L93 Difference]: Finished difference Result 955 states and 1304 transitions. [2024-11-27 23:29:17,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-27 23:29:17,235 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 7 states have (on average 8.428571428571429) internal successors, (59), 8 states have internal predecessors, (59), 3 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) Word has length 146 [2024-11-27 23:29:17,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:17,240 INFO L225 Difference]: With dead ends: 955 [2024-11-27 23:29:17,240 INFO L226 Difference]: Without dead ends: 535 [2024-11-27 23:29:17,242 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2024-11-27 23:29:17,243 INFO L435 NwaCegarLoop]: 175 mSDtfsCounter, 211 mSDsluCounter, 674 mSDsCounter, 0 mSdLazyCounter, 260 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 849 SdHoareTripleChecker+Invalid, 264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:17,243 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 849 Invalid, 264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 260 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-27 23:29:17,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2024-11-27 23:29:17,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 443. [2024-11-27 23:29:17,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 443 states, 375 states have (on average 1.2933333333333332) internal successors, (485), 378 states have internal predecessors, (485), 58 states have call successors, (58), 9 states have call predecessors, (58), 9 states have return successors, (58), 55 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-27 23:29:17,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 601 transitions. [2024-11-27 23:29:17,371 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 601 transitions. Word has length 146 [2024-11-27 23:29:17,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:17,373 INFO L471 AbstractCegarLoop]: Abstraction has 443 states and 601 transitions. [2024-11-27 23:29:17,373 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 7 states have (on average 8.428571428571429) internal successors, (59), 8 states have internal predecessors, (59), 3 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-27 23:29:17,374 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 601 transitions. [2024-11-27 23:29:17,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-27 23:29:17,380 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:17,380 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:17,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-27 23:29:17,380 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:17,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:17,381 INFO L85 PathProgramCache]: Analyzing trace with hash -748658316, now seen corresponding path program 1 times [2024-11-27 23:29:17,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:17,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518271523] [2024-11-27 23:29:17,381 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:17,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:17,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:19,010 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:29:19,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:19,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518271523] [2024-11-27 23:29:19,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518271523] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:19,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:19,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-27 23:29:19,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383061431] [2024-11-27 23:29:19,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:19,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-27 23:29:19,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:19,013 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-27 23:29:19,013 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-11-27 23:29:19,013 INFO L87 Difference]: Start difference. First operand 443 states and 601 transitions. Second operand has 12 states, 11 states have (on average 5.363636363636363) internal successors, (59), 12 states have internal predecessors, (59), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-27 23:29:20,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:20,080 INFO L93 Difference]: Finished difference Result 891 states and 1205 transitions. [2024-11-27 23:29:20,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-27 23:29:20,082 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 5.363636363636363) internal successors, (59), 12 states have internal predecessors, (59), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) Word has length 146 [2024-11-27 23:29:20,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:20,089 INFO L225 Difference]: With dead ends: 891 [2024-11-27 23:29:20,089 INFO L226 Difference]: Without dead ends: 451 [2024-11-27 23:29:20,091 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2024-11-27 23:29:20,093 INFO L435 NwaCegarLoop]: 177 mSDtfsCounter, 276 mSDsluCounter, 1240 mSDsCounter, 0 mSdLazyCounter, 520 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 276 SdHoareTripleChecker+Valid, 1417 SdHoareTripleChecker+Invalid, 541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 520 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:20,093 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [276 Valid, 1417 Invalid, 541 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 520 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-27 23:29:20,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2024-11-27 23:29:20,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 443. [2024-11-27 23:29:20,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 443 states, 375 states have (on average 1.2906666666666666) internal successors, (484), 378 states have internal predecessors, (484), 58 states have call successors, (58), 9 states have call predecessors, (58), 9 states have return successors, (58), 55 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-27 23:29:20,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 600 transitions. [2024-11-27 23:29:20,193 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 600 transitions. Word has length 146 [2024-11-27 23:29:20,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:20,193 INFO L471 AbstractCegarLoop]: Abstraction has 443 states and 600 transitions. [2024-11-27 23:29:20,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 5.363636363636363) internal successors, (59), 12 states have internal predecessors, (59), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-27 23:29:20,194 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 600 transitions. [2024-11-27 23:29:20,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-27 23:29:20,199 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:20,199 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:20,199 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-27 23:29:20,199 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:20,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:20,200 INFO L85 PathProgramCache]: Analyzing trace with hash -1590857722, now seen corresponding path program 1 times [2024-11-27 23:29:20,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:20,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474716] [2024-11-27 23:29:20,200 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:20,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:20,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:20,511 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 12 proven. 39 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-27 23:29:20,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:20,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474716] [2024-11-27 23:29:20,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474716] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:29:20,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [683197256] [2024-11-27 23:29:20,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:20,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:29:20,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:29:20,515 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:29:20,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-27 23:29:20,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:20,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 23:29:20,967 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:29:21,014 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:29:21,015 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:29:21,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [683197256] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:21,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:29:21,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 8 [2024-11-27 23:29:21,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442235104] [2024-11-27 23:29:21,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:21,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:29:21,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:21,017 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:29:21,017 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-27 23:29:21,018 INFO L87 Difference]: Start difference. First operand 443 states and 600 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:29:21,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:21,152 INFO L93 Difference]: Finished difference Result 898 states and 1217 transitions. [2024-11-27 23:29:21,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:29:21,153 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 147 [2024-11-27 23:29:21,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:21,157 INFO L225 Difference]: With dead ends: 898 [2024-11-27 23:29:21,157 INFO L226 Difference]: Without dead ends: 458 [2024-11-27 23:29:21,159 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-27 23:29:21,160 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 0 mSDsluCounter, 428 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 576 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:21,160 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 576 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:29:21,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2024-11-27 23:29:21,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 458. [2024-11-27 23:29:21,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 458 states, 390 states have (on average 1.2794871794871794) internal successors, (499), 393 states have internal predecessors, (499), 58 states have call successors, (58), 9 states have call predecessors, (58), 9 states have return successors, (58), 55 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-27 23:29:21,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 615 transitions. [2024-11-27 23:29:21,243 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 615 transitions. Word has length 147 [2024-11-27 23:29:21,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:21,244 INFO L471 AbstractCegarLoop]: Abstraction has 458 states and 615 transitions. [2024-11-27 23:29:21,244 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:29:21,245 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 615 transitions. [2024-11-27 23:29:21,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-27 23:29:21,247 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:21,248 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:21,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-27 23:29:21,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:29:21,449 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:21,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:21,449 INFO L85 PathProgramCache]: Analyzing trace with hash -529522224, now seen corresponding path program 1 times [2024-11-27 23:29:21,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:21,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452146032] [2024-11-27 23:29:21,450 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:21,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:21,765 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 12 proven. 39 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-27 23:29:21,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:21,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452146032] [2024-11-27 23:29:21,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452146032] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:29:21,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [600060152] [2024-11-27 23:29:21,765 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:21,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:29:21,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:29:21,770 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:29:21,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-27 23:29:22,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:22,204 INFO L256 TraceCheckSpWp]: Trace formula consists of 659 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-27 23:29:22,214 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:29:22,286 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:29:22,286 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:29:22,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [600060152] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:22,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:29:22,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 10 [2024-11-27 23:29:22,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786057252] [2024-11-27 23:29:22,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:22,289 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 23:29:22,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:22,290 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 23:29:22,290 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-27 23:29:22,291 INFO L87 Difference]: Start difference. First operand 458 states and 615 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:29:22,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:22,410 INFO L93 Difference]: Finished difference Result 933 states and 1252 transitions. [2024-11-27 23:29:22,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-27 23:29:22,411 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 147 [2024-11-27 23:29:22,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:22,419 INFO L225 Difference]: With dead ends: 933 [2024-11-27 23:29:22,419 INFO L226 Difference]: Without dead ends: 478 [2024-11-27 23:29:22,421 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-27 23:29:22,421 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 0 mSDsluCounter, 575 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 725 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:22,421 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 725 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:29:22,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478 states. [2024-11-27 23:29:22,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478 to 472. [2024-11-27 23:29:22,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 472 states, 404 states have (on average 1.2698019801980198) internal successors, (513), 407 states have internal predecessors, (513), 58 states have call successors, (58), 9 states have call predecessors, (58), 9 states have return successors, (58), 55 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-27 23:29:22,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 629 transitions. [2024-11-27 23:29:22,503 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 629 transitions. Word has length 147 [2024-11-27 23:29:22,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:22,504 INFO L471 AbstractCegarLoop]: Abstraction has 472 states and 629 transitions. [2024-11-27 23:29:22,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:29:22,504 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 629 transitions. [2024-11-27 23:29:22,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-27 23:29:22,508 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:22,509 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:22,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-27 23:29:22,709 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:29:22,710 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:22,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:22,711 INFO L85 PathProgramCache]: Analyzing trace with hash -1237831365, now seen corresponding path program 1 times [2024-11-27 23:29:22,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:22,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746887101] [2024-11-27 23:29:22,711 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:22,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:22,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:26,028 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:29:26,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:26,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746887101] [2024-11-27 23:29:26,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746887101] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:26,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:26,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-27 23:29:26,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443932856] [2024-11-27 23:29:26,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:26,030 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-27 23:29:26,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:26,031 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-27 23:29:26,031 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2024-11-27 23:29:26,031 INFO L87 Difference]: Start difference. First operand 472 states and 629 transitions. Second operand has 16 states, 15 states have (on average 4.066666666666666) internal successors, (61), 16 states have internal predecessors, (61), 4 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-27 23:29:28,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:28,919 INFO L93 Difference]: Finished difference Result 735 states and 977 transitions. [2024-11-27 23:29:28,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-27 23:29:28,921 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 4.066666666666666) internal successors, (61), 16 states have internal predecessors, (61), 4 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) Word has length 148 [2024-11-27 23:29:28,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:28,925 INFO L225 Difference]: With dead ends: 735 [2024-11-27 23:29:28,925 INFO L226 Difference]: Without dead ends: 520 [2024-11-27 23:29:28,926 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=152, Invalid=660, Unknown=0, NotChecked=0, Total=812 [2024-11-27 23:29:28,927 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 408 mSDsluCounter, 1168 mSDsCounter, 0 mSdLazyCounter, 662 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 408 SdHoareTripleChecker+Valid, 1322 SdHoareTripleChecker+Invalid, 739 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:28,927 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [408 Valid, 1322 Invalid, 739 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 662 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-27 23:29:28,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2024-11-27 23:29:29,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 515. [2024-11-27 23:29:29,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 515 states, 444 states have (on average 1.2702702702702702) internal successors, (564), 448 states have internal predecessors, (564), 60 states have call successors, (60), 10 states have call predecessors, (60), 10 states have return successors, (60), 56 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-27 23:29:29,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 684 transitions. [2024-11-27 23:29:29,010 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 684 transitions. Word has length 148 [2024-11-27 23:29:29,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:29,011 INFO L471 AbstractCegarLoop]: Abstraction has 515 states and 684 transitions. [2024-11-27 23:29:29,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 4.066666666666666) internal successors, (61), 16 states have internal predecessors, (61), 4 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-27 23:29:29,012 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 684 transitions. [2024-11-27 23:29:29,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-27 23:29:29,014 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:29,014 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:29,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-27 23:29:29,015 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:29,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:29,016 INFO L85 PathProgramCache]: Analyzing trace with hash -536766787, now seen corresponding path program 1 times [2024-11-27 23:29:29,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:29,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983007715] [2024-11-27 23:29:29,016 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:29,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:29,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:30,278 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:29:30,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:30,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983007715] [2024-11-27 23:29:30,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983007715] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:30,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:30,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-27 23:29:30,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543180305] [2024-11-27 23:29:30,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:30,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-27 23:29:30,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:30,284 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-27 23:29:30,285 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2024-11-27 23:29:30,285 INFO L87 Difference]: Start difference. First operand 515 states and 684 transitions. Second operand has 13 states, 9 states have (on average 6.777777777777778) internal successors, (61), 10 states have internal predecessors, (61), 5 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 4 states have call predecessors, (18), 5 states have call successors, (18) [2024-11-27 23:29:31,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:31,106 INFO L93 Difference]: Finished difference Result 1097 states and 1455 transitions. [2024-11-27 23:29:31,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-27 23:29:31,107 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 9 states have (on average 6.777777777777778) internal successors, (61), 10 states have internal predecessors, (61), 5 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 4 states have call predecessors, (18), 5 states have call successors, (18) Word has length 148 [2024-11-27 23:29:31,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:31,111 INFO L225 Difference]: With dead ends: 1097 [2024-11-27 23:29:31,112 INFO L226 Difference]: Without dead ends: 585 [2024-11-27 23:29:31,115 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=86, Invalid=294, Unknown=0, NotChecked=0, Total=380 [2024-11-27 23:29:31,116 INFO L435 NwaCegarLoop]: 140 mSDtfsCounter, 399 mSDsluCounter, 732 mSDsCounter, 0 mSdLazyCounter, 378 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 399 SdHoareTripleChecker+Valid, 872 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 378 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:31,116 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [399 Valid, 872 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 378 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-27 23:29:31,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2024-11-27 23:29:31,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 513. [2024-11-27 23:29:31,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 513 states, 442 states have (on average 1.260180995475113) internal successors, (557), 446 states have internal predecessors, (557), 60 states have call successors, (60), 10 states have call predecessors, (60), 10 states have return successors, (60), 56 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-27 23:29:31,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 677 transitions. [2024-11-27 23:29:31,212 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 677 transitions. Word has length 148 [2024-11-27 23:29:31,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:31,213 INFO L471 AbstractCegarLoop]: Abstraction has 513 states and 677 transitions. [2024-11-27 23:29:31,213 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 9 states have (on average 6.777777777777778) internal successors, (61), 10 states have internal predecessors, (61), 5 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 4 states have call predecessors, (18), 5 states have call successors, (18) [2024-11-27 23:29:31,213 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 677 transitions. [2024-11-27 23:29:31,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-27 23:29:31,216 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:31,216 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:31,216 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-27 23:29:31,217 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:31,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:31,218 INFO L85 PathProgramCache]: Analyzing trace with hash -1354415237, now seen corresponding path program 1 times [2024-11-27 23:29:31,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:31,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732767186] [2024-11-27 23:29:31,218 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:31,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:33,211 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:29:33,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:33,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732767186] [2024-11-27 23:29:33,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732767186] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:33,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:33,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-27 23:29:33,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614003737] [2024-11-27 23:29:33,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:33,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-27 23:29:33,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:33,213 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-27 23:29:33,213 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2024-11-27 23:29:33,213 INFO L87 Difference]: Start difference. First operand 513 states and 677 transitions. Second operand has 16 states, 14 states have (on average 4.357142857142857) internal successors, (61), 16 states have internal predecessors, (61), 5 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 5 states have call successors, (18) [2024-11-27 23:29:34,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:34,987 INFO L93 Difference]: Finished difference Result 774 states and 1019 transitions. [2024-11-27 23:29:34,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-27 23:29:34,988 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 14 states have (on average 4.357142857142857) internal successors, (61), 16 states have internal predecessors, (61), 5 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 5 states have call successors, (18) Word has length 148 [2024-11-27 23:29:34,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:34,992 INFO L225 Difference]: With dead ends: 774 [2024-11-27 23:29:34,992 INFO L226 Difference]: Without dead ends: 517 [2024-11-27 23:29:34,993 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=129, Invalid=573, Unknown=0, NotChecked=0, Total=702 [2024-11-27 23:29:34,994 INFO L435 NwaCegarLoop]: 170 mSDtfsCounter, 367 mSDsluCounter, 1317 mSDsCounter, 0 mSdLazyCounter, 707 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 367 SdHoareTripleChecker+Valid, 1487 SdHoareTripleChecker+Invalid, 807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 707 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:34,994 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [367 Valid, 1487 Invalid, 807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 707 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-27 23:29:34,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2024-11-27 23:29:35,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 260. [2024-11-27 23:29:35,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 224 states have (on average 1.2544642857142858) internal successors, (281), 226 states have internal predecessors, (281), 30 states have call successors, (30), 5 states have call predecessors, (30), 5 states have return successors, (30), 28 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-27 23:29:35,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 341 transitions. [2024-11-27 23:29:35,052 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 341 transitions. Word has length 148 [2024-11-27 23:29:35,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:35,053 INFO L471 AbstractCegarLoop]: Abstraction has 260 states and 341 transitions. [2024-11-27 23:29:35,053 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 14 states have (on average 4.357142857142857) internal successors, (61), 16 states have internal predecessors, (61), 5 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 5 states have call successors, (18) [2024-11-27 23:29:35,053 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 341 transitions. [2024-11-27 23:29:35,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-27 23:29:35,055 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:35,056 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:35,056 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-27 23:29:35,056 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:35,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:35,057 INFO L85 PathProgramCache]: Analyzing trace with hash -677846963, now seen corresponding path program 1 times [2024-11-27 23:29:35,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:35,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582596649] [2024-11-27 23:29:35,058 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:35,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:35,716 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:29:35,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:35,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582596649] [2024-11-27 23:29:35,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582596649] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:35,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:35,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 23:29:35,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574044105] [2024-11-27 23:29:35,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:35,717 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:29:35,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:35,717 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:29:35,717 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:29:35,718 INFO L87 Difference]: Start difference. First operand 260 states and 341 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:29:35,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:35,931 INFO L93 Difference]: Finished difference Result 686 states and 894 transitions. [2024-11-27 23:29:35,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:29:35,932 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 149 [2024-11-27 23:29:35,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:35,935 INFO L225 Difference]: With dead ends: 686 [2024-11-27 23:29:35,935 INFO L226 Difference]: Without dead ends: 429 [2024-11-27 23:29:35,936 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-27 23:29:35,937 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 58 mSDsluCounter, 421 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 572 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:35,937 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 572 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 23:29:35,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2024-11-27 23:29:35,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 364. [2024-11-27 23:29:35,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 325 states have (on average 1.2615384615384615) internal successors, (410), 328 states have internal predecessors, (410), 32 states have call successors, (32), 6 states have call predecessors, (32), 6 states have return successors, (32), 29 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-27 23:29:35,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 474 transitions. [2024-11-27 23:29:36,000 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 474 transitions. Word has length 149 [2024-11-27 23:29:36,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:36,000 INFO L471 AbstractCegarLoop]: Abstraction has 364 states and 474 transitions. [2024-11-27 23:29:36,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:29:36,001 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 474 transitions. [2024-11-27 23:29:36,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-27 23:29:36,003 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:36,004 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:36,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-27 23:29:36,004 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:36,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:36,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1556193567, now seen corresponding path program 1 times [2024-11-27 23:29:36,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:36,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341020549] [2024-11-27 23:29:36,005 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:36,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:36,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:37,106 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:29:37,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:37,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341020549] [2024-11-27 23:29:37,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341020549] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:37,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:37,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-27 23:29:37,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441546241] [2024-11-27 23:29:37,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:37,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-27 23:29:37,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:37,110 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-27 23:29:37,110 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-27 23:29:37,110 INFO L87 Difference]: Start difference. First operand 364 states and 474 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:29:37,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:37,394 INFO L93 Difference]: Finished difference Result 715 states and 925 transitions. [2024-11-27 23:29:37,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 23:29:37,395 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 149 [2024-11-27 23:29:37,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:37,399 INFO L225 Difference]: With dead ends: 715 [2024-11-27 23:29:37,399 INFO L226 Difference]: Without dead ends: 713 [2024-11-27 23:29:37,399 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-27 23:29:37,400 INFO L435 NwaCegarLoop]: 191 mSDtfsCounter, 96 mSDsluCounter, 894 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 1085 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:37,400 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 1085 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 23:29:37,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 713 states. [2024-11-27 23:29:37,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 713 to 531. [2024-11-27 23:29:37,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 531 states, 492 states have (on average 1.2642276422764227) internal successors, (622), 495 states have internal predecessors, (622), 32 states have call successors, (32), 6 states have call predecessors, (32), 6 states have return successors, (32), 29 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-27 23:29:37,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 686 transitions. [2024-11-27 23:29:37,472 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 686 transitions. Word has length 149 [2024-11-27 23:29:37,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:37,472 INFO L471 AbstractCegarLoop]: Abstraction has 531 states and 686 transitions. [2024-11-27 23:29:37,473 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:29:37,473 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 686 transitions. [2024-11-27 23:29:37,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-27 23:29:37,475 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:37,475 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:37,476 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-27 23:29:37,476 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:37,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:37,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1291615483, now seen corresponding path program 1 times [2024-11-27 23:29:37,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:37,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289819667] [2024-11-27 23:29:37,477 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:37,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:37,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:37,745 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 12 proven. 39 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-27 23:29:37,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:37,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289819667] [2024-11-27 23:29:37,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289819667] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:29:37,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [306786004] [2024-11-27 23:29:37,746 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:37,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:29:37,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:29:37,748 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:29:37,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-27 23:29:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:38,190 INFO L256 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 23:29:38,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:29:38,262 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:29:38,262 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:29:38,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [306786004] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:38,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:29:38,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 12 [2024-11-27 23:29:38,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373225530] [2024-11-27 23:29:38,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:38,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-27 23:29:38,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:38,266 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-27 23:29:38,266 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-27 23:29:38,267 INFO L87 Difference]: Start difference. First operand 531 states and 686 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:29:38,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:38,401 INFO L93 Difference]: Finished difference Result 1111 states and 1429 transitions. [2024-11-27 23:29:38,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 23:29:38,402 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 149 [2024-11-27 23:29:38,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:38,405 INFO L225 Difference]: With dead ends: 1111 [2024-11-27 23:29:38,405 INFO L226 Difference]: Without dead ends: 583 [2024-11-27 23:29:38,407 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-27 23:29:38,407 INFO L435 NwaCegarLoop]: 149 mSDtfsCounter, 0 mSDsluCounter, 716 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 865 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:38,408 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 865 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 23:29:38,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2024-11-27 23:29:38,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 539. [2024-11-27 23:29:38,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 539 states, 500 states have (on average 1.26) internal successors, (630), 503 states have internal predecessors, (630), 32 states have call successors, (32), 6 states have call predecessors, (32), 6 states have return successors, (32), 29 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-27 23:29:38,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 694 transitions. [2024-11-27 23:29:38,490 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 694 transitions. Word has length 149 [2024-11-27 23:29:38,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:38,490 INFO L471 AbstractCegarLoop]: Abstraction has 539 states and 694 transitions. [2024-11-27 23:29:38,491 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:29:38,491 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 694 transitions. [2024-11-27 23:29:38,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-27 23:29:38,493 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:38,494 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:38,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-27 23:29:38,694 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:29:38,695 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:38,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:38,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1424706267, now seen corresponding path program 1 times [2024-11-27 23:29:38,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:38,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263417405] [2024-11-27 23:29:38,696 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:38,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:39,793 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-27 23:29:39,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:39,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263417405] [2024-11-27 23:29:39,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263417405] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:29:39,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [483125269] [2024-11-27 23:29:39,794 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:39,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:29:39,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:29:39,797 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:29:39,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-27 23:29:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:40,725 INFO L256 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-27 23:29:40,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:29:40,870 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 [2024-11-27 23:29:41,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-27 23:29:41,441 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 15 proven. 173 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2024-11-27 23:29:41,441 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:29:42,048 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 32 treesize of output 28 [2024-11-27 23:29:42,121 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-27 23:29:42,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [483125269] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 23:29:42,122 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 23:29:42,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9, 9] total 22 [2024-11-27 23:29:42,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782236009] [2024-11-27 23:29:42,122 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 23:29:42,123 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-27 23:29:42,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:42,124 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-27 23:29:42,125 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=380, Unknown=0, NotChecked=0, Total=462 [2024-11-27 23:29:42,125 INFO L87 Difference]: Start difference. First operand 539 states and 694 transitions. Second operand has 22 states, 19 states have (on average 8.526315789473685) internal successors, (162), 22 states have internal predecessors, (162), 8 states have call successors, (54), 3 states have call predecessors, (54), 5 states have return successors, (54), 5 states have call predecessors, (54), 8 states have call successors, (54) [2024-11-27 23:29:44,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:44,138 INFO L93 Difference]: Finished difference Result 1393 states and 1788 transitions. [2024-11-27 23:29:44,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-27 23:29:44,140 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 19 states have (on average 8.526315789473685) internal successors, (162), 22 states have internal predecessors, (162), 8 states have call successors, (54), 3 states have call predecessors, (54), 5 states have return successors, (54), 5 states have call predecessors, (54), 8 states have call successors, (54) Word has length 151 [2024-11-27 23:29:44,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:44,145 INFO L225 Difference]: With dead ends: 1393 [2024-11-27 23:29:44,145 INFO L226 Difference]: Without dead ends: 857 [2024-11-27 23:29:44,147 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 294 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 339 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=371, Invalid=1699, Unknown=0, NotChecked=0, Total=2070 [2024-11-27 23:29:44,148 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 662 mSDsluCounter, 1213 mSDsCounter, 0 mSdLazyCounter, 803 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 662 SdHoareTripleChecker+Valid, 1325 SdHoareTripleChecker+Invalid, 920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:44,148 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [662 Valid, 1325 Invalid, 920 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 803 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-27 23:29:44,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 857 states. [2024-11-27 23:29:44,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 857 to 824. [2024-11-27 23:29:44,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 824 states, 747 states have (on average 1.2570281124497993) internal successors, (939), 751 states have internal predecessors, (939), 60 states have call successors, (60), 16 states have call predecessors, (60), 16 states have return successors, (60), 56 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-27 23:29:44,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 1059 transitions. [2024-11-27 23:29:44,299 INFO L78 Accepts]: Start accepts. Automaton has 824 states and 1059 transitions. Word has length 151 [2024-11-27 23:29:44,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:44,300 INFO L471 AbstractCegarLoop]: Abstraction has 824 states and 1059 transitions. [2024-11-27 23:29:44,300 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 19 states have (on average 8.526315789473685) internal successors, (162), 22 states have internal predecessors, (162), 8 states have call successors, (54), 3 states have call predecessors, (54), 5 states have return successors, (54), 5 states have call predecessors, (54), 8 states have call successors, (54) [2024-11-27 23:29:44,301 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1059 transitions. [2024-11-27 23:29:44,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-27 23:29:44,302 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:44,303 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:44,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-27 23:29:44,503 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable19 [2024-11-27 23:29:44,503 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:44,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:44,504 INFO L85 PathProgramCache]: Analyzing trace with hash -23093025, now seen corresponding path program 1 times [2024-11-27 23:29:44,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:44,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376587518] [2024-11-27 23:29:44,504 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:44,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:44,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:45,481 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-27 23:29:45,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:45,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376587518] [2024-11-27 23:29:45,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376587518] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:29:45,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1708215297] [2024-11-27 23:29:45,483 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:45,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:29:45,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:29:45,485 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:29:45,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-27 23:29:46,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:46,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-27 23:29:46,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:29:46,286 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 [2024-11-27 23:29:46,699 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 [2024-11-27 23:29:48,634 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-27 23:29:48,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-27 23:29:48,792 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 16 proven. 228 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2024-11-27 23:29:48,792 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:29:50,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 40 [2024-11-27 23:29:50,711 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 32 treesize of output 28 [2024-11-27 23:29:50,795 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 6 proven. 93 refuted. 0 times theorem prover too weak. 513 trivial. 0 not checked. [2024-11-27 23:29:50,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1708215297] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 23:29:50,795 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 23:29:50,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 16, 18] total 42 [2024-11-27 23:29:50,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187509628] [2024-11-27 23:29:50,796 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 23:29:50,796 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-11-27 23:29:50,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:50,798 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-11-27 23:29:50,799 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=252, Invalid=1470, Unknown=0, NotChecked=0, Total=1722 [2024-11-27 23:29:50,799 INFO L87 Difference]: Start difference. First operand 824 states and 1059 transitions. Second operand has 42 states, 37 states have (on average 5.027027027027027) internal successors, (186), 40 states have internal predecessors, (186), 11 states have call successors, (54), 5 states have call predecessors, (54), 8 states have return successors, (54), 6 states have call predecessors, (54), 11 states have call successors, (54) [2024-11-27 23:30:01,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:30:03,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:30:03,497 INFO L93 Difference]: Finished difference Result 3003 states and 3761 transitions. [2024-11-27 23:30:03,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-11-27 23:30:03,499 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 37 states have (on average 5.027027027027027) internal successors, (186), 40 states have internal predecessors, (186), 11 states have call successors, (54), 5 states have call predecessors, (54), 8 states have return successors, (54), 6 states have call predecessors, (54), 11 states have call successors, (54) Word has length 151 [2024-11-27 23:30:03,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:30:03,507 INFO L225 Difference]: With dead ends: 3003 [2024-11-27 23:30:03,508 INFO L226 Difference]: Without dead ends: 2182 [2024-11-27 23:30:03,513 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 405 GetRequests, 279 SyntacticMatches, 0 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4543 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=2330, Invalid=13926, Unknown=0, NotChecked=0, Total=16256 [2024-11-27 23:30:03,514 INFO L435 NwaCegarLoop]: 167 mSDtfsCounter, 2105 mSDsluCounter, 2963 mSDsCounter, 0 mSdLazyCounter, 2206 mSolverCounterSat, 530 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2105 SdHoareTripleChecker+Valid, 3130 SdHoareTripleChecker+Invalid, 2737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 530 IncrementalHoareTripleChecker+Valid, 2206 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2024-11-27 23:30:03,515 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2105 Valid, 3130 Invalid, 2737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [530 Valid, 2206 Invalid, 1 Unknown, 0 Unchecked, 7.2s Time] [2024-11-27 23:30:03,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2182 states. [2024-11-27 23:30:03,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2182 to 1547. [2024-11-27 23:30:03,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1547 states, 1378 states have (on average 1.237300435413643) internal successors, (1705), 1386 states have internal predecessors, (1705), 120 states have call successors, (120), 48 states have call predecessors, (120), 48 states have return successors, (120), 112 states have call predecessors, (120), 120 states have call successors, (120) [2024-11-27 23:30:03,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1547 states and 1945 transitions. [2024-11-27 23:30:03,792 INFO L78 Accepts]: Start accepts. Automaton has 1547 states and 1945 transitions. Word has length 151 [2024-11-27 23:30:03,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:30:03,793 INFO L471 AbstractCegarLoop]: Abstraction has 1547 states and 1945 transitions. [2024-11-27 23:30:03,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 37 states have (on average 5.027027027027027) internal successors, (186), 40 states have internal predecessors, (186), 11 states have call successors, (54), 5 states have call predecessors, (54), 8 states have return successors, (54), 6 states have call predecessors, (54), 11 states have call successors, (54) [2024-11-27 23:30:03,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 1945 transitions. [2024-11-27 23:30:03,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-27 23:30:03,795 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:30:03,796 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:30:03,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-27 23:30:03,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-11-27 23:30:03,997 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:30:03,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:30:03,997 INFO L85 PathProgramCache]: Analyzing trace with hash 1876991241, now seen corresponding path program 1 times [2024-11-27 23:30:03,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:30:03,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815327498] [2024-11-27 23:30:03,997 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:30:03,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:30:04,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:30:05,183 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-27 23:30:05,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:30:05,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815327498] [2024-11-27 23:30:05,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815327498] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:30:05,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [691265836] [2024-11-27 23:30:05,184 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:30:05,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:30:05,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:30:05,186 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:30:05,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-27 23:30:05,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:30:05,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 671 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-27 23:30:05,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:30:05,797 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 [2024-11-27 23:30:06,036 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-27 23:30:06,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-27 23:30:06,198 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 10 proven. 338 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-27 23:30:06,198 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:30:06,659 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 23 [2024-11-27 23:30:06,744 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 21 proven. 30 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-27 23:30:06,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [691265836] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 23:30:06,744 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 23:30:06,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 9, 10] total 25 [2024-11-27 23:30:06,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139639780] [2024-11-27 23:30:06,744 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 23:30:06,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-27 23:30:06,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:30:06,746 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-27 23:30:06,746 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2024-11-27 23:30:06,746 INFO L87 Difference]: Start difference. First operand 1547 states and 1945 transitions. Second operand has 25 states, 20 states have (on average 7.45) internal successors, (149), 23 states have internal predecessors, (149), 9 states have call successors, (54), 3 states have call predecessors, (54), 5 states have return successors, (54), 6 states have call predecessors, (54), 9 states have call successors, (54) [2024-11-27 23:30:09,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:30:09,329 INFO L93 Difference]: Finished difference Result 2991 states and 3720 transitions. [2024-11-27 23:30:09,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-27 23:30:09,330 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 20 states have (on average 7.45) internal successors, (149), 23 states have internal predecessors, (149), 9 states have call successors, (54), 3 states have call predecessors, (54), 5 states have return successors, (54), 6 states have call predecessors, (54), 9 states have call successors, (54) Word has length 152 [2024-11-27 23:30:09,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:30:09,336 INFO L225 Difference]: With dead ends: 2991 [2024-11-27 23:30:09,336 INFO L226 Difference]: Without dead ends: 1447 [2024-11-27 23:30:09,339 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 295 SyntacticMatches, 2 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=487, Invalid=1769, Unknown=0, NotChecked=0, Total=2256 [2024-11-27 23:30:09,342 INFO L435 NwaCegarLoop]: 104 mSDtfsCounter, 532 mSDsluCounter, 821 mSDsCounter, 0 mSdLazyCounter, 600 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 532 SdHoareTripleChecker+Valid, 925 SdHoareTripleChecker+Invalid, 772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 600 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-27 23:30:09,342 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [532 Valid, 925 Invalid, 772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 600 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-27 23:30:09,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1447 states. [2024-11-27 23:30:09,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1447 to 1407. [2024-11-27 23:30:09,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1407 states, 1230 states have (on average 1.2032520325203253) internal successors, (1480), 1238 states have internal predecessors, (1480), 120 states have call successors, (120), 56 states have call predecessors, (120), 56 states have return successors, (120), 112 states have call predecessors, (120), 120 states have call successors, (120) [2024-11-27 23:30:09,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1407 states and 1720 transitions. [2024-11-27 23:30:09,713 INFO L78 Accepts]: Start accepts. Automaton has 1407 states and 1720 transitions. Word has length 152 [2024-11-27 23:30:09,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:30:09,749 INFO L471 AbstractCegarLoop]: Abstraction has 1407 states and 1720 transitions. [2024-11-27 23:30:09,749 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 20 states have (on average 7.45) internal successors, (149), 23 states have internal predecessors, (149), 9 states have call successors, (54), 3 states have call predecessors, (54), 5 states have return successors, (54), 6 states have call predecessors, (54), 9 states have call successors, (54) [2024-11-27 23:30:09,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 1720 transitions. [2024-11-27 23:30:09,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-27 23:30:09,751 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:30:09,751 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:30:09,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-27 23:30:09,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2024-11-27 23:30:09,952 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:30:09,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:30:09,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1154017022, now seen corresponding path program 1 times [2024-11-27 23:30:09,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:30:09,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178982969] [2024-11-27 23:30:09,952 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:30:09,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:30:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:30:11,410 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:30:11,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:30:11,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178982969] [2024-11-27 23:30:11,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178982969] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:30:11,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:30:11,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-27 23:30:11,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418389931] [2024-11-27 23:30:11,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:30:11,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-27 23:30:11,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:30:11,412 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-27 23:30:11,413 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-27 23:30:11,413 INFO L87 Difference]: Start difference. First operand 1407 states and 1720 transitions. Second operand has 14 states, 13 states have (on average 5.076923076923077) internal successors, (66), 14 states have internal predecessors, (66), 4 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-27 23:30:12,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:30:12,730 INFO L93 Difference]: Finished difference Result 1951 states and 2386 transitions. [2024-11-27 23:30:12,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-27 23:30:12,731 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 5.076923076923077) internal successors, (66), 14 states have internal predecessors, (66), 4 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) Word has length 153 [2024-11-27 23:30:12,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:30:12,738 INFO L225 Difference]: With dead ends: 1951 [2024-11-27 23:30:12,738 INFO L226 Difference]: Without dead ends: 1386 [2024-11-27 23:30:12,739 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=108, Invalid=444, Unknown=0, NotChecked=0, Total=552 [2024-11-27 23:30:12,740 INFO L435 NwaCegarLoop]: 128 mSDtfsCounter, 189 mSDsluCounter, 801 mSDsCounter, 0 mSdLazyCounter, 404 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 929 SdHoareTripleChecker+Invalid, 464 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-27 23:30:12,740 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 929 Invalid, 464 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 404 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-27 23:30:12,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1386 states. [2024-11-27 23:30:13,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1386 to 1386. [2024-11-27 23:30:13,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1386 states, 1209 states have (on average 1.2001654259718775) internal successors, (1451), 1217 states have internal predecessors, (1451), 120 states have call successors, (120), 56 states have call predecessors, (120), 56 states have return successors, (120), 112 states have call predecessors, (120), 120 states have call successors, (120) [2024-11-27 23:30:13,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1386 states and 1691 transitions. [2024-11-27 23:30:13,109 INFO L78 Accepts]: Start accepts. Automaton has 1386 states and 1691 transitions. Word has length 153 [2024-11-27 23:30:13,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:30:13,110 INFO L471 AbstractCegarLoop]: Abstraction has 1386 states and 1691 transitions. [2024-11-27 23:30:13,110 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 5.076923076923077) internal successors, (66), 14 states have internal predecessors, (66), 4 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-27 23:30:13,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 1691 transitions. [2024-11-27 23:30:13,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-27 23:30:13,112 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:30:13,113 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:30:13,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-27 23:30:13,113 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:30:13,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:30:13,114 INFO L85 PathProgramCache]: Analyzing trace with hash 1693150982, now seen corresponding path program 1 times [2024-11-27 23:30:13,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:30:13,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192202215] [2024-11-27 23:30:13,114 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:30:13,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:30:13,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:30:14,345 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:30:14,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:30:14,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192202215] [2024-11-27 23:30:14,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192202215] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:30:14,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:30:14,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-27 23:30:14,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718428733] [2024-11-27 23:30:14,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:30:14,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-27 23:30:14,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:30:14,348 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-27 23:30:14,348 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-11-27 23:30:14,348 INFO L87 Difference]: Start difference. First operand 1386 states and 1691 transitions. Second operand has 13 states, 12 states have (on average 5.5) internal successors, (66), 13 states have internal predecessors, (66), 4 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-27 23:30:15,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:30:15,674 INFO L93 Difference]: Finished difference Result 2599 states and 3162 transitions. [2024-11-27 23:30:15,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-27 23:30:15,674 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 5.5) internal successors, (66), 13 states have internal predecessors, (66), 4 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) Word has length 153 [2024-11-27 23:30:15,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:30:15,680 INFO L225 Difference]: With dead ends: 2599 [2024-11-27 23:30:15,680 INFO L226 Difference]: Without dead ends: 1686 [2024-11-27 23:30:15,682 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=102, Invalid=498, Unknown=0, NotChecked=0, Total=600 [2024-11-27 23:30:15,683 INFO L435 NwaCegarLoop]: 238 mSDtfsCounter, 260 mSDsluCounter, 1603 mSDsCounter, 0 mSdLazyCounter, 486 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 1841 SdHoareTripleChecker+Invalid, 538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-27 23:30:15,683 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [260 Valid, 1841 Invalid, 538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 486 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-27 23:30:15,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1686 states. [2024-11-27 23:30:16,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1686 to 1649. [2024-11-27 23:30:16,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1649 states, 1398 states have (on average 1.1909871244635193) internal successors, (1665), 1410 states have internal predecessors, (1665), 168 states have call successors, (168), 82 states have call predecessors, (168), 82 states have return successors, (168), 156 states have call predecessors, (168), 168 states have call successors, (168) [2024-11-27 23:30:16,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1649 states and 2001 transitions. [2024-11-27 23:30:16,135 INFO L78 Accepts]: Start accepts. Automaton has 1649 states and 2001 transitions. Word has length 153 [2024-11-27 23:30:16,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:30:16,136 INFO L471 AbstractCegarLoop]: Abstraction has 1649 states and 2001 transitions. [2024-11-27 23:30:16,136 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 5.5) internal successors, (66), 13 states have internal predecessors, (66), 4 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-27 23:30:16,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2001 transitions. [2024-11-27 23:30:16,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-27 23:30:16,138 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:30:16,139 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:30:16,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-27 23:30:16,139 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:30:16,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:30:16,139 INFO L85 PathProgramCache]: Analyzing trace with hash 31194103, now seen corresponding path program 1 times [2024-11-27 23:30:16,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:30:16,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429234989] [2024-11-27 23:30:16,140 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:30:16,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:30:16,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:30:19,150 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 51 proven. 84 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2024-11-27 23:30:19,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:30:19,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429234989] [2024-11-27 23:30:19,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429234989] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:30:19,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1124633269] [2024-11-27 23:30:19,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:30:19,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:30:19,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:30:19,153 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:30:19,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-27 23:30:20,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:30:20,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-11-27 23:30:20,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:30:20,595 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 [2024-11-27 23:30:21,480 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 [2024-11-27 23:30:22,993 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 [2024-11-27 23:30:24,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-27 23:30:24,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-27 23:30:24,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2024-11-27 23:30:24,542 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 18 proven. 488 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-27 23:30:24,542 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:30:25,374 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 64 treesize of output 60 [2024-11-27 23:30:27,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 142 [2024-11-27 23:30:56,077 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 84 treesize of output 76 [2024-11-27 23:30:56,236 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 51 proven. 135 refuted. 0 times theorem prover too weak. 426 trivial. 0 not checked. [2024-11-27 23:30:56,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1124633269] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 23:30:56,236 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 23:30:56,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22, 21] total 61 [2024-11-27 23:30:56,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857979528] [2024-11-27 23:30:56,236 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 23:30:56,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2024-11-27 23:30:56,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:30:56,238 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2024-11-27 23:30:56,239 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=3345, Unknown=3, NotChecked=0, Total=3660 [2024-11-27 23:30:56,239 INFO L87 Difference]: Start difference. First operand 1649 states and 2001 transitions. Second operand has 61 states, 47 states have (on average 4.382978723404255) internal successors, (206), 50 states have internal predecessors, (206), 24 states have call successors, (54), 8 states have call predecessors, (54), 14 states have return successors, (54), 18 states have call predecessors, (54), 24 states have call successors, (54) [2024-11-27 23:31:04,520 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification. DAG size of input: 93 DAG size of output: 70 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 23:31:08,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:12,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:19,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:23,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:35,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:39,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:45,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:49,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:53,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:57,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:32:30,186 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification. DAG size of input: 97 DAG size of output: 58 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 23:32:38,470 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification. DAG size of input: 103 DAG size of output: 60 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 23:32:47,240 WARN L286 SmtUtils]: Spent 8.35s on a formula simplification. DAG size of input: 107 DAG size of output: 71 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 23:32:48,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:32:48,004 INFO L93 Difference]: Finished difference Result 2706 states and 3256 transitions. [2024-11-27 23:32:48,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-27 23:32:48,005 INFO L78 Accepts]: Start accepts. Automaton has has 61 states, 47 states have (on average 4.382978723404255) internal successors, (206), 50 states have internal predecessors, (206), 24 states have call successors, (54), 8 states have call predecessors, (54), 14 states have return successors, (54), 18 states have call predecessors, (54), 24 states have call successors, (54) Word has length 154 [2024-11-27 23:32:48,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:32:48,010 INFO L225 Difference]: With dead ends: 2706 [2024-11-27 23:32:48,010 INFO L226 Difference]: Without dead ends: 826 [2024-11-27 23:32:48,014 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 277 SyntacticMatches, 2 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1708 ImplicationChecksByTransitivity, 99.6s TimeCoverageRelationStatistics Valid=1450, Invalid=7289, Unknown=3, NotChecked=0, Total=8742 [2024-11-27 23:32:48,014 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 1837 mSDsluCounter, 1955 mSDsCounter, 0 mSdLazyCounter, 1518 mSolverCounterSat, 395 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1837 SdHoareTripleChecker+Valid, 2057 SdHoareTripleChecker+Invalid, 1923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 395 IncrementalHoareTripleChecker+Valid, 1518 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.8s IncrementalHoareTripleChecker+Time [2024-11-27 23:32:48,015 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1837 Valid, 2057 Invalid, 1923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [395 Valid, 1518 Invalid, 10 Unknown, 0 Unchecked, 43.8s Time] [2024-11-27 23:32:48,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 826 states. [2024-11-27 23:32:48,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 826 to 649. [2024-11-27 23:32:48,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 649 states, 534 states have (on average 1.1647940074906367) internal successors, (622), 537 states have internal predecessors, (622), 74 states have call successors, (74), 40 states have call predecessors, (74), 40 states have return successors, (74), 71 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-27 23:32:48,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 649 states and 770 transitions. [2024-11-27 23:32:48,279 INFO L78 Accepts]: Start accepts. Automaton has 649 states and 770 transitions. Word has length 154 [2024-11-27 23:32:48,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:32:48,283 INFO L471 AbstractCegarLoop]: Abstraction has 649 states and 770 transitions. [2024-11-27 23:32:48,284 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 47 states have (on average 4.382978723404255) internal successors, (206), 50 states have internal predecessors, (206), 24 states have call successors, (54), 8 states have call predecessors, (54), 14 states have return successors, (54), 18 states have call predecessors, (54), 24 states have call successors, (54) [2024-11-27 23:32:48,284 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 770 transitions. [2024-11-27 23:32:48,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-27 23:32:48,285 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:32:48,285 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:32:48,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-27 23:32:48,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-11-27 23:32:48,486 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:32:48,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:32:48,486 INFO L85 PathProgramCache]: Analyzing trace with hash -74331685, now seen corresponding path program 1 times [2024-11-27 23:32:48,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:32:48,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850116983] [2024-11-27 23:32:48,487 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:32:48,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:32:48,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:32:50,743 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:32:50,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:32:50,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850116983] [2024-11-27 23:32:50,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850116983] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:32:50,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:32:50,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-27 23:32:50,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165340570] [2024-11-27 23:32:50,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:32:50,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-27 23:32:50,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:32:50,745 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-27 23:32:50,745 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2024-11-27 23:32:50,746 INFO L87 Difference]: Start difference. First operand 649 states and 770 transitions. Second operand has 16 states, 15 states have (on average 4.666666666666667) internal successors, (70), 16 states have internal predecessors, (70), 4 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-27 23:32:53,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:32:53,094 INFO L93 Difference]: Finished difference Result 969 states and 1147 transitions. [2024-11-27 23:32:53,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-27 23:32:53,095 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 4.666666666666667) internal successors, (70), 16 states have internal predecessors, (70), 4 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) Word has length 157 [2024-11-27 23:32:53,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:32:53,098 INFO L225 Difference]: With dead ends: 969 [2024-11-27 23:32:53,098 INFO L226 Difference]: Without dead ends: 641 [2024-11-27 23:32:53,099 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=143, Invalid=613, Unknown=0, NotChecked=0, Total=756 [2024-11-27 23:32:53,099 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 264 mSDsluCounter, 934 mSDsCounter, 0 mSdLazyCounter, 671 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 1069 SdHoareTripleChecker+Invalid, 731 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-27 23:32:53,100 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [264 Valid, 1069 Invalid, 731 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 671 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-27 23:32:53,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 641 states. [2024-11-27 23:32:53,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 641 to 627. [2024-11-27 23:32:53,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 627 states, 512 states have (on average 1.16015625) internal successors, (594), 515 states have internal predecessors, (594), 74 states have call successors, (74), 40 states have call predecessors, (74), 40 states have return successors, (74), 71 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-27 23:32:53,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 742 transitions. [2024-11-27 23:32:53,266 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 742 transitions. Word has length 157 [2024-11-27 23:32:53,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:32:53,267 INFO L471 AbstractCegarLoop]: Abstraction has 627 states and 742 transitions. [2024-11-27 23:32:53,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 4.666666666666667) internal successors, (70), 16 states have internal predecessors, (70), 4 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-27 23:32:53,267 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 742 transitions. [2024-11-27 23:32:53,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-27 23:32:53,268 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:32:53,269 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:32:53,269 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-27 23:32:53,269 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:32:53,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:32:53,269 INFO L85 PathProgramCache]: Analyzing trace with hash 109272837, now seen corresponding path program 1 times [2024-11-27 23:32:53,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:32:53,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640158728] [2024-11-27 23:32:53,270 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:32:53,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:32:53,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:32:53,406 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 23:32:53,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:32:53,702 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 23:32:53,703 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 23:32:53,704 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 23:32:53,707 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-27 23:32:53,711 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:32:54,018 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 23:32:54,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:32:54 BoogieIcfgContainer [2024-11-27 23:32:54,026 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 23:32:54,027 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 23:32:54,027 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 23:32:54,027 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 23:32:54,028 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:28:54" (3/4) ... [2024-11-27 23:32:54,032 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 23:32:54,033 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 23:32:54,034 INFO L158 Benchmark]: Toolchain (without parser) took 241915.28ms. Allocated memory was 117.4MB in the beginning and 847.2MB in the end (delta: 729.8MB). Free memory was 91.8MB in the beginning and 476.7MB in the end (delta: -385.0MB). Peak memory consumption was 348.6MB. Max. memory is 16.1GB. [2024-11-27 23:32:54,035 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:32:54,035 INFO L158 Benchmark]: CACSL2BoogieTranslator took 514.70ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 76.8MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 23:32:54,035 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.93ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 73.3MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:32:54,036 INFO L158 Benchmark]: Boogie Preprocessor took 114.73ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 68.0MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:32:54,036 INFO L158 Benchmark]: RCFGBuilder took 1238.22ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 78.9MB in the end (delta: -10.9MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2024-11-27 23:32:54,036 INFO L158 Benchmark]: TraceAbstraction took 239936.64ms. Allocated memory was 117.4MB in the beginning and 847.2MB in the end (delta: 729.8MB). Free memory was 78.3MB in the beginning and 476.8MB in the end (delta: -398.5MB). Peak memory consumption was 333.1MB. Max. memory is 16.1GB. [2024-11-27 23:32:54,037 INFO L158 Benchmark]: Witness Printer took 6.48ms. Allocated memory is still 847.2MB. Free memory was 476.8MB in the beginning and 476.7MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:32:54,038 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 514.70ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 76.8MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.93ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 73.3MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 114.73ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 68.0MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1238.22ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 78.9MB in the end (delta: -10.9MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. * TraceAbstraction took 239936.64ms. Allocated memory was 117.4MB in the beginning and 847.2MB in the end (delta: 729.8MB). Free memory was 78.3MB in the beginning and 476.8MB in the end (delta: -398.5MB). Peak memory consumption was 333.1MB. Max. memory is 16.1GB. * Witness Printer took 6.48ms. Allocated memory is still 847.2MB. Free memory was 476.8MB in the beginning and 476.7MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 114, overapproximation of someBinaryDOUBLEComparisonOperation at line 95, overapproximation of someBinaryDOUBLEComparisonOperation at line 114, overapproximation of someBinaryDOUBLEComparisonOperation at line 95, overapproximation of someBinaryDOUBLEComparisonOperation at line 59, overapproximation of someBinaryDOUBLEComparisonOperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 5; [L22] unsigned long int var_1_1 = 5; [L23] unsigned long int* var_1_1_Pointer = &(var_1_1); [L24] unsigned long int var_1_3 = 1456677701; [L24] unsigned long int var_1_3 = 1456677701; [L25] unsigned long int* var_1_3_Pointer = &(var_1_3); [L26] unsigned long int var_1_4 = 1000000000; [L26] unsigned long int var_1_4 = 1000000000; [L27] unsigned long int* var_1_4_Pointer = &(var_1_4); [L28] unsigned long int var_1_5 = 1; [L28] unsigned long int var_1_5 = 1; [L29] unsigned long int* var_1_5_Pointer = &(var_1_5); [L30] unsigned char var_1_6 = 0; [L30] unsigned char var_1_6 = 0; [L31] unsigned char* var_1_6_Pointer = &(var_1_6); [L32] unsigned char var_1_7 = 0; [L32] unsigned char var_1_7 = 0; [L33] unsigned char* var_1_7_Pointer = &(var_1_7); [L34] unsigned char var_1_8 = 0; [L34] unsigned char var_1_8 = 0; [L35] unsigned char* var_1_8_Pointer = &(var_1_8); [L36] double var_1_9 = 256.5; [L36] double var_1_9 = 256.5; [L37] double* var_1_9_Pointer = &(var_1_9); [L38] double var_1_10 = 8.8; [L38] double var_1_10 = 8.8; [L39] double* var_1_10_Pointer = &(var_1_10); [L40] unsigned char var_1_11 = 1; [L40] unsigned char var_1_11 = 1; [L41] unsigned char* var_1_11_Pointer = &(var_1_11); [L42] unsigned short int var_1_12 = 16; [L42] unsigned short int var_1_12 = 16; [L43] unsigned short int* var_1_12_Pointer = &(var_1_12); [L44] unsigned long int var_1_13 = 3110219175; [L44] unsigned long int var_1_13 = 3110219175; [L45] unsigned long int* var_1_13_Pointer = &(var_1_13); [L46] unsigned short int var_1_14 = 128; [L46] unsigned short int var_1_14 = 128; [L47] unsigned short int* var_1_14_Pointer = &(var_1_14); [L48] unsigned char var_1_15 = 1; [L48] unsigned char var_1_15 = 1; [L49] unsigned char* var_1_15_Pointer = &(var_1_15); [L50] unsigned char var_1_16 = 0; [L50] unsigned char var_1_16 = 0; [L51] unsigned char* var_1_16_Pointer = &(var_1_16); VAL [isInitial=0, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L118] isInitial = 1 [L119] FCALL initially() [L121] FCALL updateLastVariables() [L122] CALL updateVariables() [L82] var_1_3 = __VERIFIER_nondet_ulong() [L83] EXPR \read(var_1_3) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L83] CALL assume_abort_if_not(var_1_3 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L83] RET assume_abort_if_not(var_1_3 >= 1073741823) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L84] EXPR \read(var_1_3) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L84] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L84] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L85] var_1_4 = __VERIFIER_nondet_ulong() [L86] EXPR \read(var_1_4) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L86] CALL assume_abort_if_not(var_1_4 >= 536870911) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L86] RET assume_abort_if_not(var_1_4 >= 536870911) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L87] EXPR \read(var_1_4) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L87] CALL assume_abort_if_not(var_1_4 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L87] RET assume_abort_if_not(var_1_4 <= 1073741823) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L88] var_1_5 = __VERIFIER_nondet_ulong() [L89] EXPR \read(var_1_5) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L89] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L89] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L90] EXPR \read(var_1_5) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L90] CALL assume_abort_if_not(var_1_5 <= 536870911) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L90] RET assume_abort_if_not(var_1_5 <= 536870911) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L91] var_1_7 = __VERIFIER_nondet_uchar() [L92] EXPR \read(var_1_7) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L92] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L92] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L93] EXPR \read(var_1_7) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L93] CALL assume_abort_if_not(var_1_7 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L93] RET assume_abort_if_not(var_1_7 <= 0) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L94] var_1_9 = __VERIFIER_nondet_double() [L95] EXPR \read(var_1_9) [L95] EXPR var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L95] EXPR var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F [L95] EXPR \read(var_1_9) [L95] EXPR var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L95] EXPR (var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F ) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L95] EXPR (var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F ) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L95] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L95] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L96] var_1_10 = __VERIFIER_nondet_double() [L97] EXPR \read(var_1_10) [L97] EXPR var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L97] EXPR var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F [L97] EXPR \read(var_1_10) [L97] EXPR var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L97] EXPR (var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F ) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L97] EXPR (var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F ) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L97] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L97] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L98] var_1_11 = __VERIFIER_nondet_uchar() [L99] EXPR \read(var_1_11) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L99] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L99] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L100] EXPR \read(var_1_11) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L100] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L100] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L101] var_1_13 = __VERIFIER_nondet_ulong() [L102] EXPR \read(var_1_13) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L102] CALL assume_abort_if_not(var_1_13 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L102] RET assume_abort_if_not(var_1_13 >= 2147483647) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L103] EXPR \read(var_1_13) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L103] CALL assume_abort_if_not(var_1_13 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L103] RET assume_abort_if_not(var_1_13 <= 4294967295) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L104] var_1_14 = __VERIFIER_nondet_ushort() [L105] EXPR \read(var_1_14) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L105] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L105] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L106] EXPR \read(var_1_14) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L106] CALL assume_abort_if_not(var_1_14 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L106] RET assume_abort_if_not(var_1_14 <= 65534) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L107] var_1_16 = __VERIFIER_nondet_uchar() [L108] EXPR \read(var_1_16) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L108] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L108] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L109] EXPR \read(var_1_16) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L109] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L109] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L122] RET updateVariables() [L123] CALL step() [L55] EXPR \read(*var_1_7_Pointer) [L55] (*(var_1_6_Pointer)) = (*(var_1_7_Pointer)) [L56] EXPR \read(*var_1_5_Pointer) [L56] EXPR \read(*var_1_13_Pointer) [L56] EXPR \read(*var_1_4_Pointer) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L56] COND TRUE (*(var_1_5_Pointer)) <= ((*(var_1_13_Pointer)) - (*(var_1_4_Pointer))) [L57] EXPR \read(*var_1_14_Pointer) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L57] EXPR (((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer))) [L57] EXPR \read(*var_1_14_Pointer) [L57] EXPR (((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer))) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L57] (*(var_1_12_Pointer)) = (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer))))) [L59] EXPR \read(*var_1_9_Pointer) [L59] EXPR \read(*var_1_10_Pointer) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L59] COND TRUE ((*(var_1_9_Pointer)) * 16.5f) > (*(var_1_10_Pointer)) [L60] EXPR \read(*var_1_11_Pointer) [L60] (*(var_1_15_Pointer)) = (! (*(var_1_11_Pointer))) [L64] EXPR \read(*var_1_12_Pointer) [L64] EXPR \read(*var_1_3_Pointer) [L64] EXPR \read(*var_1_4_Pointer) [L64] EXPR \read(*var_1_12_Pointer) [L64] (*(var_1_1_Pointer)) = ((*(var_1_12_Pointer)) + ((*(var_1_3_Pointer)) - ((*(var_1_4_Pointer)) - (*(var_1_12_Pointer))))) [L65] EXPR \read(*var_1_12_Pointer) [L65] EXPR \read(*var_1_12_Pointer) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L65] EXPR (((*(var_1_12_Pointer))) < ((*(var_1_12_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_12_Pointer))) [L65] EXPR \read(*var_1_12_Pointer) [L65] EXPR (((*(var_1_12_Pointer))) < ((*(var_1_12_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_12_Pointer))) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L65] signed long int stepLocal_1 = ((((*(var_1_12_Pointer))) < ((*(var_1_12_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_12_Pointer)))); [L66] EXPR \read(*var_1_3_Pointer) [L66] unsigned long int stepLocal_0 = (*(var_1_3_Pointer)); [L67] EXPR \read(*var_1_4_Pointer) [L67] EXPR \read(*var_1_3_Pointer) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L67] EXPR (((*(var_1_4_Pointer))) < ((*(var_1_3_Pointer)))) ? ((*(var_1_4_Pointer))) : ((*(var_1_3_Pointer))) [L67] EXPR \read(*var_1_4_Pointer) [L67] EXPR (((*(var_1_4_Pointer))) < ((*(var_1_3_Pointer)))) ? ((*(var_1_4_Pointer))) : ((*(var_1_3_Pointer))) VAL [isInitial=1, stepLocal_0=-3221225472, stepLocal_1=65534, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L67] COND TRUE stepLocal_1 != (((((*(var_1_4_Pointer))) < ((*(var_1_3_Pointer)))) ? ((*(var_1_4_Pointer))) : ((*(var_1_3_Pointer))))) [L68] EXPR \read(*var_1_9_Pointer) [L68] EXPR \read(*var_1_10_Pointer) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L68] COND FALSE !((*(var_1_9_Pointer)) == (*(var_1_10_Pointer))) [L123] RET step() [L124] CALL, EXPR property() [L114] EXPR \read(*var_1_1_Pointer) [L114] EXPR \read(*var_1_12_Pointer) [L114] EXPR \read(*var_1_3_Pointer) [L114] EXPR \read(*var_1_4_Pointer) [L114] EXPR \read(*var_1_12_Pointer) [L114] EXPR ((*(var_1_1_Pointer)) == ((unsigned long int) ((*(var_1_12_Pointer)) + ((*(var_1_3_Pointer)) - ((*(var_1_4_Pointer)) - (*(var_1_12_Pointer))))))) && ((*(var_1_6_Pointer)) == ((unsigned char) (*(var_1_7_Pointer)))) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR ((*(var_1_1_Pointer)) == ((unsigned long int) ((*(var_1_12_Pointer)) + ((*(var_1_3_Pointer)) - ((*(var_1_4_Pointer)) - (*(var_1_12_Pointer))))))) && ((*(var_1_6_Pointer)) == ((unsigned char) (*(var_1_7_Pointer)))) [L114] EXPR \read(*var_1_6_Pointer) [L114] EXPR \read(*var_1_7_Pointer) [L114] EXPR ((*(var_1_1_Pointer)) == ((unsigned long int) ((*(var_1_12_Pointer)) + ((*(var_1_3_Pointer)) - ((*(var_1_4_Pointer)) - (*(var_1_12_Pointer))))))) && ((*(var_1_6_Pointer)) == ((unsigned char) (*(var_1_7_Pointer)))) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR (((*(var_1_1_Pointer)) == ((unsigned long int) ((*(var_1_12_Pointer)) + ((*(var_1_3_Pointer)) - ((*(var_1_4_Pointer)) - (*(var_1_12_Pointer))))))) && ((*(var_1_6_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) && (((((((*(var_1_12_Pointer))) < ((*(var_1_12_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_12_Pointer))))) != (((((*(var_1_4_Pointer))) < ((*(var_1_3_Pointer)))) ? ((*(var_1_4_Pointer))) : ((*(var_1_3_Pointer)))))) ? (((*(var_1_9_Pointer)) == (*(var_1_10_Pointer))) ? ((*(var_1_6_Pointer)) ? (((*(var_1_3_Pointer)) >= (*(var_1_12_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned char) ((*(var_1_7_Pointer)) || (*(var_1_11_Pointer))))) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) : 1) : 1) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_11_Pointer))))) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR (((*(var_1_1_Pointer)) == ((unsigned long int) ((*(var_1_12_Pointer)) + ((*(var_1_3_Pointer)) - ((*(var_1_4_Pointer)) - (*(var_1_12_Pointer))))))) && ((*(var_1_6_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) && (((((((*(var_1_12_Pointer))) < ((*(var_1_12_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_12_Pointer))))) != (((((*(var_1_4_Pointer))) < ((*(var_1_3_Pointer)))) ? ((*(var_1_4_Pointer))) : ((*(var_1_3_Pointer)))))) ? (((*(var_1_9_Pointer)) == (*(var_1_10_Pointer))) ? ((*(var_1_6_Pointer)) ? (((*(var_1_3_Pointer)) >= (*(var_1_12_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned char) ((*(var_1_7_Pointer)) || (*(var_1_11_Pointer))))) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) : 1) : 1) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_11_Pointer))))) [L114] EXPR \read(*var_1_12_Pointer) [L114] EXPR \read(*var_1_12_Pointer) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR (((*(var_1_12_Pointer))) < ((*(var_1_12_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_12_Pointer))) [L114] EXPR \read(*var_1_12_Pointer) [L114] EXPR (((*(var_1_12_Pointer))) < ((*(var_1_12_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_12_Pointer))) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR \read(*var_1_4_Pointer) [L114] EXPR \read(*var_1_3_Pointer) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR (((*(var_1_4_Pointer))) < ((*(var_1_3_Pointer)))) ? ((*(var_1_4_Pointer))) : ((*(var_1_3_Pointer))) [L114] EXPR \read(*var_1_4_Pointer) [L114] EXPR (((*(var_1_4_Pointer))) < ((*(var_1_3_Pointer)))) ? ((*(var_1_4_Pointer))) : ((*(var_1_3_Pointer))) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR ((((((*(var_1_12_Pointer))) < ((*(var_1_12_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_12_Pointer))))) != (((((*(var_1_4_Pointer))) < ((*(var_1_3_Pointer)))) ? ((*(var_1_4_Pointer))) : ((*(var_1_3_Pointer)))))) ? (((*(var_1_9_Pointer)) == (*(var_1_10_Pointer))) ? ((*(var_1_6_Pointer)) ? (((*(var_1_3_Pointer)) >= (*(var_1_12_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned char) ((*(var_1_7_Pointer)) || (*(var_1_11_Pointer))))) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) : 1) : 1) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_11_Pointer)))) [L114] EXPR \read(*var_1_9_Pointer) [L114] EXPR \read(*var_1_10_Pointer) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR ((*(var_1_9_Pointer)) == (*(var_1_10_Pointer))) ? ((*(var_1_6_Pointer)) ? (((*(var_1_3_Pointer)) >= (*(var_1_12_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned char) ((*(var_1_7_Pointer)) || (*(var_1_11_Pointer))))) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) : 1) : 1 [L114] EXPR ((*(var_1_9_Pointer)) == (*(var_1_10_Pointer))) ? ((*(var_1_6_Pointer)) ? (((*(var_1_3_Pointer)) >= (*(var_1_12_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned char) ((*(var_1_7_Pointer)) || (*(var_1_11_Pointer))))) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) : 1) : 1 VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR ((((((*(var_1_12_Pointer))) < ((*(var_1_12_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_12_Pointer))))) != (((((*(var_1_4_Pointer))) < ((*(var_1_3_Pointer)))) ? ((*(var_1_4_Pointer))) : ((*(var_1_3_Pointer)))))) ? (((*(var_1_9_Pointer)) == (*(var_1_10_Pointer))) ? ((*(var_1_6_Pointer)) ? (((*(var_1_3_Pointer)) >= (*(var_1_12_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned char) ((*(var_1_7_Pointer)) || (*(var_1_11_Pointer))))) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) : 1) : 1) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_11_Pointer)))) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR (((*(var_1_1_Pointer)) == ((unsigned long int) ((*(var_1_12_Pointer)) + ((*(var_1_3_Pointer)) - ((*(var_1_4_Pointer)) - (*(var_1_12_Pointer))))))) && ((*(var_1_6_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) && (((((((*(var_1_12_Pointer))) < ((*(var_1_12_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_12_Pointer))))) != (((((*(var_1_4_Pointer))) < ((*(var_1_3_Pointer)))) ? ((*(var_1_4_Pointer))) : ((*(var_1_3_Pointer)))))) ? (((*(var_1_9_Pointer)) == (*(var_1_10_Pointer))) ? ((*(var_1_6_Pointer)) ? (((*(var_1_3_Pointer)) >= (*(var_1_12_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned char) ((*(var_1_7_Pointer)) || (*(var_1_11_Pointer))))) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) : 1) : 1) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_11_Pointer))))) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR ((((*(var_1_1_Pointer)) == ((unsigned long int) ((*(var_1_12_Pointer)) + ((*(var_1_3_Pointer)) - ((*(var_1_4_Pointer)) - (*(var_1_12_Pointer))))))) && ((*(var_1_6_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) && (((((((*(var_1_12_Pointer))) < ((*(var_1_12_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_12_Pointer))))) != (((((*(var_1_4_Pointer))) < ((*(var_1_3_Pointer)))) ? ((*(var_1_4_Pointer))) : ((*(var_1_3_Pointer)))))) ? (((*(var_1_9_Pointer)) == (*(var_1_10_Pointer))) ? ((*(var_1_6_Pointer)) ? (((*(var_1_3_Pointer)) >= (*(var_1_12_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned char) ((*(var_1_7_Pointer)) || (*(var_1_11_Pointer))))) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) : 1) : 1) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_11_Pointer)))))) && (((*(var_1_5_Pointer)) <= ((*(var_1_13_Pointer)) - (*(var_1_4_Pointer)))) ? ((*(var_1_12_Pointer)) == ((unsigned short int) (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer))))))) : 1) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR ((((*(var_1_1_Pointer)) == ((unsigned long int) ((*(var_1_12_Pointer)) + ((*(var_1_3_Pointer)) - ((*(var_1_4_Pointer)) - (*(var_1_12_Pointer))))))) && ((*(var_1_6_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) && (((((((*(var_1_12_Pointer))) < ((*(var_1_12_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_12_Pointer))))) != (((((*(var_1_4_Pointer))) < ((*(var_1_3_Pointer)))) ? ((*(var_1_4_Pointer))) : ((*(var_1_3_Pointer)))))) ? (((*(var_1_9_Pointer)) == (*(var_1_10_Pointer))) ? ((*(var_1_6_Pointer)) ? (((*(var_1_3_Pointer)) >= (*(var_1_12_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned char) ((*(var_1_7_Pointer)) || (*(var_1_11_Pointer))))) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) : 1) : 1) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_11_Pointer)))))) && (((*(var_1_5_Pointer)) <= ((*(var_1_13_Pointer)) - (*(var_1_4_Pointer)))) ? ((*(var_1_12_Pointer)) == ((unsigned short int) (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer))))))) : 1) [L114] EXPR \read(*var_1_5_Pointer) [L114] EXPR \read(*var_1_13_Pointer) [L114] EXPR \read(*var_1_4_Pointer) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR ((*(var_1_5_Pointer)) <= ((*(var_1_13_Pointer)) - (*(var_1_4_Pointer)))) ? ((*(var_1_12_Pointer)) == ((unsigned short int) (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer))))))) : 1 [L114] EXPR \read(*var_1_12_Pointer) [L114] EXPR \read(*var_1_14_Pointer) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR (((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer))) [L114] EXPR \read(*var_1_14_Pointer) [L114] EXPR (((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer))) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR ((*(var_1_5_Pointer)) <= ((*(var_1_13_Pointer)) - (*(var_1_4_Pointer)))) ? ((*(var_1_12_Pointer)) == ((unsigned short int) (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer))))))) : 1 VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR ((((*(var_1_1_Pointer)) == ((unsigned long int) ((*(var_1_12_Pointer)) + ((*(var_1_3_Pointer)) - ((*(var_1_4_Pointer)) - (*(var_1_12_Pointer))))))) && ((*(var_1_6_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) && (((((((*(var_1_12_Pointer))) < ((*(var_1_12_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_12_Pointer))))) != (((((*(var_1_4_Pointer))) < ((*(var_1_3_Pointer)))) ? ((*(var_1_4_Pointer))) : ((*(var_1_3_Pointer)))))) ? (((*(var_1_9_Pointer)) == (*(var_1_10_Pointer))) ? ((*(var_1_6_Pointer)) ? (((*(var_1_3_Pointer)) >= (*(var_1_12_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned char) ((*(var_1_7_Pointer)) || (*(var_1_11_Pointer))))) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) : 1) : 1) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_11_Pointer)))))) && (((*(var_1_5_Pointer)) <= ((*(var_1_13_Pointer)) - (*(var_1_4_Pointer)))) ? ((*(var_1_12_Pointer)) == ((unsigned short int) (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer))))))) : 1) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR (((((*(var_1_1_Pointer)) == ((unsigned long int) ((*(var_1_12_Pointer)) + ((*(var_1_3_Pointer)) - ((*(var_1_4_Pointer)) - (*(var_1_12_Pointer))))))) && ((*(var_1_6_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) && (((((((*(var_1_12_Pointer))) < ((*(var_1_12_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_12_Pointer))))) != (((((*(var_1_4_Pointer))) < ((*(var_1_3_Pointer)))) ? ((*(var_1_4_Pointer))) : ((*(var_1_3_Pointer)))))) ? (((*(var_1_9_Pointer)) == (*(var_1_10_Pointer))) ? ((*(var_1_6_Pointer)) ? (((*(var_1_3_Pointer)) >= (*(var_1_12_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned char) ((*(var_1_7_Pointer)) || (*(var_1_11_Pointer))))) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) : 1) : 1) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_11_Pointer)))))) && (((*(var_1_5_Pointer)) <= ((*(var_1_13_Pointer)) - (*(var_1_4_Pointer)))) ? ((*(var_1_12_Pointer)) == ((unsigned short int) (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer))))))) : 1)) && ((((*(var_1_9_Pointer)) * 16.5f) > (*(var_1_10_Pointer))) ? ((*(var_1_15_Pointer)) == ((unsigned char) (! (*(var_1_11_Pointer))))) : ((*(var_1_15_Pointer)) == ((unsigned char) ((*(var_1_11_Pointer)) && (*(var_1_16_Pointer)))))) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR (((((*(var_1_1_Pointer)) == ((unsigned long int) ((*(var_1_12_Pointer)) + ((*(var_1_3_Pointer)) - ((*(var_1_4_Pointer)) - (*(var_1_12_Pointer))))))) && ((*(var_1_6_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) && (((((((*(var_1_12_Pointer))) < ((*(var_1_12_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_12_Pointer))))) != (((((*(var_1_4_Pointer))) < ((*(var_1_3_Pointer)))) ? ((*(var_1_4_Pointer))) : ((*(var_1_3_Pointer)))))) ? (((*(var_1_9_Pointer)) == (*(var_1_10_Pointer))) ? ((*(var_1_6_Pointer)) ? (((*(var_1_3_Pointer)) >= (*(var_1_12_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned char) ((*(var_1_7_Pointer)) || (*(var_1_11_Pointer))))) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) : 1) : 1) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_11_Pointer)))))) && (((*(var_1_5_Pointer)) <= ((*(var_1_13_Pointer)) - (*(var_1_4_Pointer)))) ? ((*(var_1_12_Pointer)) == ((unsigned short int) (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer))))))) : 1)) && ((((*(var_1_9_Pointer)) * 16.5f) > (*(var_1_10_Pointer))) ? ((*(var_1_15_Pointer)) == ((unsigned char) (! (*(var_1_11_Pointer))))) : ((*(var_1_15_Pointer)) == ((unsigned char) ((*(var_1_11_Pointer)) && (*(var_1_16_Pointer)))))) [L114] EXPR \read(*var_1_9_Pointer) [L114] EXPR \read(*var_1_10_Pointer) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR (((*(var_1_9_Pointer)) * 16.5f) > (*(var_1_10_Pointer))) ? ((*(var_1_15_Pointer)) == ((unsigned char) (! (*(var_1_11_Pointer))))) : ((*(var_1_15_Pointer)) == ((unsigned char) ((*(var_1_11_Pointer)) && (*(var_1_16_Pointer))))) [L114] EXPR \read(*var_1_15_Pointer) [L114] EXPR \read(*var_1_11_Pointer) [L114] EXPR (*(var_1_11_Pointer)) && (*(var_1_16_Pointer)) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR (*(var_1_11_Pointer)) && (*(var_1_16_Pointer)) [L114] EXPR \read(*var_1_16_Pointer) [L114] EXPR (*(var_1_11_Pointer)) && (*(var_1_16_Pointer)) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR (((*(var_1_9_Pointer)) * 16.5f) > (*(var_1_10_Pointer))) ? ((*(var_1_15_Pointer)) == ((unsigned char) (! (*(var_1_11_Pointer))))) : ((*(var_1_15_Pointer)) == ((unsigned char) ((*(var_1_11_Pointer)) && (*(var_1_16_Pointer))))) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114] EXPR (((((*(var_1_1_Pointer)) == ((unsigned long int) ((*(var_1_12_Pointer)) + ((*(var_1_3_Pointer)) - ((*(var_1_4_Pointer)) - (*(var_1_12_Pointer))))))) && ((*(var_1_6_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) && (((((((*(var_1_12_Pointer))) < ((*(var_1_12_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_12_Pointer))))) != (((((*(var_1_4_Pointer))) < ((*(var_1_3_Pointer)))) ? ((*(var_1_4_Pointer))) : ((*(var_1_3_Pointer)))))) ? (((*(var_1_9_Pointer)) == (*(var_1_10_Pointer))) ? ((*(var_1_6_Pointer)) ? (((*(var_1_3_Pointer)) >= (*(var_1_12_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned char) ((*(var_1_7_Pointer)) || (*(var_1_11_Pointer))))) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) : 1) : 1) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_11_Pointer)))))) && (((*(var_1_5_Pointer)) <= ((*(var_1_13_Pointer)) - (*(var_1_4_Pointer)))) ? ((*(var_1_12_Pointer)) == ((unsigned short int) (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer))))))) : 1)) && ((((*(var_1_9_Pointer)) * 16.5f) > (*(var_1_10_Pointer))) ? ((*(var_1_15_Pointer)) == ((unsigned char) (! (*(var_1_11_Pointer))))) : ((*(var_1_15_Pointer)) == ((unsigned char) ((*(var_1_11_Pointer)) && (*(var_1_16_Pointer)))))) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L114-L115] return (((((*(var_1_1_Pointer)) == ((unsigned long int) ((*(var_1_12_Pointer)) + ((*(var_1_3_Pointer)) - ((*(var_1_4_Pointer)) - (*(var_1_12_Pointer))))))) && ((*(var_1_6_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) && (((((((*(var_1_12_Pointer))) < ((*(var_1_12_Pointer)))) ? ((*(var_1_12_Pointer))) : ((*(var_1_12_Pointer))))) != (((((*(var_1_4_Pointer))) < ((*(var_1_3_Pointer)))) ? ((*(var_1_4_Pointer))) : ((*(var_1_3_Pointer)))))) ? (((*(var_1_9_Pointer)) == (*(var_1_10_Pointer))) ? ((*(var_1_6_Pointer)) ? (((*(var_1_3_Pointer)) >= (*(var_1_12_Pointer))) ? ((*(var_1_8_Pointer)) == ((unsigned char) ((*(var_1_7_Pointer)) || (*(var_1_11_Pointer))))) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_7_Pointer))))) : 1) : 1) : ((*(var_1_8_Pointer)) == ((unsigned char) (*(var_1_11_Pointer)))))) && (((*(var_1_5_Pointer)) <= ((*(var_1_13_Pointer)) - (*(var_1_4_Pointer)))) ? ((*(var_1_12_Pointer)) == ((unsigned short int) (((((*(var_1_14_Pointer))) < 0 ) ? -((*(var_1_14_Pointer))) : ((*(var_1_14_Pointer))))))) : 1)) && ((((*(var_1_9_Pointer)) * 16.5f) > (*(var_1_10_Pointer))) ? ((*(var_1_15_Pointer)) == ((unsigned char) (! (*(var_1_11_Pointer))))) : ((*(var_1_15_Pointer)) == ((unsigned char) ((*(var_1_11_Pointer)) && (*(var_1_16_Pointer)))))) ; [L124] RET, EXPR property() [L124] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] [L19] reach_error() VAL [isInitial=1, var_1_10={12:0}, var_1_10_Pointer={12:0}, var_1_11={13:0}, var_1_11_Pointer={13:0}, var_1_12={14:0}, var_1_12_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_6={8:0}, var_1_6_Pointer={8:0}, var_1_7={9:0}, var_1_7_Pointer={9:0}, var_1_8={10:0}, var_1_8_Pointer={10:0}, var_1_9={11:0}, var_1_9_Pointer={11:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 112 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 239.5s, OverallIterations: 27, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 147.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 11 mSolverCounterUnknown, 9264 SdHoareTripleChecker+Valid, 63.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9264 mSDsluCounter, 27812 SdHoareTripleChecker+Invalid, 61.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 23833 mSDsCounter, 1777 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11384 IncrementalHoareTripleChecker+Invalid, 13172 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1777 mSolverCounterUnsat, 3979 mSDtfsCounter, 11384 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2397 GetRequests, 1798 SyntacticMatches, 4 SemanticMatches, 595 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7549 ImplicationChecksByTransitivity, 118.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1649occurred in iteration=24, InterpolantAutomatonStates: 369, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.4s AutomataMinimizationTime, 26 MinimizatonAttempts, 1829 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.0s SsaConstructionTime, 5.0s SatisfiabilityAnalysisTime, 77.2s InterpolantComputationTime, 5181 NumberOfCodeBlocks, 5181 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 5593 ConstructedInterpolants, 127 QuantifiedInterpolants, 39869 SizeOfPredicates, 62 NumberOfNonLiveVariables, 5342 ConjunctsInSsa, 175 ConjunctsInUnsatCore, 38 InterpolantComputations, 22 PerfectInterpolantSequences, 21344/23256 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-27 23:32:54,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB --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 8e24809269f51bce916d93021d3fd241dd9f82f81ed2d62c2bdb32d3cd025077 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:32:57,040 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:32:57,192 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 23:32:57,204 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:32:57,205 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:32:57,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:32:57,252 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:32:57,254 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:32:57,255 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:32:57,255 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:32:57,255 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:32:57,255 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:32:57,256 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:32:57,256 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:32:57,257 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:32:57,258 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:32:57,259 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:32:57,259 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:32:57,259 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:32:57,259 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:32:57,259 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:32:57,259 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:32:57,259 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:32:57,259 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 23:32:57,259 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 23:32:57,259 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 23:32:57,259 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:32:57,260 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:32:57,260 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:32:57,260 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:32:57,260 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:32:57,260 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:32:57,261 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:32:57,261 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:32:57,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:32:57,261 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:32:57,262 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:32:57,262 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:32:57,262 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:32:57,262 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:32:57,262 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:32:57,262 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:32:57,262 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:32:57,262 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:32:57,262 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 23:32:57,262 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 23:32:57,263 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:32:57,263 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:32:57,263 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:32:57,263 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:32:57,263 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 8e24809269f51bce916d93021d3fd241dd9f82f81ed2d62c2bdb32d3cd025077 [2024-11-27 23:32:57,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:32:57,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:32:57,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:32:57,632 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:32:57,633 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:32:57,634 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-53.i [2024-11-27 23:33:00,990 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/data/f29ba069a/d16959f1d7ee4b43a3a3fedd15742dd2/FLAG65821afe8 [2024-11-27 23:33:01,240 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:33:01,241 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-53.i [2024-11-27 23:33:01,250 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/data/f29ba069a/d16959f1d7ee4b43a3a3fedd15742dd2/FLAG65821afe8 [2024-11-27 23:33:01,265 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/data/f29ba069a/d16959f1d7ee4b43a3a3fedd15742dd2 [2024-11-27 23:33:01,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:33:01,269 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:33:01,271 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:33:01,271 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:33:01,276 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:33:01,277 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:33:01" (1/1) ... [2024-11-27 23:33:01,278 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ff73c3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:33:01, skipping insertion in model container [2024-11-27 23:33:01,279 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:33:01" (1/1) ... [2024-11-27 23:33:01,301 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:33:01,498 WARN L250 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_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-53.i[916,929] [2024-11-27 23:33:01,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:33:01,616 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:33:01,630 WARN L250 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_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-53.i[916,929] [2024-11-27 23:33:01,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:33:01,748 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:33:01,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:33:01 WrapperNode [2024-11-27 23:33:01,750 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:33:01,752 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:33:01,753 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:33:01,753 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:33:01,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:33:01" (1/1) ... [2024-11-27 23:33:01,788 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:33:01" (1/1) ... [2024-11-27 23:33:01,838 INFO L138 Inliner]: procedures = 36, calls = 177, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 527 [2024-11-27 23:33:01,838 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:33:01,839 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:33:01,839 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:33:01,839 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:33:01,859 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:33:01" (1/1) ... [2024-11-27 23:33:01,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:33:01" (1/1) ... [2024-11-27 23:33:01,870 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:33:01" (1/1) ... [2024-11-27 23:33:01,940 INFO L175 MemorySlicer]: Split 133 memory accesses to 16 slices as follows [2, 3, 12, 12, 6, 5, 10, 7, 10, 10, 12, 17, 6, 10, 5, 6]. 13 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. The 18 writes are split as follows [0, 1, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 2, 1]. [2024-11-27 23:33:01,940 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:33:01" (1/1) ... [2024-11-27 23:33:01,940 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:33:01" (1/1) ... [2024-11-27 23:33:01,980 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:33:01" (1/1) ... [2024-11-27 23:33:01,982 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:33:01" (1/1) ... [2024-11-27 23:33:01,988 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:33:01" (1/1) ... [2024-11-27 23:33:02,006 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:33:01" (1/1) ... [2024-11-27 23:33:02,015 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:33:01" (1/1) ... [2024-11-27 23:33:02,037 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:33:02,039 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:33:02,039 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:33:02,039 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:33:02,043 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:33:01" (1/1) ... [2024-11-27 23:33:02,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:33:02,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:33:02,093 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:33:02,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:33:02,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:33:02,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-27 23:33:02,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-27 23:33:02,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-27 23:33:02,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-27 23:33:02,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-27 23:33:02,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-27 23:33:02,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-27 23:33:02,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-27 23:33:02,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-27 23:33:02,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9 [2024-11-27 23:33:02,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#10 [2024-11-27 23:33:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#11 [2024-11-27 23:33:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#12 [2024-11-27 23:33:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#13 [2024-11-27 23:33:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#14 [2024-11-27 23:33:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#15 [2024-11-27 23:33:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-27 23:33:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-27 23:33:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-27 23:33:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-27 23:33:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-27 23:33:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-27 23:33:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2024-11-27 23:33:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#7 [2024-11-27 23:33:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#8 [2024-11-27 23:33:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#9 [2024-11-27 23:33:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#10 [2024-11-27 23:33:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#11 [2024-11-27 23:33:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#12 [2024-11-27 23:33:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#13 [2024-11-27 23:33:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#14 [2024-11-27 23:33:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#15 [2024-11-27 23:33:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-27 23:33:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-27 23:33:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-27 23:33:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-27 23:33:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-27 23:33:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-27 23:33:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-27 23:33:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-27 23:33:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-27 23:33:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-27 23:33:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-27 23:33:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-11-27 23:33:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2024-11-27 23:33:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2024-11-27 23:33:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#14 [2024-11-27 23:33:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#15 [2024-11-27 23:33:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-27 23:33:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-27 23:33:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-27 23:33:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-27 23:33:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-27 23:33:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-27 23:33:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-27 23:33:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-11-27 23:33:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2024-11-27 23:33:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2024-11-27 23:33:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#10 [2024-11-27 23:33:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#11 [2024-11-27 23:33:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#12 [2024-11-27 23:33:02,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#13 [2024-11-27 23:33:02,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#14 [2024-11-27 23:33:02,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#15 [2024-11-27 23:33:02,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 23:33:02,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-27 23:33:02,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-27 23:33:02,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-27 23:33:02,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-27 23:33:02,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-27 23:33:02,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-27 23:33:02,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-27 23:33:02,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-27 23:33:02,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-27 23:33:02,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-27 23:33:02,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-27 23:33:02,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-27 23:33:02,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-27 23:33:02,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-27 23:33:02,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-27 23:33:02,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-27 23:33:02,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-27 23:33:02,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-27 23:33:02,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-27 23:33:02,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-27 23:33:02,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-27 23:33:02,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-27 23:33:02,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-27 23:33:02,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-27 23:33:02,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-27 23:33:02,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-27 23:33:02,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-27 23:33:02,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-27 23:33:02,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-27 23:33:02,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-27 23:33:02,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-11-27 23:33:02,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-27 23:33:02,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-27 23:33:02,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-27 23:33:02,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-27 23:33:02,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-27 23:33:02,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-11-27 23:33:02,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2024-11-27 23:33:02,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#7 [2024-11-27 23:33:02,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#8 [2024-11-27 23:33:02,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#9 [2024-11-27 23:33:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#10 [2024-11-27 23:33:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#11 [2024-11-27 23:33:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#12 [2024-11-27 23:33:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#13 [2024-11-27 23:33:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#14 [2024-11-27 23:33:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#15 [2024-11-27 23:33:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-27 23:33:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-27 23:33:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-27 23:33:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-27 23:33:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-27 23:33:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-27 23:33:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-27 23:33:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-27 23:33:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-27 23:33:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-27 23:33:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-27 23:33:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-27 23:33:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-27 23:33:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-27 23:33:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-27 23:33:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-27 23:33:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-27 23:33:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-27 23:33:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-27 23:33:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-27 23:33:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-27 23:33:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-27 23:33:02,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-27 23:33:02,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-27 23:33:02,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-11-27 23:33:02,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-11-27 23:33:02,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-11-27 23:33:02,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2024-11-27 23:33:02,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2024-11-27 23:33:02,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#13 [2024-11-27 23:33:02,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#14 [2024-11-27 23:33:02,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#15 [2024-11-27 23:33:02,153 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 23:33:02,154 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 23:33:02,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:33:02,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:33:02,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-27 23:33:02,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-27 23:33:02,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-27 23:33:02,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-27 23:33:02,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-27 23:33:02,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-27 23:33:02,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-27 23:33:02,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-27 23:33:02,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-27 23:33:02,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-27 23:33:02,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-27 23:33:02,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-27 23:33:02,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-27 23:33:02,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-27 23:33:02,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-11-27 23:33:02,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2024-11-27 23:33:02,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-27 23:33:02,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-27 23:33:02,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-27 23:33:02,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-27 23:33:02,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-27 23:33:02,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-27 23:33:02,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-27 23:33:02,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-27 23:33:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-11-27 23:33:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-11-27 23:33:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-11-27 23:33:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2024-11-27 23:33:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2024-11-27 23:33:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#13 [2024-11-27 23:33:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#14 [2024-11-27 23:33:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#15 [2024-11-27 23:33:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-27 23:33:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-27 23:33:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-27 23:33:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-27 23:33:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-27 23:33:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-27 23:33:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-27 23:33:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-27 23:33:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-27 23:33:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-27 23:33:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-27 23:33:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-27 23:33:02,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-27 23:33:02,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-27 23:33:02,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-27 23:33:02,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-27 23:33:02,532 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:33:02,534 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:33:04,164 INFO L? ?]: Removed 117 outVars from TransFormulas that were not future-live. [2024-11-27 23:33:04,164 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:33:04,177 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:33:04,177 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 23:33:04,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:33:04 BoogieIcfgContainer [2024-11-27 23:33:04,178 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:33:04,180 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:33:04,180 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:33:04,186 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:33:04,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:33:01" (1/3) ... [2024-11-27 23:33:04,187 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6593540f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:33:04, skipping insertion in model container [2024-11-27 23:33:04,187 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:33:01" (2/3) ... [2024-11-27 23:33:04,188 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6593540f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:33:04, skipping insertion in model container [2024-11-27 23:33:04,188 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:33:04" (3/3) ... [2024-11-27 23:33:04,189 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-53.i [2024-11-27 23:33:04,207 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:33:04,208 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-p_file-53.i that has 2 procedures, 112 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 23:33:04,283 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:33:04,296 INFO L333 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, 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;@6205b550, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:33:04,296 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 23:33:04,301 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 91 states have (on average 1.4065934065934067) internal successors, (128), 92 states have internal predecessors, (128), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-27 23:33:04,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-27 23:33:04,324 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:33:04,325 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:33:04,325 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:33:04,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:33:04,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1513522922, now seen corresponding path program 1 times [2024-11-27 23:33:04,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:33:04,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1538680363] [2024-11-27 23:33:04,343 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:04,343 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 [2024-11-27 23:33:04,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:33:04,345 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:33:04,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:33:05,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:05,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 23:33:05,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:05,240 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-27 23:33:05,240 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:33:05,241 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:33:05,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1538680363] [2024-11-27 23:33:05,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1538680363] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:33:05,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:33:05,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 23:33:05,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028342466] [2024-11-27 23:33:05,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:33:05,253 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 23:33:05,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:33:05,275 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 23:33:05,276 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:33:05,279 INFO L87 Difference]: Start difference. First operand has 112 states, 91 states have (on average 1.4065934065934067) internal successors, (128), 92 states have internal predecessors, (128), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-27 23:33:05,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:33:05,330 INFO L93 Difference]: Finished difference Result 217 states and 340 transitions. [2024-11-27 23:33:05,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 23:33:05,332 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 140 [2024-11-27 23:33:05,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:33:05,344 INFO L225 Difference]: With dead ends: 217 [2024-11-27 23:33:05,345 INFO L226 Difference]: Without dead ends: 108 [2024-11-27 23:33:05,349 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:33:05,356 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:33:05,356 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:33:05,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-27 23:33:05,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-11-27 23:33:05,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 88 states have (on average 1.3522727272727273) internal successors, (119), 88 states have internal predecessors, (119), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-27 23:33:05,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 155 transitions. [2024-11-27 23:33:05,418 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 155 transitions. Word has length 140 [2024-11-27 23:33:05,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:33:05,419 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 155 transitions. [2024-11-27 23:33:05,419 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-27 23:33:05,419 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 155 transitions. [2024-11-27 23:33:05,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-27 23:33:05,427 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:33:05,427 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:33:05,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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)] Ended with exit code 0 [2024-11-27 23:33:05,628 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:33:05,628 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:33:05,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:33:05,629 INFO L85 PathProgramCache]: Analyzing trace with hash -202382474, now seen corresponding path program 1 times [2024-11-27 23:33:05,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:33:05,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [5974877] [2024-11-27 23:33:05,630 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:05,630 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 [2024-11-27 23:33:05,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:33:05,638 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:33:05,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:33:06,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:06,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 23:33:06,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:06,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-27 23:33:07,013 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:33:07,013 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:33:07,013 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:33:07,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [5974877] [2024-11-27 23:33:07,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [5974877] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:33:07,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:33:07,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:33:07,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37270947] [2024-11-27 23:33:07,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:33:07,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 23:33:07,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:33:07,017 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 23:33:07,017 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 23:33:07,017 INFO L87 Difference]: Start difference. First operand 108 states and 155 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:07,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:33:07,194 INFO L93 Difference]: Finished difference Result 318 states and 459 transitions. [2024-11-27 23:33:07,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 23:33:07,195 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 140 [2024-11-27 23:33:07,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:33:07,202 INFO L225 Difference]: With dead ends: 318 [2024-11-27 23:33:07,202 INFO L226 Difference]: Without dead ends: 213 [2024-11-27 23:33:07,203 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:33:07,204 INFO L435 NwaCegarLoop]: 145 mSDtfsCounter, 81 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:33:07,204 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 428 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 23:33:07,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2024-11-27 23:33:07,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 209. [2024-11-27 23:33:07,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 170 states have (on average 1.3588235294117648) internal successors, (231), 170 states have internal predecessors, (231), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-27 23:33:07,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 303 transitions. [2024-11-27 23:33:07,270 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 303 transitions. Word has length 140 [2024-11-27 23:33:07,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:33:07,271 INFO L471 AbstractCegarLoop]: Abstraction has 209 states and 303 transitions. [2024-11-27 23:33:07,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:07,272 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 303 transitions. [2024-11-27 23:33:07,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-27 23:33:07,275 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:33:07,275 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:33:07,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:33:07,475 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:33:07,476 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:33:07,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:33:07,477 INFO L85 PathProgramCache]: Analyzing trace with hash -1223450828, now seen corresponding path program 1 times [2024-11-27 23:33:07,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:33:07,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1609319445] [2024-11-27 23:33:07,478 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:07,478 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 [2024-11-27 23:33:07,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:33:07,480 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:33:07,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:33:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:07,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-27 23:33:08,010 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:09,748 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 22 treesize of output 10 [2024-11-27 23:33:09,813 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 20 proven. 222 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-11-27 23:33:09,814 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:33:10,117 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:33:10,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1609319445] [2024-11-27 23:33:10,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1609319445] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:33:10,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [709111877] [2024-11-27 23:33:10,118 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:10,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-27 23:33:10,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-27 23:33:10,128 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-27 23:33:10,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-27 23:33:11,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:11,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-27 23:33:11,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:11,975 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 [2024-11-27 23:33:14,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-27 23:33:14,193 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 15 proven. 173 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2024-11-27 23:33:14,193 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:33:14,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [709111877] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:33:14,337 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 23:33:14,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10] total 23 [2024-11-27 23:33:14,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752571881] [2024-11-27 23:33:14,337 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 23:33:14,338 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-27 23:33:14,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:33:14,339 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-27 23:33:14,340 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=659, Unknown=0, NotChecked=0, Total=756 [2024-11-27 23:33:14,341 INFO L87 Difference]: Start difference. First operand 209 states and 303 transitions. Second operand has 24 states, 21 states have (on average 5.190476190476191) internal successors, (109), 20 states have internal predecessors, (109), 7 states have call successors, (36), 6 states have call predecessors, (36), 7 states have return successors, (36), 5 states have call predecessors, (36), 7 states have call successors, (36) [2024-11-27 23:33:17,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:33:17,858 INFO L93 Difference]: Finished difference Result 437 states and 623 transitions. [2024-11-27 23:33:17,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-27 23:33:17,860 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 21 states have (on average 5.190476190476191) internal successors, (109), 20 states have internal predecessors, (109), 7 states have call successors, (36), 6 states have call predecessors, (36), 7 states have return successors, (36), 5 states have call predecessors, (36), 7 states have call successors, (36) Word has length 140 [2024-11-27 23:33:17,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:33:17,862 INFO L225 Difference]: With dead ends: 437 [2024-11-27 23:33:17,862 INFO L226 Difference]: Without dead ends: 231 [2024-11-27 23:33:17,865 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 297 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 428 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=311, Invalid=1581, Unknown=0, NotChecked=0, Total=1892 [2024-11-27 23:33:17,876 INFO L435 NwaCegarLoop]: 124 mSDtfsCounter, 599 mSDsluCounter, 1475 mSDsCounter, 0 mSdLazyCounter, 715 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 599 SdHoareTripleChecker+Valid, 1599 SdHoareTripleChecker+Invalid, 839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 715 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-27 23:33:17,876 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [599 Valid, 1599 Invalid, 839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 715 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-27 23:33:17,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2024-11-27 23:33:17,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 227. [2024-11-27 23:33:17,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 184 states have (on average 1.3315217391304348) internal successors, (245), 184 states have internal predecessors, (245), 36 states have call successors, (36), 6 states have call predecessors, (36), 6 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-27 23:33:17,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 317 transitions. [2024-11-27 23:33:17,925 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 317 transitions. Word has length 140 [2024-11-27 23:33:17,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:33:17,926 INFO L471 AbstractCegarLoop]: Abstraction has 227 states and 317 transitions. [2024-11-27 23:33:17,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 21 states have (on average 5.190476190476191) internal successors, (109), 20 states have internal predecessors, (109), 7 states have call successors, (36), 6 states have call predecessors, (36), 7 states have return successors, (36), 5 states have call predecessors, (36), 7 states have call successors, (36) [2024-11-27 23:33:17,927 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 317 transitions. [2024-11-27 23:33:17,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-27 23:33:17,929 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:33:17,930 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:33:17,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:33:18,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-27 23:33:18,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-27 23:33:18,331 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:33:18,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:33:18,333 INFO L85 PathProgramCache]: Analyzing trace with hash 2060399218, now seen corresponding path program 1 times [2024-11-27 23:33:18,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:33:18,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1821556737] [2024-11-27 23:33:18,334 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:18,334 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 [2024-11-27 23:33:18,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:33:18,341 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:33:18,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:33:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:18,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-27 23:33:18,898 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:20,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2024-11-27 23:33:20,225 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 16 proven. 116 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-27 23:33:20,225 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:33:20,424 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:33:20,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1821556737] [2024-11-27 23:33:20,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1821556737] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:33:20,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [476292907] [2024-11-27 23:33:20,425 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:20,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-27 23:33:20,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-27 23:33:20,430 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-27 23:33:20,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-27 23:33:21,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:21,579 INFO L256 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-27 23:33:21,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:21,735 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 [2024-11-27 23:33:23,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-27 23:33:23,480 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 17 proven. 51 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-27 23:33:23,480 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:33:23,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [476292907] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:33:23,598 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 23:33:23,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10] total 23 [2024-11-27 23:33:23,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328056050] [2024-11-27 23:33:23,599 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 23:33:23,600 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-27 23:33:23,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:33:23,601 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-27 23:33:23,601 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=659, Unknown=0, NotChecked=0, Total=756 [2024-11-27 23:33:23,602 INFO L87 Difference]: Start difference. First operand 227 states and 317 transitions. Second operand has 24 states, 21 states have (on average 4.904761904761905) internal successors, (103), 20 states have internal predecessors, (103), 5 states have call successors, (36), 5 states have call predecessors, (36), 5 states have return successors, (36), 3 states have call predecessors, (36), 5 states have call successors, (36) [2024-11-27 23:33:26,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:33:26,341 INFO L93 Difference]: Finished difference Result 471 states and 647 transitions. [2024-11-27 23:33:26,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-27 23:33:26,342 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 21 states have (on average 4.904761904761905) internal successors, (103), 20 states have internal predecessors, (103), 5 states have call successors, (36), 5 states have call predecessors, (36), 5 states have return successors, (36), 3 states have call predecessors, (36), 5 states have call successors, (36) Word has length 140 [2024-11-27 23:33:26,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:33:26,349 INFO L225 Difference]: With dead ends: 471 [2024-11-27 23:33:26,349 INFO L226 Difference]: Without dead ends: 247 [2024-11-27 23:33:26,351 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 297 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 418 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=311, Invalid=1581, Unknown=0, NotChecked=0, Total=1892 [2024-11-27 23:33:26,354 INFO L435 NwaCegarLoop]: 129 mSDtfsCounter, 589 mSDsluCounter, 1517 mSDsCounter, 0 mSdLazyCounter, 736 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 589 SdHoareTripleChecker+Valid, 1646 SdHoareTripleChecker+Invalid, 860 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 736 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-27 23:33:26,354 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [589 Valid, 1646 Invalid, 860 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 736 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-27 23:33:26,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2024-11-27 23:33:26,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 241. [2024-11-27 23:33:26,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 194 states have (on average 1.3041237113402062) internal successors, (253), 194 states have internal predecessors, (253), 36 states have call successors, (36), 10 states have call predecessors, (36), 10 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-27 23:33:26,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 325 transitions. [2024-11-27 23:33:26,439 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 325 transitions. Word has length 140 [2024-11-27 23:33:26,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:33:26,440 INFO L471 AbstractCegarLoop]: Abstraction has 241 states and 325 transitions. [2024-11-27 23:33:26,440 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 21 states have (on average 4.904761904761905) internal successors, (103), 20 states have internal predecessors, (103), 5 states have call successors, (36), 5 states have call predecessors, (36), 5 states have return successors, (36), 3 states have call predecessors, (36), 5 states have call successors, (36) [2024-11-27 23:33:26,441 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 325 transitions. [2024-11-27 23:33:26,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-27 23:33:26,445 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:33:26,445 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:33:26,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-27 23:33:26,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-27 23:33:26,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-27 23:33:26,846 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:33:26,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:33:26,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1241242996, now seen corresponding path program 1 times [2024-11-27 23:33:26,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:33:26,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1781087813] [2024-11-27 23:33:26,848 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:26,848 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 [2024-11-27 23:33:26,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:33:26,852 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:33:26,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:33:27,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:27,347 INFO L256 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-27 23:33:27,351 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:27,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-27 23:33:28,061 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 51 treesize of output 39 [2024-11-27 23:33:28,070 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 51 treesize of output 31 [2024-11-27 23:33:28,125 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 10 proven. 338 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-27 23:33:28,125 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:33:28,357 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:33:28,357 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:33:28,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1781087813] [2024-11-27 23:33:28,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1781087813] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-27 23:33:28,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:33:28,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2024-11-27 23:33:28,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304854363] [2024-11-27 23:33:28,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:33:28,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:33:28,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:33:28,359 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:33:28,360 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-27 23:33:28,360 INFO L87 Difference]: Start difference. First operand 241 states and 325 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:28,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:33:28,583 INFO L93 Difference]: Finished difference Result 491 states and 659 transitions. [2024-11-27 23:33:28,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:33:28,584 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 141 [2024-11-27 23:33:28,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:33:28,590 INFO L225 Difference]: With dead ends: 491 [2024-11-27 23:33:28,591 INFO L226 Difference]: Without dead ends: 253 [2024-11-27 23:33:28,591 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 282 GetRequests, 271 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-11-27 23:33:28,592 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 91 mSDsluCounter, 332 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 476 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:33:28,593 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 476 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 23:33:28,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2024-11-27 23:33:28,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 253. [2024-11-27 23:33:28,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 204 states have (on average 1.2892156862745099) internal successors, (263), 204 states have internal predecessors, (263), 36 states have call successors, (36), 12 states have call predecessors, (36), 12 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-27 23:33:28,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 335 transitions. [2024-11-27 23:33:28,646 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 335 transitions. Word has length 141 [2024-11-27 23:33:28,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:33:28,647 INFO L471 AbstractCegarLoop]: Abstraction has 253 states and 335 transitions. [2024-11-27 23:33:28,647 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:28,647 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 335 transitions. [2024-11-27 23:33:28,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-27 23:33:28,649 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:33:28,650 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:33:28,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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)] Ended with exit code 0 [2024-11-27 23:33:28,850 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:33:28,850 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:33:28,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:33:28,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1942307574, now seen corresponding path program 1 times [2024-11-27 23:33:28,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:33:28,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [241938183] [2024-11-27 23:33:28,851 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:28,852 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 [2024-11-27 23:33:28,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:33:28,853 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:33:28,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:33:29,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:29,455 INFO L256 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-27 23:33:29,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:33,758 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 38 treesize of output 34 [2024-11-27 23:33:34,192 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 18 proven. 230 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-27 23:33:34,192 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:33:34,517 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:33:34,517 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:33:34,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [241938183] [2024-11-27 23:33:34,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [241938183] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-27 23:33:34,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:33:34,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [22] total 24 [2024-11-27 23:33:34,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994752920] [2024-11-27 23:33:34,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:33:34,518 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 23:33:34,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:33:34,519 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 23:33:34,519 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=480, Unknown=0, NotChecked=0, Total=552 [2024-11-27 23:33:34,519 INFO L87 Difference]: Start difference. First operand 253 states and 335 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:34,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:33:34,794 INFO L93 Difference]: Finished difference Result 501 states and 663 transitions. [2024-11-27 23:33:34,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 23:33:34,797 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 141 [2024-11-27 23:33:34,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:33:34,800 INFO L225 Difference]: With dead ends: 501 [2024-11-27 23:33:34,800 INFO L226 Difference]: Without dead ends: 251 [2024-11-27 23:33:34,802 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 258 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=76, Invalid=524, Unknown=0, NotChecked=0, Total=600 [2024-11-27 23:33:34,803 INFO L435 NwaCegarLoop]: 136 mSDtfsCounter, 58 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 23:33:34,803 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 351 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 23:33:34,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2024-11-27 23:33:34,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 249. [2024-11-27 23:33:34,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 200 states have (on average 1.275) internal successors, (255), 200 states have internal predecessors, (255), 36 states have call successors, (36), 12 states have call predecessors, (36), 12 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-27 23:33:34,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 327 transitions. [2024-11-27 23:33:34,863 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 327 transitions. Word has length 141 [2024-11-27 23:33:34,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:33:34,863 INFO L471 AbstractCegarLoop]: Abstraction has 249 states and 327 transitions. [2024-11-27 23:33:34,864 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:34,864 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 327 transitions. [2024-11-27 23:33:34,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-27 23:33:34,866 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:33:34,866 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:33:34,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:33:35,067 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:33:35,067 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:33:35,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:33:35,067 INFO L85 PathProgramCache]: Analyzing trace with hash -45268430, now seen corresponding path program 1 times [2024-11-27 23:33:35,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:33:35,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1454887791] [2024-11-27 23:33:35,068 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:35,068 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 [2024-11-27 23:33:35,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:33:35,071 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:33:35,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:33:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:35,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 23:33:35,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:35,992 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-27 23:33:36,009 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:33:36,009 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:33:36,009 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:33:36,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1454887791] [2024-11-27 23:33:36,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1454887791] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:33:36,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:33:36,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:33:36,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813954578] [2024-11-27 23:33:36,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:33:36,010 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 23:33:36,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:33:36,011 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 23:33:36,011 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 23:33:36,011 INFO L87 Difference]: Start difference. First operand 249 states and 327 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:36,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:33:36,143 INFO L93 Difference]: Finished difference Result 499 states and 654 transitions. [2024-11-27 23:33:36,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 23:33:36,143 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 146 [2024-11-27 23:33:36,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:33:36,145 INFO L225 Difference]: With dead ends: 499 [2024-11-27 23:33:36,146 INFO L226 Difference]: Without dead ends: 253 [2024-11-27 23:33:36,146 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:33:36,147 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 68 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:33:36,147 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 421 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 23:33:36,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2024-11-27 23:33:36,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 249. [2024-11-27 23:33:36,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 200 states have (on average 1.27) internal successors, (254), 200 states have internal predecessors, (254), 36 states have call successors, (36), 12 states have call predecessors, (36), 12 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-27 23:33:36,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 326 transitions. [2024-11-27 23:33:36,182 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 326 transitions. Word has length 146 [2024-11-27 23:33:36,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:33:36,183 INFO L471 AbstractCegarLoop]: Abstraction has 249 states and 326 transitions. [2024-11-27 23:33:36,183 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:36,183 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 326 transitions. [2024-11-27 23:33:36,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-27 23:33:36,185 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:33:36,185 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:33:36,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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)] Forceful destruction successful, exit code 0 [2024-11-27 23:33:36,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:33:36,386 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:33:36,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:33:36,386 INFO L85 PathProgramCache]: Analyzing trace with hash -632074444, now seen corresponding path program 1 times [2024-11-27 23:33:36,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:33:36,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [881849558] [2024-11-27 23:33:36,387 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:36,387 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:33:36,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:33:36,391 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:33:36,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:33:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:37,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-27 23:33:37,062 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:37,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2024-11-27 23:33:37,264 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-27 23:33:37,313 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:33:37,313 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:33:37,314 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:33:37,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [881849558] [2024-11-27 23:33:37,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [881849558] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:33:37,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:33:37,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-27 23:33:37,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774451824] [2024-11-27 23:33:37,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:33:37,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-27 23:33:37,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:33:37,315 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-27 23:33:37,316 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-27 23:33:37,316 INFO L87 Difference]: Start difference. First operand 249 states and 326 transitions. Second operand has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:37,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:33:37,967 INFO L93 Difference]: Finished difference Result 605 states and 793 transitions. [2024-11-27 23:33:37,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-27 23:33:37,968 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 146 [2024-11-27 23:33:37,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:33:37,972 INFO L225 Difference]: With dead ends: 605 [2024-11-27 23:33:37,972 INFO L226 Difference]: Without dead ends: 359 [2024-11-27 23:33:37,973 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-27 23:33:37,973 INFO L435 NwaCegarLoop]: 137 mSDtfsCounter, 67 mSDsluCounter, 765 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 902 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-27 23:33:37,974 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 902 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-27 23:33:37,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2024-11-27 23:33:38,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 277. [2024-11-27 23:33:38,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 228 states have (on average 1.2850877192982457) internal successors, (293), 228 states have internal predecessors, (293), 36 states have call successors, (36), 12 states have call predecessors, (36), 12 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-27 23:33:38,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 365 transitions. [2024-11-27 23:33:38,022 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 365 transitions. Word has length 146 [2024-11-27 23:33:38,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:33:38,023 INFO L471 AbstractCegarLoop]: Abstraction has 277 states and 365 transitions. [2024-11-27 23:33:38,023 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:38,024 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 365 transitions. [2024-11-27 23:33:38,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-27 23:33:38,026 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:33:38,026 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:33:38,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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)] Ended with exit code 0 [2024-11-27 23:33:38,226 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:33:38,227 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:33:38,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:33:38,227 INFO L85 PathProgramCache]: Analyzing trace with hash 68990134, now seen corresponding path program 1 times [2024-11-27 23:33:38,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:33:38,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [351401671] [2024-11-27 23:33:38,228 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:38,228 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 [2024-11-27 23:33:38,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:33:38,233 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:33:38,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:33:38,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:38,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-27 23:33:38,771 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:39,940 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 22 treesize of output 10 [2024-11-27 23:33:39,991 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 16 proven. 116 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-27 23:33:39,992 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:33:40,237 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:33:40,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [351401671] [2024-11-27 23:33:40,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [351401671] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:33:40,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1240089300] [2024-11-27 23:33:40,238 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:40,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-27 23:33:40,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-27 23:33:40,241 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-27 23:33:40,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-27 23:33:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:41,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 23:33:41,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:41,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-27 23:33:41,186 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-27 23:33:41,233 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:33:41,233 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:33:41,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1240089300] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:33:41,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:33:41,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [13] total 17 [2024-11-27 23:33:41,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318509992] [2024-11-27 23:33:41,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:33:41,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:33:41,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:33:41,234 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:33:41,235 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=323, Unknown=0, NotChecked=0, Total=380 [2024-11-27 23:33:41,235 INFO L87 Difference]: Start difference. First operand 277 states and 365 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:41,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:33:41,467 INFO L93 Difference]: Finished difference Result 607 states and 802 transitions. [2024-11-27 23:33:41,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:33:41,469 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 146 [2024-11-27 23:33:41,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:33:41,472 INFO L225 Difference]: With dead ends: 607 [2024-11-27 23:33:41,472 INFO L226 Difference]: Without dead ends: 333 [2024-11-27 23:33:41,473 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=61, Invalid=359, Unknown=0, NotChecked=0, Total=420 [2024-11-27 23:33:41,474 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 51 mSDsluCounter, 455 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 23:33:41,475 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 623 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 23:33:41,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2024-11-27 23:33:41,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 277. [2024-11-27 23:33:41,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 228 states have (on average 1.2763157894736843) internal successors, (291), 228 states have internal predecessors, (291), 36 states have call successors, (36), 12 states have call predecessors, (36), 12 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-27 23:33:41,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 363 transitions. [2024-11-27 23:33:41,524 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 363 transitions. Word has length 146 [2024-11-27 23:33:41,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:33:41,524 INFO L471 AbstractCegarLoop]: Abstraction has 277 states and 363 transitions. [2024-11-27 23:33:41,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:41,525 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 363 transitions. [2024-11-27 23:33:41,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-27 23:33:41,527 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:33:41,527 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:33:41,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-27 23:33:41,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:33:41,928 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:33:41,928 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:33:41,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:33:41,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1449722894, now seen corresponding path program 1 times [2024-11-27 23:33:41,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:33:41,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1653536957] [2024-11-27 23:33:41,929 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:41,929 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 [2024-11-27 23:33:41,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:33:41,931 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:33:41,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:33:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:42,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-27 23:33:42,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:43,619 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2024-11-27 23:33:43,662 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 20 proven. 222 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-11-27 23:33:43,662 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:33:43,857 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:33:43,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1653536957] [2024-11-27 23:33:43,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1653536957] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:33:43,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1675347339] [2024-11-27 23:33:43,858 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:43,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-27 23:33:43,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-27 23:33:43,860 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-27 23:33:43,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-27 23:33:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:44,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 23:33:44,611 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:44,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2024-11-27 23:33:44,814 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 16 treesize of output 8 [2024-11-27 23:33:44,865 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:33:44,865 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:33:44,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1675347339] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:33:44,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:33:44,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [13] total 17 [2024-11-27 23:33:44,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270443437] [2024-11-27 23:33:44,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:33:44,866 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:33:44,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:33:44,867 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:33:44,867 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=323, Unknown=0, NotChecked=0, Total=380 [2024-11-27 23:33:44,867 INFO L87 Difference]: Start difference. First operand 277 states and 363 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:45,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:33:45,103 INFO L93 Difference]: Finished difference Result 607 states and 798 transitions. [2024-11-27 23:33:45,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:33:45,104 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 146 [2024-11-27 23:33:45,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:33:45,107 INFO L225 Difference]: With dead ends: 607 [2024-11-27 23:33:45,107 INFO L226 Difference]: Without dead ends: 333 [2024-11-27 23:33:45,108 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=61, Invalid=359, Unknown=0, NotChecked=0, Total=420 [2024-11-27 23:33:45,109 INFO L435 NwaCegarLoop]: 176 mSDtfsCounter, 50 mSDsluCounter, 468 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 644 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 23:33:45,109 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 644 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 23:33:45,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2024-11-27 23:33:45,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 277. [2024-11-27 23:33:45,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 228 states have (on average 1.2675438596491229) internal successors, (289), 228 states have internal predecessors, (289), 36 states have call successors, (36), 12 states have call predecessors, (36), 12 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-27 23:33:45,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 361 transitions. [2024-11-27 23:33:45,159 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 361 transitions. Word has length 146 [2024-11-27 23:33:45,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:33:45,159 INFO L471 AbstractCegarLoop]: Abstraction has 277 states and 361 transitions. [2024-11-27 23:33:45,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:45,160 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 361 transitions. [2024-11-27 23:33:45,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-27 23:33:45,161 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:33:45,161 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:33:45,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-27 23:33:45,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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)] Ended with exit code 0 [2024-11-27 23:33:45,562 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:33:45,563 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:33:45,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:33:45,563 INFO L85 PathProgramCache]: Analyzing trace with hash -748658316, now seen corresponding path program 1 times [2024-11-27 23:33:45,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:33:45,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1032062259] [2024-11-27 23:33:45,564 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:45,564 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 [2024-11-27 23:33:45,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:33:45,569 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:33:45,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:33:46,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:46,114 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-27 23:33:46,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:46,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2024-11-27 23:33:46,289 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-27 23:33:46,334 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:33:46,334 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:33:46,334 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:33:46,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1032062259] [2024-11-27 23:33:46,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1032062259] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:33:46,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:33:46,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-27 23:33:46,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881402453] [2024-11-27 23:33:46,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:33:46,336 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-27 23:33:46,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:33:46,336 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-27 23:33:46,336 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-27 23:33:46,337 INFO L87 Difference]: Start difference. First operand 277 states and 361 transitions. Second operand has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:46,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:33:46,952 INFO L93 Difference]: Finished difference Result 607 states and 794 transitions. [2024-11-27 23:33:46,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-27 23:33:46,953 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 146 [2024-11-27 23:33:46,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:33:46,955 INFO L225 Difference]: With dead ends: 607 [2024-11-27 23:33:46,956 INFO L226 Difference]: Without dead ends: 333 [2024-11-27 23:33:46,956 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-27 23:33:46,957 INFO L435 NwaCegarLoop]: 191 mSDtfsCounter, 54 mSDsluCounter, 1017 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 1208 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-27 23:33:46,957 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 1208 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-27 23:33:46,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2024-11-27 23:33:46,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 275. [2024-11-27 23:33:46,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 226 states have (on average 1.261061946902655) internal successors, (285), 226 states have internal predecessors, (285), 36 states have call successors, (36), 12 states have call predecessors, (36), 12 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-27 23:33:46,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 357 transitions. [2024-11-27 23:33:46,997 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 357 transitions. Word has length 146 [2024-11-27 23:33:46,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:33:46,998 INFO L471 AbstractCegarLoop]: Abstraction has 275 states and 357 transitions. [2024-11-27 23:33:46,998 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:46,998 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 357 transitions. [2024-11-27 23:33:46,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-27 23:33:47,000 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:33:47,000 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:33:47,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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)] Ended with exit code 0 [2024-11-27 23:33:47,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:33:47,201 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:33:47,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:33:47,201 INFO L85 PathProgramCache]: Analyzing trace with hash 967924624, now seen corresponding path program 1 times [2024-11-27 23:33:47,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:33:47,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [460263027] [2024-11-27 23:33:47,202 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:47,202 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 [2024-11-27 23:33:47,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:33:47,204 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:33:47,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:33:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:47,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-27 23:33:47,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:47,781 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:33:47,782 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:33:47,782 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:33:47,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [460263027] [2024-11-27 23:33:47,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [460263027] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:33:47,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:33:47,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-27 23:33:47,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877693543] [2024-11-27 23:33:47,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:33:47,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 23:33:47,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:33:47,783 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 23:33:47,783 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-27 23:33:47,784 INFO L87 Difference]: Start difference. First operand 275 states and 357 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:47,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:33:47,880 INFO L93 Difference]: Finished difference Result 555 states and 721 transitions. [2024-11-27 23:33:47,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-27 23:33:47,881 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 148 [2024-11-27 23:33:47,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:33:47,884 INFO L225 Difference]: With dead ends: 555 [2024-11-27 23:33:47,884 INFO L226 Difference]: Without dead ends: 283 [2024-11-27 23:33:47,885 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-27 23:33:47,886 INFO L435 NwaCegarLoop]: 147 mSDtfsCounter, 0 mSDsluCounter, 569 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 716 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:33:47,887 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 716 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:33:47,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2024-11-27 23:33:47,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 283. [2024-11-27 23:33:47,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 234 states have (on average 1.2521367521367521) internal successors, (293), 234 states have internal predecessors, (293), 36 states have call successors, (36), 12 states have call predecessors, (36), 12 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-27 23:33:47,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 365 transitions. [2024-11-27 23:33:47,927 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 365 transitions. Word has length 148 [2024-11-27 23:33:47,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:33:47,927 INFO L471 AbstractCegarLoop]: Abstraction has 283 states and 365 transitions. [2024-11-27 23:33:47,928 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:47,928 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 365 transitions. [2024-11-27 23:33:47,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-27 23:33:47,929 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:33:47,929 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:33:47,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Ended with exit code 0 [2024-11-27 23:33:48,130 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:33:48,130 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:33:48,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:33:48,132 INFO L85 PathProgramCache]: Analyzing trace with hash -92598494, now seen corresponding path program 1 times [2024-11-27 23:33:48,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:33:48,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1140168475] [2024-11-27 23:33:48,133 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:48,133 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 [2024-11-27 23:33:48,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:33:48,136 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:33:48,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:33:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:48,700 INFO L256 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 23:33:48,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:48,737 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:33:48,737 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:33:48,738 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:33:48,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1140168475] [2024-11-27 23:33:48,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1140168475] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:33:48,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:33:48,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 23:33:48,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371912768] [2024-11-27 23:33:48,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:33:48,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:33:48,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:33:48,739 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:33:48,739 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:33:48,739 INFO L87 Difference]: Start difference. First operand 283 states and 365 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:48,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:33:48,833 INFO L93 Difference]: Finished difference Result 569 states and 735 transitions. [2024-11-27 23:33:48,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:33:48,834 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 150 [2024-11-27 23:33:48,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:33:48,836 INFO L225 Difference]: With dead ends: 569 [2024-11-27 23:33:48,836 INFO L226 Difference]: Without dead ends: 289 [2024-11-27 23:33:48,837 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:33:48,841 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 0 mSDsluCounter, 428 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 576 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:33:48,841 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 576 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 23:33:48,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2024-11-27 23:33:48,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 289. [2024-11-27 23:33:48,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 240 states have (on average 1.2458333333333333) internal successors, (299), 240 states have internal predecessors, (299), 36 states have call successors, (36), 12 states have call predecessors, (36), 12 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-27 23:33:48,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 371 transitions. [2024-11-27 23:33:48,897 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 371 transitions. Word has length 150 [2024-11-27 23:33:48,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:33:48,897 INFO L471 AbstractCegarLoop]: Abstraction has 289 states and 371 transitions. [2024-11-27 23:33:48,898 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:48,898 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 371 transitions. [2024-11-27 23:33:48,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-27 23:33:48,899 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:33:48,899 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:33:48,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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)] Ended with exit code 0 [2024-11-27 23:33:49,100 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:33:49,100 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:33:49,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:33:49,101 INFO L85 PathProgramCache]: Analyzing trace with hash 1523992251, now seen corresponding path program 1 times [2024-11-27 23:33:49,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:33:49,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1827130440] [2024-11-27 23:33:49,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:49,102 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 [2024-11-27 23:33:49,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:33:49,104 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:33:49,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2024-11-27 23:33:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:49,646 INFO L256 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 23:33:49,649 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:49,700 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:33:49,700 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:33:49,700 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:33:49,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1827130440] [2024-11-27 23:33:49,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1827130440] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:33:49,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:33:49,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-27 23:33:49,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841188963] [2024-11-27 23:33:49,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:33:49,701 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-27 23:33:49,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:33:49,701 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-27 23:33:49,702 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-27 23:33:49,702 INFO L87 Difference]: Start difference. First operand 289 states and 371 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:49,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:33:49,808 INFO L93 Difference]: Finished difference Result 585 states and 751 transitions. [2024-11-27 23:33:49,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 23:33:49,809 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 150 [2024-11-27 23:33:49,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:33:49,811 INFO L225 Difference]: With dead ends: 585 [2024-11-27 23:33:49,811 INFO L226 Difference]: Without dead ends: 299 [2024-11-27 23:33:49,812 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-27 23:33:49,813 INFO L435 NwaCegarLoop]: 146 mSDtfsCounter, 0 mSDsluCounter, 707 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 853 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:33:49,813 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 853 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 23:33:49,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2024-11-27 23:33:49,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 291. [2024-11-27 23:33:49,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 242 states have (on average 1.243801652892562) internal successors, (301), 242 states have internal predecessors, (301), 36 states have call successors, (36), 12 states have call predecessors, (36), 12 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-27 23:33:49,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 373 transitions. [2024-11-27 23:33:49,866 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 373 transitions. Word has length 150 [2024-11-27 23:33:49,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:33:49,866 INFO L471 AbstractCegarLoop]: Abstraction has 291 states and 373 transitions. [2024-11-27 23:33:49,866 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:33:49,867 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 373 transitions. [2024-11-27 23:33:49,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-27 23:33:49,869 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:33:49,869 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:33:49,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2024-11-27 23:33:50,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:33:50,070 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:33:50,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:33:50,071 INFO L85 PathProgramCache]: Analyzing trace with hash 335226985, now seen corresponding path program 1 times [2024-11-27 23:33:50,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:33:50,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [294002619] [2024-11-27 23:33:50,071 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:50,071 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 [2024-11-27 23:33:50,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:33:50,076 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:33:50,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:33:50,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:50,650 INFO L256 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-27 23:33:50,656 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:54,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-27 23:33:54,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-27 23:33:54,798 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 22 treesize of output 10 [2024-11-27 23:33:54,880 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 18 proven. 488 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-27 23:33:54,880 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:33:55,582 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-27 23:33:55,582 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 27 treesize of output 30 [2024-11-27 23:33:55,922 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:33:55,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [294002619] [2024-11-27 23:33:55,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [294002619] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:33:55,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1357790657] [2024-11-27 23:33:55,922 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:55,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-27 23:33:55,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-27 23:33:55,924 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-27 23:33:55,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-27 23:33:57,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:57,609 INFO L256 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-27 23:33:57,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:58,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-27 23:34:00,269 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 [2024-11-27 23:34:03,285 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 [2024-11-27 23:34:08,642 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 [2024-11-27 23:34:12,260 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-27 23:34:12,271 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-27 23:34:12,503 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 16 proven. 496 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-27 23:34:12,504 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:34:14,189 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 46 [2024-11-27 23:34:14,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1357790657] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:34:14,718 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 23:34:14,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 27] total 48 [2024-11-27 23:34:14,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726756978] [2024-11-27 23:34:14,718 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 23:34:14,719 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-11-27 23:34:14,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:34:14,720 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-11-27 23:34:14,723 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=325, Invalid=3581, Unknown=0, NotChecked=0, Total=3906 [2024-11-27 23:34:14,724 INFO L87 Difference]: Start difference. First operand 291 states and 373 transitions. Second operand has 49 states, 40 states have (on average 3.6) internal successors, (144), 38 states have internal predecessors, (144), 17 states have call successors, (36), 16 states have call predecessors, (36), 17 states have return successors, (36), 11 states have call predecessors, (36), 17 states have call successors, (36) [2024-11-27 23:34:24,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:34:24,126 INFO L93 Difference]: Finished difference Result 531 states and 672 transitions. [2024-11-27 23:34:24,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-27 23:34:24,127 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 40 states have (on average 3.6) internal successors, (144), 38 states have internal predecessors, (144), 17 states have call successors, (36), 16 states have call predecessors, (36), 17 states have return successors, (36), 11 states have call predecessors, (36), 17 states have call successors, (36) Word has length 152 [2024-11-27 23:34:24,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:34:24,130 INFO L225 Difference]: With dead ends: 531 [2024-11-27 23:34:24,130 INFO L226 Difference]: Without dead ends: 243 [2024-11-27 23:34:24,133 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 476 GetRequests, 383 SyntacticMatches, 0 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2509 ImplicationChecksByTransitivity, 15.0s TimeCoverageRelationStatistics Valid=1235, Invalid=7695, Unknown=0, NotChecked=0, Total=8930 [2024-11-27 23:34:24,134 INFO L435 NwaCegarLoop]: 118 mSDtfsCounter, 1034 mSDsluCounter, 2022 mSDsCounter, 0 mSdLazyCounter, 1411 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1034 SdHoareTripleChecker+Valid, 2140 SdHoareTripleChecker+Invalid, 1698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 287 IncrementalHoareTripleChecker+Valid, 1411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-27 23:34:24,134 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1034 Valid, 2140 Invalid, 1698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [287 Valid, 1411 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-27 23:34:24,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2024-11-27 23:34:24,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 153. [2024-11-27 23:34:24,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 127 states have (on average 1.236220472440945) internal successors, (157), 127 states have internal predecessors, (157), 18 states have call successors, (18), 7 states have call predecessors, (18), 7 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-27 23:34:24,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 193 transitions. [2024-11-27 23:34:24,192 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 193 transitions. Word has length 152 [2024-11-27 23:34:24,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:34:24,193 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 193 transitions. [2024-11-27 23:34:24,193 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 40 states have (on average 3.6) internal successors, (144), 38 states have internal predecessors, (144), 17 states have call successors, (36), 16 states have call predecessors, (36), 17 states have return successors, (36), 11 states have call predecessors, (36), 17 states have call successors, (36) [2024-11-27 23:34:24,193 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 193 transitions. [2024-11-27 23:34:24,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-27 23:34:24,195 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:34:24,195 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:34:24,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-27 23:34:24,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Ended with exit code 0 [2024-11-27 23:34:24,595 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:34:24,596 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:34:24,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:34:24,596 INFO L85 PathProgramCache]: Analyzing trace with hash -1434233104, now seen corresponding path program 1 times [2024-11-27 23:34:24,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:34:24,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1464996258] [2024-11-27 23:34:24,596 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:34:24,597 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 [2024-11-27 23:34:24,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:34:24,600 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:34:24,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2024-11-27 23:34:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:34:25,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 23:34:25,135 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:34:25,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-27 23:34:25,164 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:34:25,164 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:34:25,164 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:34:25,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1464996258] [2024-11-27 23:34:25,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1464996258] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:34:25,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:34:25,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:34:25,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603221932] [2024-11-27 23:34:25,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:34:25,165 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:34:25,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:34:25,166 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:34:25,166 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:34:25,166 INFO L87 Difference]: Start difference. First operand 153 states and 193 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:34:25,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:34:25,218 INFO L93 Difference]: Finished difference Result 303 states and 383 transitions. [2024-11-27 23:34:25,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:34:25,219 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 154 [2024-11-27 23:34:25,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:34:25,221 INFO L225 Difference]: With dead ends: 303 [2024-11-27 23:34:25,221 INFO L226 Difference]: Without dead ends: 153 [2024-11-27 23:34:25,222 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:34:25,222 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 0 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:34:25,223 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 292 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:34:25,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2024-11-27 23:34:25,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2024-11-27 23:34:25,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 127 states have (on average 1.2283464566929134) internal successors, (156), 127 states have internal predecessors, (156), 18 states have call successors, (18), 7 states have call predecessors, (18), 7 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-27 23:34:25,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 192 transitions. [2024-11-27 23:34:25,260 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 192 transitions. Word has length 154 [2024-11-27 23:34:25,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:34:25,261 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 192 transitions. [2024-11-27 23:34:25,261 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:34:25,261 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 192 transitions. [2024-11-27 23:34:25,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-27 23:34:25,262 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:34:25,262 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:34:25,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Ended with exit code 0 [2024-11-27 23:34:25,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:34:25,463 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:34:25,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:34:25,464 INFO L85 PathProgramCache]: Analyzing trace with hash -1943706194, now seen corresponding path program 1 times [2024-11-27 23:34:25,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:34:25,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [658168114] [2024-11-27 23:34:25,464 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:34:25,465 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 [2024-11-27 23:34:25,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:34:25,467 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:34:25,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:34:26,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:34:26,123 INFO L256 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 23:34:26,126 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:34:26,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-27 23:34:26,153 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:34:26,154 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:34:26,154 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:34:26,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [658168114] [2024-11-27 23:34:26,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [658168114] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:34:26,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:34:26,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:34:26,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217468237] [2024-11-27 23:34:26,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:34:26,155 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:34:26,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:34:26,155 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:34:26,155 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:34:26,156 INFO L87 Difference]: Start difference. First operand 153 states and 192 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:34:26,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:34:26,198 INFO L93 Difference]: Finished difference Result 303 states and 381 transitions. [2024-11-27 23:34:26,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:34:26,198 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 154 [2024-11-27 23:34:26,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:34:26,199 INFO L225 Difference]: With dead ends: 303 [2024-11-27 23:34:26,199 INFO L226 Difference]: Without dead ends: 153 [2024-11-27 23:34:26,200 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:34:26,200 INFO L435 NwaCegarLoop]: 147 mSDtfsCounter, 0 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:34:26,200 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 290 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:34:26,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2024-11-27 23:34:26,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2024-11-27 23:34:26,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 127 states have (on average 1.2125984251968505) internal successors, (154), 127 states have internal predecessors, (154), 18 states have call successors, (18), 7 states have call predecessors, (18), 7 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-27 23:34:26,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 190 transitions. [2024-11-27 23:34:26,237 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 190 transitions. Word has length 154 [2024-11-27 23:34:26,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:34:26,237 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 190 transitions. [2024-11-27 23:34:26,238 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:34:26,238 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 190 transitions. [2024-11-27 23:34:26,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-27 23:34:26,239 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:34:26,239 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:34:26,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Ended with exit code 0 [2024-11-27 23:34:26,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:34:26,439 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:34:26,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:34:26,440 INFO L85 PathProgramCache]: Analyzing trace with hash 662317360, now seen corresponding path program 1 times [2024-11-27 23:34:26,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:34:26,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1013320168] [2024-11-27 23:34:26,441 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:34:26,441 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 [2024-11-27 23:34:26,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:34:26,444 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:34:26,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:34:27,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:34:27,094 INFO L256 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-27 23:34:27,097 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:34:27,743 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 15 [2024-11-27 23:34:27,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2024-11-27 23:34:27,870 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 22 treesize of output 14 [2024-11-27 23:34:27,968 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 224 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2024-11-27 23:34:27,968 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:34:28,311 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:34:28,311 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:34:28,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1013320168] [2024-11-27 23:34:28,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1013320168] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-27 23:34:28,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:34:28,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 14 [2024-11-27 23:34:28,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014625272] [2024-11-27 23:34:28,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:34:28,312 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-27 23:34:28,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:34:28,313 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-27 23:34:28,313 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-27 23:34:28,313 INFO L87 Difference]: Start difference. First operand 153 states and 190 transitions. Second operand has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 9 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:34:28,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:34:28,957 INFO L93 Difference]: Finished difference Result 373 states and 461 transitions. [2024-11-27 23:34:28,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-27 23:34:28,958 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 9 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 154 [2024-11-27 23:34:28,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:34:28,960 INFO L225 Difference]: With dead ends: 373 [2024-11-27 23:34:28,960 INFO L226 Difference]: Without dead ends: 223 [2024-11-27 23:34:28,960 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 311 GetRequests, 293 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=51, Invalid=291, Unknown=0, NotChecked=0, Total=342 [2024-11-27 23:34:28,961 INFO L435 NwaCegarLoop]: 196 mSDtfsCounter, 110 mSDsluCounter, 1169 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 1365 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-27 23:34:28,961 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 1365 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-27 23:34:28,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2024-11-27 23:34:29,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 219. [2024-11-27 23:34:29,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 172 states have (on average 1.191860465116279) internal successors, (205), 173 states have internal predecessors, (205), 32 states have call successors, (32), 14 states have call predecessors, (32), 14 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-27 23:34:29,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 269 transitions. [2024-11-27 23:34:29,028 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 269 transitions. Word has length 154 [2024-11-27 23:34:29,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:34:29,028 INFO L471 AbstractCegarLoop]: Abstraction has 219 states and 269 transitions. [2024-11-27 23:34:29,028 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 9 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:34:29,028 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 269 transitions. [2024-11-27 23:34:29,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-27 23:34:29,029 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:34:29,029 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:34:29,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Ended with exit code 0 [2024-11-27 23:34:29,230 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:34:29,230 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:34:29,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:34:29,231 INFO L85 PathProgramCache]: Analyzing trace with hash -216029244, now seen corresponding path program 1 times [2024-11-27 23:34:29,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:34:29,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [200968790] [2024-11-27 23:34:29,231 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:34:29,231 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 [2024-11-27 23:34:29,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:34:29,236 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:34:29,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:34:29,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:34:29,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-27 23:34:29,905 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:34:30,918 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 [2024-11-27 23:34:31,382 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 85 treesize of output 65 [2024-11-27 23:34:31,388 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 83 treesize of output 67 [2024-11-27 23:34:31,529 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 36 proven. 326 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-11-27 23:34:31,529 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:34:32,380 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:34:32,380 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:34:32,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [200968790] [2024-11-27 23:34:32,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [200968790] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-27 23:34:32,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:34:32,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [16] total 21 [2024-11-27 23:34:32,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793493796] [2024-11-27 23:34:32,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:34:32,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-27 23:34:32,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:34:32,382 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-27 23:34:32,382 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2024-11-27 23:34:32,382 INFO L87 Difference]: Start difference. First operand 219 states and 269 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:34:33,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:34:33,753 INFO L93 Difference]: Finished difference Result 346 states and 424 transitions. [2024-11-27 23:34:33,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 23:34:33,753 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 154 [2024-11-27 23:34:33,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:34:33,757 INFO L225 Difference]: With dead ends: 346 [2024-11-27 23:34:33,757 INFO L226 Difference]: Without dead ends: 344 [2024-11-27 23:34:33,757 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 287 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2024-11-27 23:34:33,758 INFO L435 NwaCegarLoop]: 190 mSDtfsCounter, 91 mSDsluCounter, 889 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 1079 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-27 23:34:33,758 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 1079 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-27 23:34:33,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2024-11-27 23:34:33,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 341. [2024-11-27 23:34:33,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 341 states, 278 states have (on average 1.20863309352518) internal successors, (336), 280 states have internal predecessors, (336), 42 states have call successors, (42), 20 states have call predecessors, (42), 20 states have return successors, (42), 40 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-27 23:34:33,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 420 transitions. [2024-11-27 23:34:33,853 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 420 transitions. Word has length 154 [2024-11-27 23:34:33,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:34:33,854 INFO L471 AbstractCegarLoop]: Abstraction has 341 states and 420 transitions. [2024-11-27 23:34:33,854 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:34:33,854 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 420 transitions. [2024-11-27 23:34:33,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-27 23:34:33,856 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:34:33,856 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:34:33,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:34:34,056 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:34:34,057 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:34:34,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:34:34,058 INFO L85 PathProgramCache]: Analyzing trace with hash -2090885680, now seen corresponding path program 1 times [2024-11-27 23:34:34,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:34:34,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2059518303] [2024-11-27 23:34:34,059 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:34:34,060 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 [2024-11-27 23:34:34,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:34:34,062 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:34:34,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:34:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:34:34,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-27 23:34:34,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:34:35,243 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 19 [2024-11-27 23:34:35,246 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 13 treesize of output 9 [2024-11-27 23:34:35,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-27 23:34:35,519 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 10 proven. 338 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-27 23:34:35,519 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:34:36,057 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-27 23:34:36,058 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 20 treesize of output 19 [2024-11-27 23:34:36,238 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 21 proven. 30 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-27 23:34:36,238 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:34:36,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2059518303] [2024-11-27 23:34:36,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2059518303] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 23:34:36,238 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 23:34:36,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2024-11-27 23:34:36,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072304087] [2024-11-27 23:34:36,238 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 23:34:36,239 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-27 23:34:36,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:34:36,239 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-27 23:34:36,240 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2024-11-27 23:34:36,240 INFO L87 Difference]: Start difference. First operand 341 states and 420 transitions. Second operand has 14 states, 12 states have (on average 8.5) internal successors, (102), 14 states have internal predecessors, (102), 4 states have call successors, (36), 3 states have call predecessors, (36), 5 states have return successors, (36), 2 states have call predecessors, (36), 4 states have call successors, (36) [2024-11-27 23:34:37,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:34:37,412 INFO L93 Difference]: Finished difference Result 620 states and 753 transitions. [2024-11-27 23:34:37,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-27 23:34:37,413 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 12 states have (on average 8.5) internal successors, (102), 14 states have internal predecessors, (102), 4 states have call successors, (36), 3 states have call predecessors, (36), 5 states have return successors, (36), 2 states have call predecessors, (36), 4 states have call successors, (36) Word has length 154 [2024-11-27 23:34:37,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:34:37,415 INFO L225 Difference]: With dead ends: 620 [2024-11-27 23:34:37,415 INFO L226 Difference]: Without dead ends: 345 [2024-11-27 23:34:37,416 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 319 GetRequests, 295 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=158, Invalid=442, Unknown=0, NotChecked=0, Total=600 [2024-11-27 23:34:37,417 INFO L435 NwaCegarLoop]: 111 mSDtfsCounter, 417 mSDsluCounter, 382 mSDsCounter, 0 mSdLazyCounter, 207 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 417 SdHoareTripleChecker+Valid, 493 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-27 23:34:37,418 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [417 Valid, 493 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-27 23:34:37,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2024-11-27 23:34:37,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 331. [2024-11-27 23:34:37,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 331 states, 265 states have (on average 1.181132075471698) internal successors, (313), 267 states have internal predecessors, (313), 42 states have call successors, (42), 23 states have call predecessors, (42), 23 states have return successors, (42), 40 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-27 23:34:37,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 397 transitions. [2024-11-27 23:34:37,532 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 397 transitions. Word has length 154 [2024-11-27 23:34:37,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:34:37,533 INFO L471 AbstractCegarLoop]: Abstraction has 331 states and 397 transitions. [2024-11-27 23:34:37,533 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 12 states have (on average 8.5) internal successors, (102), 14 states have internal predecessors, (102), 4 states have call successors, (36), 3 states have call predecessors, (36), 5 states have return successors, (36), 2 states have call predecessors, (36), 4 states have call successors, (36) [2024-11-27 23:34:37,533 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 397 transitions. [2024-11-27 23:34:37,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-27 23:34:37,534 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:34:37,534 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:34:37,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:34:37,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:34:37,735 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:34:37,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:34:37,736 INFO L85 PathProgramCache]: Analyzing trace with hash 832431870, now seen corresponding path program 1 times [2024-11-27 23:34:37,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:34:37,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [934706177] [2024-11-27 23:34:37,736 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:34:37,736 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 [2024-11-27 23:34:37,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:34:37,738 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:34:37,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:34:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:34:38,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-27 23:34:38,396 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:34:42,957 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 22 treesize of output 10 [2024-11-27 23:34:42,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-27 23:34:42,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-27 23:34:43,051 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 18 proven. 488 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-27 23:34:43,052 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:34:43,925 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-27 23:34:43,926 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 27 treesize of output 30 [2024-11-27 23:34:44,344 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:34:44,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [934706177] [2024-11-27 23:34:44,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [934706177] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:34:44,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1001116942] [2024-11-27 23:34:44,344 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:34:44,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-27 23:34:44,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-27 23:34:44,347 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-27 23:34:44,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-27 23:34:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:34:45,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 23:34:45,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:34:54,771 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-27 23:34:54,771 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 140 treesize of output 80 [2024-11-27 23:34:54,801 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-27 23:34:54,802 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 110 treesize of output 50 [2024-11-27 23:34:59,371 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:34:59,371 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:34:59,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1001116942] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:34:59,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:34:59,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [22] total 26 [2024-11-27 23:34:59,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705890738] [2024-11-27 23:34:59,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:34:59,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:34:59,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:34:59,372 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:34:59,373 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=889, Unknown=0, NotChecked=0, Total=992 [2024-11-27 23:34:59,373 INFO L87 Difference]: Start difference. First operand 331 states and 397 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:35:05,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:35:29,497 WARN L539 Checker$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 [0] [2024-11-27 23:35:31,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:35:32,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:35:32,656 INFO L93 Difference]: Finished difference Result 586 states and 703 transitions. [2024-11-27 23:35:32,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:35:32,663 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 156 [2024-11-27 23:35:32,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:35:32,665 INFO L225 Difference]: With dead ends: 586 [2024-11-27 23:35:32,665 INFO L226 Difference]: Without dead ends: 325 [2024-11-27 23:35:32,666 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 29.9s TimeCoverageRelationStatistics Valid=107, Invalid=949, Unknown=0, NotChecked=0, Total=1056 [2024-11-27 23:35:32,667 INFO L435 NwaCegarLoop]: 132 mSDtfsCounter, 53 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:35:32,668 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 461 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 14.1s Time] [2024-11-27 23:35:32,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2024-11-27 23:35:32,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 325. [2024-11-27 23:35:32,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 325 states, 259 states have (on average 1.1737451737451738) internal successors, (304), 261 states have internal predecessors, (304), 42 states have call successors, (42), 23 states have call predecessors, (42), 23 states have return successors, (42), 40 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-27 23:35:32,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 388 transitions. [2024-11-27 23:35:32,788 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 388 transitions. Word has length 156 [2024-11-27 23:35:32,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:35:32,789 INFO L471 AbstractCegarLoop]: Abstraction has 325 states and 388 transitions. [2024-11-27 23:35:32,789 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:35:32,789 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 388 transitions. [2024-11-27 23:35:32,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-27 23:35:32,790 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:35:32,790 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:35:32,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:35:32,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-27 23:35:33,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-27 23:35:33,191 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:35:33,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:35:33,192 INFO L85 PathProgramCache]: Analyzing trace with hash -1290245794, now seen corresponding path program 1 times [2024-11-27 23:35:33,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:35:33,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [545525469] [2024-11-27 23:35:33,192 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:35:33,193 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 [2024-11-27 23:35:33,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:35:33,194 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:35:33,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:35:33,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:35:33,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-27 23:35:33,860 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:35:40,398 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 22 treesize of output 10 [2024-11-27 23:35:40,412 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-27 23:35:40,423 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-27 23:35:40,539 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 18 proven. 488 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-27 23:35:40,539 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:35:41,802 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-27 23:35:41,802 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 27 treesize of output 30 [2024-11-27 23:35:42,351 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:35:42,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [545525469] [2024-11-27 23:35:42,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [545525469] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:35:42,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [929082401] [2024-11-27 23:35:42,352 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:35:42,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-27 23:35:42,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-27 23:35:42,354 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-27 23:35:42,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-27 23:35:43,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:35:43,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 23:35:43,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:35:54,627 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-27 23:35:54,627 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 141 treesize of output 81 [2024-11-27 23:35:54,665 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-27 23:35:54,665 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 111 treesize of output 51 [2024-11-27 23:36:00,276 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:36:00,276 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:36:00,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [929082401] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:36:00,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:36:00,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [22] total 26 [2024-11-27 23:36:00,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884425342] [2024-11-27 23:36:00,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:36:00,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:36:00,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:36:00,278 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:36:00,278 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=889, Unknown=0, NotChecked=0, Total=992 [2024-11-27 23:36:00,278 INFO L87 Difference]: Start difference. First operand 325 states and 388 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:36:04,707 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] [2024-11-27 23:36:33,237 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 [] [2024-11-27 23:36:33,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:36:33,245 INFO L93 Difference]: Finished difference Result 580 states and 693 transitions. [2024-11-27 23:36:33,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:36:33,262 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 156 [2024-11-27 23:36:33,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:36:33,264 INFO L225 Difference]: With dead ends: 580 [2024-11-27 23:36:33,264 INFO L226 Difference]: Without dead ends: 325 [2024-11-27 23:36:33,266 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 30.9s TimeCoverageRelationStatistics Valid=107, Invalid=949, Unknown=0, NotChecked=0, Total=1056 [2024-11-27 23:36:33,267 INFO L435 NwaCegarLoop]: 205 mSDtfsCounter, 57 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 664 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.2s IncrementalHoareTripleChecker+Time [2024-11-27 23:36:33,268 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 664 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 15.2s Time] [2024-11-27 23:36:33,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2024-11-27 23:36:33,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 325. [2024-11-27 23:36:33,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 325 states, 259 states have (on average 1.16988416988417) internal successors, (303), 261 states have internal predecessors, (303), 42 states have call successors, (42), 23 states have call predecessors, (42), 23 states have return successors, (42), 40 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-27 23:36:33,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 387 transitions. [2024-11-27 23:36:33,386 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 387 transitions. Word has length 156 [2024-11-27 23:36:33,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:36:33,387 INFO L471 AbstractCegarLoop]: Abstraction has 325 states and 387 transitions. [2024-11-27 23:36:33,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:36:33,387 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 387 transitions. [2024-11-27 23:36:33,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-27 23:36:33,388 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:36:33,388 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:36:33,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-27 23:36:33,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:36:33,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:36:33,789 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:36:33,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:36:33,790 INFO L85 PathProgramCache]: Analyzing trace with hash -697521640, now seen corresponding path program 1 times [2024-11-27 23:36:33,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:36:33,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [814612123] [2024-11-27 23:36:33,790 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:36:33,790 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 [2024-11-27 23:36:33,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:36:33,792 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:36:33,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:36:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:36:34,452 INFO L256 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-27 23:36:34,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:36:36,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-27 23:36:36,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-27 23:36:36,933 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 42 treesize of output 26 [2024-11-27 23:36:37,241 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 48 proven. 68 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-27 23:36:37,242 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:36:38,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2024-11-27 23:36:38,547 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-27 23:36:38,568 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-27 23:36:38,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 38 [2024-11-27 23:36:38,962 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-27 23:36:38,962 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:36:38,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [814612123] [2024-11-27 23:36:38,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [814612123] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-27 23:36:38,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:36:38,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [19] total 27 [2024-11-27 23:36:38,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517811830] [2024-11-27 23:36:38,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:36:38,963 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-27 23:36:38,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:36:38,963 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-27 23:36:38,964 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=629, Unknown=0, NotChecked=0, Total=702 [2024-11-27 23:36:38,964 INFO L87 Difference]: Start difference. First operand 325 states and 387 transitions. Second operand has 10 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:36:41,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:36:41,579 INFO L93 Difference]: Finished difference Result 467 states and 554 transitions. [2024-11-27 23:36:41,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-27 23:36:41,580 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 158 [2024-11-27 23:36:41,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:36:41,583 INFO L225 Difference]: With dead ends: 467 [2024-11-27 23:36:41,583 INFO L226 Difference]: Without dead ends: 465 [2024-11-27 23:36:41,583 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 265 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=99, Invalid=957, Unknown=0, NotChecked=0, Total=1056 [2024-11-27 23:36:41,584 INFO L435 NwaCegarLoop]: 243 mSDtfsCounter, 102 mSDsluCounter, 1721 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 1964 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:36:41,584 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 1964 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 191 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-27 23:36:41,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2024-11-27 23:36:41,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 462. [2024-11-27 23:36:41,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 371 states have (on average 1.169811320754717) internal successors, (434), 374 states have internal predecessors, (434), 58 states have call successors, (58), 32 states have call predecessors, (58), 32 states have return successors, (58), 55 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-27 23:36:41,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 550 transitions. [2024-11-27 23:36:41,737 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 550 transitions. Word has length 158 [2024-11-27 23:36:41,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:36:41,737 INFO L471 AbstractCegarLoop]: Abstraction has 462 states and 550 transitions. [2024-11-27 23:36:41,738 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-27 23:36:41,738 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 550 transitions. [2024-11-27 23:36:41,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-27 23:36:41,739 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:36:41,739 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:36:41,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:36:41,939 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:36:41,940 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:36:41,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:36:41,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1077485722, now seen corresponding path program 1 times [2024-11-27 23:36:41,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:36:41,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1191780347] [2024-11-27 23:36:41,941 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:36:41,941 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 [2024-11-27 23:36:41,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:36:41,943 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:36:41,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:36:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:36:42,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-27 23:36:42,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:36:44,641 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 42 treesize of output 26 [2024-11-27 23:36:44,683 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 36 proven. 326 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-11-27 23:36:44,684 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:36:45,676 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-27 23:36:45,677 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 30 treesize of output 25 [2024-11-27 23:36:46,113 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 63 proven. 36 refuted. 0 times theorem prover too weak. 513 trivial. 0 not checked. [2024-11-27 23:36:46,114 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:36:46,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1191780347] [2024-11-27 23:36:46,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1191780347] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 23:36:46,114 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 23:36:46,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2024-11-27 23:36:46,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142396173] [2024-11-27 23:36:46,114 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 23:36:46,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-27 23:36:46,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:36:46,116 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-27 23:36:46,116 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=277, Unknown=0, NotChecked=0, Total=380 [2024-11-27 23:36:46,116 INFO L87 Difference]: Start difference. First operand 462 states and 550 transitions. Second operand has 20 states, 16 states have (on average 8.125) internal successors, (130), 18 states have internal predecessors, (130), 7 states have call successors, (36), 4 states have call predecessors, (36), 7 states have return successors, (36), 5 states have call predecessors, (36), 7 states have call successors, (36) [2024-11-27 23:36:49,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:36:49,105 INFO L93 Difference]: Finished difference Result 893 states and 1049 transitions. [2024-11-27 23:36:49,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-27 23:36:49,106 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 16 states have (on average 8.125) internal successors, (130), 18 states have internal predecessors, (130), 7 states have call successors, (36), 4 states have call predecessors, (36), 7 states have return successors, (36), 5 states have call predecessors, (36), 7 states have call successors, (36) Word has length 158 [2024-11-27 23:36:49,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:36:49,108 INFO L225 Difference]: With dead ends: 893 [2024-11-27 23:36:49,108 INFO L226 Difference]: Without dead ends: 501 [2024-11-27 23:36:49,109 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 296 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=257, Invalid=613, Unknown=0, NotChecked=0, Total=870 [2024-11-27 23:36:49,110 INFO L435 NwaCegarLoop]: 111 mSDtfsCounter, 337 mSDsluCounter, 656 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 767 SdHoareTripleChecker+Invalid, 470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 346 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-27 23:36:49,110 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 767 Invalid, 470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-27 23:36:49,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2024-11-27 23:36:49,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 481. [2024-11-27 23:36:49,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 481 states, 384 states have (on average 1.15625) internal successors, (444), 387 states have internal predecessors, (444), 58 states have call successors, (58), 38 states have call predecessors, (58), 38 states have return successors, (58), 55 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-27 23:36:49,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 560 transitions. [2024-11-27 23:36:49,323 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 560 transitions. Word has length 158 [2024-11-27 23:36:49,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:36:49,324 INFO L471 AbstractCegarLoop]: Abstraction has 481 states and 560 transitions. [2024-11-27 23:36:49,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 16 states have (on average 8.125) internal successors, (130), 18 states have internal predecessors, (130), 7 states have call successors, (36), 4 states have call predecessors, (36), 7 states have return successors, (36), 5 states have call predecessors, (36), 7 states have call successors, (36) [2024-11-27 23:36:49,324 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 560 transitions. [2024-11-27 23:36:49,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-27 23:36:49,326 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:36:49,326 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:36:49,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:36:49,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:36:49,526 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:36:49,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:36:49,527 INFO L85 PathProgramCache]: Analyzing trace with hash -769908198, now seen corresponding path program 1 times [2024-11-27 23:36:49,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:36:49,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1704615478] [2024-11-27 23:36:49,527 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:36:49,528 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 [2024-11-27 23:36:49,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:36:49,531 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-27 23:36:49,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:36:50,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:36:50,180 INFO L256 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-27 23:36:50,182 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:36:51,900 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 42 treesize of output 26 [2024-11-27 23:36:51,948 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 36 proven. 326 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-11-27 23:36:51,948 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:36:52,805 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-27 23:36:52,805 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 30 treesize of output 25 [2024-11-27 23:36:53,223 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 63 proven. 36 refuted. 0 times theorem prover too weak. 513 trivial. 0 not checked. [2024-11-27 23:36:53,223 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:36:53,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1704615478] [2024-11-27 23:36:53,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1704615478] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 23:36:53,224 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 23:36:53,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2024-11-27 23:36:53,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495134623] [2024-11-27 23:36:53,224 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 23:36:53,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-27 23:36:53,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:36:53,225 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-27 23:36:53,225 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=277, Unknown=0, NotChecked=0, Total=380 [2024-11-27 23:36:53,226 INFO L87 Difference]: Start difference. First operand 481 states and 560 transitions. Second operand has 20 states, 16 states have (on average 6.5) internal successors, (104), 18 states have internal predecessors, (104), 7 states have call successors, (36), 4 states have call predecessors, (36), 7 states have return successors, (36), 5 states have call predecessors, (36), 7 states have call successors, (36) [2024-11-27 23:36:56,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:36:56,622 INFO L93 Difference]: Finished difference Result 790 states and 916 transitions. [2024-11-27 23:36:56,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-27 23:36:56,629 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 16 states have (on average 6.5) internal successors, (104), 18 states have internal predecessors, (104), 7 states have call successors, (36), 4 states have call predecessors, (36), 7 states have return successors, (36), 5 states have call predecessors, (36), 7 states have call successors, (36) Word has length 158 [2024-11-27 23:36:56,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:36:56,630 INFO L225 Difference]: With dead ends: 790 [2024-11-27 23:36:56,630 INFO L226 Difference]: Without dead ends: 0 [2024-11-27 23:36:56,631 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 296 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=257, Invalid=613, Unknown=0, NotChecked=0, Total=870 [2024-11-27 23:36:56,632 INFO L435 NwaCegarLoop]: 108 mSDtfsCounter, 258 mSDsluCounter, 636 mSDsCounter, 0 mSdLazyCounter, 351 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 744 SdHoareTripleChecker+Invalid, 428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-27 23:36:56,632 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [259 Valid, 744 Invalid, 428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 351 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-27 23:36:56,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-27 23:36:56,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-27 23:36:56,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 23:36:56,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-27 23:36:56,633 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 158 [2024-11-27 23:36:56,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:36:56,633 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 23:36:56,633 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 16 states have (on average 6.5) internal successors, (104), 18 states have internal predecessors, (104), 7 states have call successors, (36), 4 states have call predecessors, (36), 7 states have return successors, (36), 5 states have call predecessors, (36), 7 states have call successors, (36) [2024-11-27 23:36:56,633 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-27 23:36:56,634 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-27 23:36:56,636 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 23:36:56,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-27 23:36:56,837 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:36:56,839 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:36:56,841 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-27 23:37:11,502 WARN L286 SmtUtils]: Spent 7.86s on a formula simplification. DAG size of input: 196 DAG size of output: 174 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter) [2024-11-27 23:37:20,123 WARN L286 SmtUtils]: Spent 7.03s on a formula simplification. DAG size of input: 184 DAG size of output: 171 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter) [2024-11-27 23:37:29,367 WARN L286 SmtUtils]: Spent 8.46s on a formula simplification. DAG size of input: 179 DAG size of output: 166 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter) [2024-11-27 23:38:50,611 WARN L286 SmtUtils]: Spent 1.34m on a formula simplification. DAG size of input: 564 DAG size of output: 184 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter) [2024-11-27 23:39:04,141 WARN L286 SmtUtils]: Spent 12.62s on a formula simplification. DAG size of input: 197 DAG size of output: 175 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter) [2024-11-27 23:39:11,443 WARN L286 SmtUtils]: Spent 7.30s on a formula simplification. DAG size of input: 178 DAG size of output: 163 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter) [2024-11-27 23:39:24,657 WARN L286 SmtUtils]: Spent 12.40s on a formula simplification. DAG size of input: 174 DAG size of output: 162 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter) [2024-11-27 23:39:46,733 WARN L286 SmtUtils]: Spent 22.07s on a formula simplification. DAG size of input: 222 DAG size of output: 189 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter) [2024-11-27 23:39:59,565 WARN L286 SmtUtils]: Spent 12.83s on a formula simplification. DAG size of input: 180 DAG size of output: 168 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter) [2024-11-27 23:40:08,632 WARN L286 SmtUtils]: Spent 7.61s on a formula simplification. DAG size of input: 180 DAG size of output: 165 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter) [2024-11-27 23:41:30,797 WARN L286 SmtUtils]: Spent 1.37m on a formula simplification. DAG size of input: 643 DAG size of output: 180 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter) [2024-11-27 23:41:30,804 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 23:41:30,835 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-27 23:41:30,839 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-27 23:41:30,839 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_11~0!base [2024-11-27 23:41:30,840 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_11_Pointer~0!base [2024-11-27 23:41:30,840 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_7_Pointer~0!offset [2024-11-27 23:41:30,842 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_7~0!offset [2024-11-27 23:41:30,842 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_11~0!offset [2024-11-27 23:41:30,842 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_11_Pointer~0!offset [2024-11-27 23:41:30,842 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-27 23:41:30,842 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-27 23:41:30,842 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_7_Pointer~0!base [2024-11-27 23:41:30,842 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_7~0!base [2024-11-27 23:41:30,842 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-27 23:41:30,843 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#3 [2024-11-27 23:41:30,843 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] [2024-11-27 23:41:30,843 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] [2024-11-27 23:41:30,843 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-11-27 23:41:30,843 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-11-27 23:41:30,843 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~var_1_1_Pointer~0!base,GLOBAL]]] [2024-11-27 23:41:30,843 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#4 [2024-11-27 23:41:30,843 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#4,GLOBAL] [2024-11-27 23:41:30,843 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#4,GLOBAL],[BitvecLiteral[7,32]]] [2024-11-27 23:41:30,849 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_3~0!base [2024-11-27 23:41:30,850 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2024-11-27 23:41:30,850 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2024-11-27 23:41:30,850 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[BitvecLiteral[5,32]]] [2024-11-27 23:41:30,850 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_5~0!base [2024-11-27 23:41:30,850 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_4_Pointer~0!offset [2024-11-27 23:41:30,850 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#3 [2024-11-27 23:41:30,851 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] [2024-11-27 23:41:30,851 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] [2024-11-27 23:41:30,851 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_3~0!offset [2024-11-27 23:41:30,851 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_3_Pointer~0!base [2024-11-27 23:41:30,852 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_4~0!base [2024-11-27 23:41:30,852 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#12 [2024-11-27 23:41:30,852 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#12,GLOBAL] [2024-11-27 23:41:30,853 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#12,GLOBAL],[BitvecLiteral[15,32]]] [2024-11-27 23:41:30,853 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_5_Pointer~0!base [2024-11-27 23:41:30,853 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_4_Pointer~0!base [2024-11-27 23:41:30,853 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2024-11-27 23:41:30,853 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2024-11-27 23:41:30,853 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[BitvecLiteral[5,32]]] [2024-11-27 23:41:30,853 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#3 [2024-11-27 23:41:30,854 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] [2024-11-27 23:41:30,854 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] [2024-11-27 23:41:30,854 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_4~0!offset [2024-11-27 23:41:30,854 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_13~0!base [2024-11-27 23:41:30,854 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_5_Pointer~0!offset [2024-11-27 23:41:30,854 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_13_Pointer~0!base [2024-11-27 23:41:30,854 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_5~0!offset [2024-11-27 23:41:30,854 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_13_Pointer~0!offset [2024-11-27 23:41:30,855 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_3_Pointer~0!offset [2024-11-27 23:41:30,855 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_13~0!offset [2024-11-27 23:41:30,855 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#4 [2024-11-27 23:41:30,855 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#4,GLOBAL] [2024-11-27 23:41:30,855 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#4,GLOBAL],[BitvecLiteral[7,32]]] [2024-11-27 23:41:30,855 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_3~0!base [2024-11-27 23:41:30,855 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2024-11-27 23:41:30,855 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2024-11-27 23:41:30,855 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[BitvecLiteral[5,32]]] [2024-11-27 23:41:30,855 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_5~0!base [2024-11-27 23:41:30,856 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_4_Pointer~0!offset [2024-11-27 23:41:30,856 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#3 [2024-11-27 23:41:30,856 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] [2024-11-27 23:41:30,856 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] [2024-11-27 23:41:30,856 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_3~0!offset [2024-11-27 23:41:30,856 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_3_Pointer~0!base [2024-11-27 23:41:30,856 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_4~0!base [2024-11-27 23:41:30,856 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#12 [2024-11-27 23:41:30,856 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#12,GLOBAL] [2024-11-27 23:41:30,856 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#12,GLOBAL],[BitvecLiteral[15,32]]] [2024-11-27 23:41:30,857 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_5_Pointer~0!base [2024-11-27 23:41:30,857 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_4_Pointer~0!base [2024-11-27 23:41:30,857 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2024-11-27 23:41:30,857 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2024-11-27 23:41:30,857 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[BitvecLiteral[5,32]]] [2024-11-27 23:41:30,857 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#3 [2024-11-27 23:41:30,857 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] [2024-11-27 23:41:30,857 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] [2024-11-27 23:41:30,857 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_4~0!offset [2024-11-27 23:41:30,857 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_13~0!base [2024-11-27 23:41:30,858 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#11 [2024-11-27 23:41:30,858 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#11,GLOBAL] [2024-11-27 23:41:30,858 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#11,GLOBAL],[IdentifierExpression[~var_1_12_Pointer~0!base,GLOBAL]]] [2024-11-27 23:41:30,860 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_5_Pointer~0!offset [2024-11-27 23:41:30,860 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_13_Pointer~0!base [2024-11-27 23:41:30,862 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_5~0!offset [2024-11-27 23:41:30,862 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_13_Pointer~0!offset [2024-11-27 23:41:30,862 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_3_Pointer~0!offset [2024-11-27 23:41:30,862 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_13~0!offset [2024-11-27 23:41:30,862 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-27 23:41:30,863 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-27 23:41:30,865 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-27 23:41:30,865 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-27 23:41:30,865 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-27 23:41:30,866 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_11~0!base [2024-11-27 23:41:30,866 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_11_Pointer~0!base [2024-11-27 23:41:30,866 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_7_Pointer~0!offset [2024-11-27 23:41:30,866 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_7~0!offset [2024-11-27 23:41:30,866 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_11~0!offset [2024-11-27 23:41:30,866 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_11_Pointer~0!offset [2024-11-27 23:41:30,866 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-27 23:41:30,866 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-27 23:41:30,867 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_7_Pointer~0!base [2024-11-27 23:41:30,867 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_7~0!base [2024-11-27 23:41:30,867 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-27 23:41:30,867 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-27 23:41:30,867 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-27 23:41:30,867 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#3 [2024-11-27 23:41:30,867 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] [2024-11-27 23:41:30,867 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] [2024-11-27 23:41:30,867 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-11-27 23:41:30,868 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-11-27 23:41:30,868 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~var_1_1_Pointer~0!base,GLOBAL]]] [2024-11-27 23:41:30,868 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#4 [2024-11-27 23:41:30,868 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#4,GLOBAL] [2024-11-27 23:41:30,868 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#4,GLOBAL],[BitvecLiteral[7,32]]] [2024-11-27 23:41:30,868 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_3~0!base [2024-11-27 23:41:30,868 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2024-11-27 23:41:30,868 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2024-11-27 23:41:30,868 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[BitvecLiteral[5,32]]] [2024-11-27 23:41:30,869 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_5~0!base [2024-11-27 23:41:30,869 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_4_Pointer~0!offset [2024-11-27 23:41:30,869 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#3 [2024-11-27 23:41:30,869 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] [2024-11-27 23:41:30,869 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] [2024-11-27 23:41:30,869 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_3~0!offset [2024-11-27 23:41:30,869 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_3_Pointer~0!base [2024-11-27 23:41:30,869 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_4~0!base [2024-11-27 23:41:30,869 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#12 [2024-11-27 23:41:30,869 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#12,GLOBAL] [2024-11-27 23:41:30,870 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#12,GLOBAL],[BitvecLiteral[15,32]]] [2024-11-27 23:41:30,870 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_5_Pointer~0!base [2024-11-27 23:41:30,870 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_4_Pointer~0!base [2024-11-27 23:41:30,870 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2024-11-27 23:41:30,870 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2024-11-27 23:41:30,870 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[BitvecLiteral[5,32]]] [2024-11-27 23:41:30,870 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#3 [2024-11-27 23:41:30,870 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] [2024-11-27 23:41:30,870 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] [2024-11-27 23:41:30,870 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_4~0!offset [2024-11-27 23:41:30,870 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_13~0!base [2024-11-27 23:41:30,870 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_5_Pointer~0!offset [2024-11-27 23:41:30,871 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_13_Pointer~0!base [2024-11-27 23:41:30,871 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_5~0!offset [2024-11-27 23:41:30,871 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_13_Pointer~0!offset [2024-11-27 23:41:30,871 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_3_Pointer~0!offset [2024-11-27 23:41:30,871 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_13~0!offset [2024-11-27 23:41:30,871 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#4 [2024-11-27 23:41:30,871 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#4,GLOBAL] [2024-11-27 23:41:30,871 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#4,GLOBAL],[BitvecLiteral[7,32]]] [2024-11-27 23:41:30,871 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_3~0!base [2024-11-27 23:41:30,871 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2024-11-27 23:41:30,871 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2024-11-27 23:41:30,871 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[BitvecLiteral[5,32]]] [2024-11-27 23:41:30,872 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_5~0!base [2024-11-27 23:41:30,872 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_4_Pointer~0!offset [2024-11-27 23:41:30,872 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#3 [2024-11-27 23:41:30,874 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] [2024-11-27 23:41:30,874 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] [2024-11-27 23:41:30,874 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_3~0!offset [2024-11-27 23:41:30,874 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_3_Pointer~0!base [2024-11-27 23:41:30,874 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_4~0!base [2024-11-27 23:41:30,875 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#12 [2024-11-27 23:41:30,875 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#12,GLOBAL] [2024-11-27 23:41:30,875 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#12,GLOBAL],[BitvecLiteral[15,32]]] [2024-11-27 23:41:30,876 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_5_Pointer~0!base [2024-11-27 23:41:30,876 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_4_Pointer~0!base [2024-11-27 23:41:30,876 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2024-11-27 23:41:30,877 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2024-11-27 23:41:30,877 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[BitvecLiteral[5,32]]] [2024-11-27 23:41:30,877 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#3 [2024-11-27 23:41:30,877 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] [2024-11-27 23:41:30,877 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] [2024-11-27 23:41:30,877 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_4~0!offset [2024-11-27 23:41:30,877 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_13~0!base [2024-11-27 23:41:30,878 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#11 [2024-11-27 23:41:30,878 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#11,GLOBAL] [2024-11-27 23:41:30,878 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#11,GLOBAL],[IdentifierExpression[~var_1_12_Pointer~0!base,GLOBAL]]] [2024-11-27 23:41:30,878 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_5_Pointer~0!offset [2024-11-27 23:41:30,878 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_13_Pointer~0!base [2024-11-27 23:41:30,878 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_5~0!offset [2024-11-27 23:41:30,878 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_13_Pointer~0!offset [2024-11-27 23:41:30,879 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~var_1_3_Pointer~0!offset [2024-11-27 23:41:30,879 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#var_1_13~0!offset [2024-11-27 23:41:30,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:41:30 BoogieIcfgContainer [2024-11-27 23:41:30,879 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 23:41:30,880 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 23:41:30,880 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 23:41:30,880 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 23:41:30,881 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:33:04" (3/4) ... [2024-11-27 23:41:30,884 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-27 23:41:30,891 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-27 23:41:30,910 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-27 23:41:30,910 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-27 23:41:30,911 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-27 23:41:30,912 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-27 23:41:31,099 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-27 23:41:31,099 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-27 23:41:31,099 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 23:41:31,100 INFO L158 Benchmark]: Toolchain (without parser) took 509830.94ms. Allocated memory was 117.4MB in the beginning and 939.5MB in the end (delta: 822.1MB). Free memory was 93.6MB in the beginning and 533.6MB in the end (delta: -440.1MB). Peak memory consumption was 377.1MB. Max. memory is 16.1GB. [2024-11-27 23:41:31,101 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory was 63.8MB in the beginning and 63.7MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:41:31,101 INFO L158 Benchmark]: CACSL2BoogieTranslator took 480.10ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 78.1MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 23:41:31,101 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.83ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 75.0MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:41:31,101 INFO L158 Benchmark]: Boogie Preprocessor took 198.54ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 67.5MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:41:31,103 INFO L158 Benchmark]: RCFGBuilder took 2139.38ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 71.1MB in the end (delta: -3.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-27 23:41:31,104 INFO L158 Benchmark]: TraceAbstraction took 506699.31ms. Allocated memory was 117.4MB in the beginning and 939.5MB in the end (delta: 822.1MB). Free memory was 70.4MB in the beginning and 546.2MB in the end (delta: -475.8MB). Peak memory consumption was 556.8MB. Max. memory is 16.1GB. [2024-11-27 23:41:31,104 INFO L158 Benchmark]: Witness Printer took 219.46ms. Allocated memory is still 939.5MB. Free memory was 546.2MB in the beginning and 533.6MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:41:31,105 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory was 63.8MB in the beginning and 63.7MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 480.10ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 78.1MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.83ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 75.0MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 198.54ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 67.5MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2139.38ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 71.1MB in the end (delta: -3.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 506699.31ms. Allocated memory was 117.4MB in the beginning and 939.5MB in the end (delta: 822.1MB). Free memory was 70.4MB in the beginning and 546.2MB in the end (delta: -475.8MB). Peak memory consumption was 556.8MB. Max. memory is 16.1GB. * Witness Printer took 219.46ms. Allocated memory is still 939.5MB. Free memory was 546.2MB in the beginning and 533.6MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_11~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_11_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_7_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_7~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_11~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_11_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_7_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_7~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~var_1_1_Pointer~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#4 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#4,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#4,GLOBAL],[BitvecLiteral[7,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_3~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[BitvecLiteral[5,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_5~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_4_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_3~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_3_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_4~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#12 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#12,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#12,GLOBAL],[BitvecLiteral[15,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_5_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_4_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[BitvecLiteral[5,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_4~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_13~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_5_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_13_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_5~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_13_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_3_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_13~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#4 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#4,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#4,GLOBAL],[BitvecLiteral[7,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_3~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[BitvecLiteral[5,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_5~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_4_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_3~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_3_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_4~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#12 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#12,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#12,GLOBAL],[BitvecLiteral[15,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_5_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_4_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[BitvecLiteral[5,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_4~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_13~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#11 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#11,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#11,GLOBAL],[IdentifierExpression[~var_1_12_Pointer~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_5_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_13_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_5~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_13_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_3_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_13~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_11~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_11_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_7_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_7~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_11~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_11_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_7_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_7~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~var_1_1_Pointer~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#4 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#4,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#4,GLOBAL],[BitvecLiteral[7,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_3~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[BitvecLiteral[5,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_5~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_4_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_3~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_3_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_4~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#12 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#12,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#12,GLOBAL],[BitvecLiteral[15,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_5_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_4_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[BitvecLiteral[5,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_4~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_13~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_5_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_13_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_5~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_13_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_3_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_13~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#4 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#4,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#4,GLOBAL],[BitvecLiteral[7,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_3~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[BitvecLiteral[5,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_5~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_4_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_3~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_3_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_4~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#12 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#12,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#12,GLOBAL],[BitvecLiteral[15,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_5_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_4_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[BitvecLiteral[5,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[BitvecLiteral[6,32]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_4~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_13~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#11 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#11,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#11,GLOBAL],[IdentifierExpression[~var_1_12_Pointer~0!base,GLOBAL]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_5_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_13_Pointer~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_5~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_13_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~var_1_3_Pointer~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#var_1_13~0!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 112 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 232.6s, OverallIterations: 25, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 97.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4169 SdHoareTripleChecker+Valid, 47.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4167 mSDsluCounter, 20857 SdHoareTripleChecker+Invalid, 45.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17059 mSDsCounter, 850 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5096 IncrementalHoareTripleChecker+Invalid, 5946 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 850 mSolverCounterUnsat, 3798 mSDtfsCounter, 5096 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6511 GetRequests, 6008 SyntacticMatches, 6 SemanticMatches, 497 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 5232 ImplicationChecksByTransitivity, 90.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=481occurred in iteration=24, InterpolantAutomatonStates: 224, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 25 MinimizatonAttempts, 414 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 2.4s SsaConstructionTime, 13.1s SatisfiabilityAnalysisTime, 103.5s InterpolantComputationTime, 4764 NumberOfCodeBlocks, 4764 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 5942 ConstructedInterpolants, 50 QuantifiedInterpolants, 59174 SizeOfPredicates, 264 NumberOfNonLiveVariables, 12565 ConjunctsInSsa, 447 ConjunctsInUnsatCore, 40 InterpolantComputations, 19 PerfectInterpolantSequences, 19342/24480 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, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-27 23:41:31,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f60ff2c-f2c9-4ed7-b11b-6e1c4ddea599/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE