./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-14.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_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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_375d4039-c312-4be8-85cd-81774b41e244/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 d1bf3ccbc41d82475637fe8f43837fac9590c3a6be7f8985790f4258a4d74c90 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:13:12,418 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:13:12,496 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 02:13:12,503 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:13:12,503 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:13:12,551 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:13:12,552 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:13:12,552 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:13:12,554 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:13:12,554 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:13:12,555 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:13:12,555 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:13:12,556 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:13:12,556 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:13:12,556 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:13:12,557 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:13:12,557 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:13:12,557 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:13:12,557 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:13:12,557 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:13:12,557 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:13:12,557 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:13:12,557 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:13:12,558 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:13:12,558 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:13:12,558 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:13:12,558 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:13:12,558 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:13:12,558 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:13:12,559 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:13:12,559 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:13:12,559 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:13:12,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:13:12,559 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:13:12,560 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:13:12,560 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:13:12,560 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:13:12,560 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:13:12,560 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:13:12,560 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:13:12,560 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:13:12,560 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:13:12,561 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:13:12,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:13:12,561 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:13:12,561 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:13:12,561 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:13:12,561 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:13:12,562 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_375d4039-c312-4be8-85cd-81774b41e244/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 -> d1bf3ccbc41d82475637fe8f43837fac9590c3a6be7f8985790f4258a4d74c90 [2024-11-28 02:13:12,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:13:12,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:13:12,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:13:12,955 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:13:12,955 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:13:12,958 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-14.i [2024-11-28 02:13:16,253 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/data/4c88d18b1/90d8bda67b7e4eddaea4e5509de68bb0/FLAG03db971a3 [2024-11-28 02:13:16,581 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:13:16,582 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-14.i [2024-11-28 02:13:16,592 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/data/4c88d18b1/90d8bda67b7e4eddaea4e5509de68bb0/FLAG03db971a3 [2024-11-28 02:13:16,825 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/data/4c88d18b1/90d8bda67b7e4eddaea4e5509de68bb0 [2024-11-28 02:13:16,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:13:16,829 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:13:16,831 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:13:16,831 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:13:16,836 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:13:16,837 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:13:16" (1/1) ... [2024-11-28 02:13:16,838 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ddea010 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:16, skipping insertion in model container [2024-11-28 02:13:16,839 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:13:16" (1/1) ... [2024-11-28 02:13:16,860 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:13:17,025 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_375d4039-c312-4be8-85cd-81774b41e244/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-14.i[916,929] [2024-11-28 02:13:17,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:13:17,129 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:13:17,140 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_375d4039-c312-4be8-85cd-81774b41e244/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-14.i[916,929] [2024-11-28 02:13:17,177 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:13:17,201 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:13:17,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:17 WrapperNode [2024-11-28 02:13:17,202 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:13:17,203 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:13:17,204 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:13:17,204 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:13:17,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:17" (1/1) ... [2024-11-28 02:13:17,228 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:17" (1/1) ... [2024-11-28 02:13:17,278 INFO L138 Inliner]: procedures = 29, calls = 198, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 604 [2024-11-28 02:13:17,279 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:13:17,279 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:13:17,279 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:13:17,279 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:13:17,288 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:17" (1/1) ... [2024-11-28 02:13:17,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:17" (1/1) ... [2024-11-28 02:13:17,294 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:17" (1/1) ... [2024-11-28 02:13:17,325 INFO L175 MemorySlicer]: Split 150 memory accesses to 17 slices as follows [2, 3, 6, 6, 9, 6, 12, 20, 10, 8, 6, 9, 8, 11, 8, 8, 18]. 13 percent of accesses are in the largest equivalence class. The 18 initializations are split as follows [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. The 20 writes are split as follows [0, 1, 1, 1, 2, 1, 1, 1, 2, 1, 1, 3, 1, 1, 1, 1, 1]. [2024-11-28 02:13:17,325 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:17" (1/1) ... [2024-11-28 02:13:17,325 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:17" (1/1) ... [2024-11-28 02:13:17,357 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:17" (1/1) ... [2024-11-28 02:13:17,359 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:17" (1/1) ... [2024-11-28 02:13:17,368 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:17" (1/1) ... [2024-11-28 02:13:17,378 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:17" (1/1) ... [2024-11-28 02:13:17,384 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:17" (1/1) ... [2024-11-28 02:13:17,394 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:13:17,399 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:13:17,399 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:13:17,399 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:13:17,400 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:17" (1/1) ... [2024-11-28 02:13:17,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:13:17,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:13:17,440 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:13:17,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:13:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:13:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-28 02:13:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-28 02:13:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-28 02:13:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-28 02:13:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-28 02:13:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-11-28 02:13:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2024-11-28 02:13:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2024-11-28 02:13:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2024-11-28 02:13:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2024-11-28 02:13:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#10 [2024-11-28 02:13:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#11 [2024-11-28 02:13:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#12 [2024-11-28 02:13:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#13 [2024-11-28 02:13:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#14 [2024-11-28 02:13:17,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#15 [2024-11-28 02:13:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#16 [2024-11-28 02:13:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 02:13:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 02:13:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 02:13:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 02:13:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 02:13:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 02:13:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 02:13:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 02:13:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 02:13:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 02:13:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 02:13:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 02:13:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 02:13:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 02:13:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 02:13:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 02:13:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 02:13:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-28 02:13:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-28 02:13:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-28 02:13:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-28 02:13:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-28 02:13:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-11-28 02:13:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2024-11-28 02:13:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2024-11-28 02:13:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2024-11-28 02:13:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#9 [2024-11-28 02:13:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#10 [2024-11-28 02:13:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#11 [2024-11-28 02:13:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#12 [2024-11-28 02:13:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#13 [2024-11-28 02:13:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#14 [2024-11-28 02:13:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#15 [2024-11-28 02:13:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#16 [2024-11-28 02:13:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 02:13:17,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 02:13:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 02:13:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 02:13:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 02:13:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 02:13:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 02:13:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 02:13:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 02:13:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 02:13:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 02:13:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 02:13:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 02:13:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 02:13:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 02:13:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 02:13:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 02:13:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-28 02:13:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-28 02:13:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-28 02:13:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-28 02:13:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-28 02:13:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-11-28 02:13:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2024-11-28 02:13:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#7 [2024-11-28 02:13:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#8 [2024-11-28 02:13:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#9 [2024-11-28 02:13:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#10 [2024-11-28 02:13:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#11 [2024-11-28 02:13:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#12 [2024-11-28 02:13:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#13 [2024-11-28 02:13:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#14 [2024-11-28 02:13:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#15 [2024-11-28 02:13:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#16 [2024-11-28 02:13:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:13:17,492 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:13:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:13:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 02:13:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 02:13:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 02:13:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 02:13:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 02:13:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 02:13:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 02:13:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 02:13:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 02:13:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 02:13:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 02:13:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 02:13:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 02:13:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 02:13:17,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 02:13:17,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 02:13:17,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:13:17,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:13:17,820 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:13:17,822 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:13:18,641 INFO L? ?]: Removed 141 outVars from TransFormulas that were not future-live. [2024-11-28 02:13:18,641 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:13:18,656 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:13:18,660 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:13:18,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:13:18 BoogieIcfgContainer [2024-11-28 02:13:18,661 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:13:18,663 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:13:18,663 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:13:18,668 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:13:18,668 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:13:16" (1/3) ... [2024-11-28 02:13:18,668 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@501cf4e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:13:18, skipping insertion in model container [2024-11-28 02:13:18,668 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:17" (2/3) ... [2024-11-28 02:13:18,669 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@501cf4e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:13:18, skipping insertion in model container [2024-11-28 02:13:18,669 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:13:18" (3/3) ... [2024-11-28 02:13:18,670 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-14.i [2024-11-28 02:13:18,684 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:13:18,686 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-p_file-14.i that has 2 procedures, 128 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:13:18,748 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:13:18,760 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;@749c8fb4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:13:18,760 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:13:18,764 INFO L276 IsEmpty]: Start isEmpty. Operand has 128 states, 104 states have (on average 1.4230769230769231) internal successors, (148), 105 states have internal predecessors, (148), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-28 02:13:18,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 02:13:18,777 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:18,778 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:18,778 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:18,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:18,784 INFO L85 PathProgramCache]: Analyzing trace with hash -822542588, now seen corresponding path program 1 times [2024-11-28 02:13:18,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:18,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746225964] [2024-11-28 02:13:18,792 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:18,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:19,225 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-11-28 02:13:19,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:19,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746225964] [2024-11-28 02:13:19,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746225964] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:13:19,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2091650891] [2024-11-28 02:13:19,227 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:19,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:13:19,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:13:19,230 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:13:19,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 02:13:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:19,699 INFO L256 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 02:13:19,714 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:13:19,764 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-11-28 02:13:19,764 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:13:19,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2091650891] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:13:19,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:13:19,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 02:13:19,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822749254] [2024-11-28 02:13:19,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:13:19,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:13:19,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:19,800 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:13:19,800 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:13:19,804 INFO L87 Difference]: Start difference. First operand has 128 states, 104 states have (on average 1.4230769230769231) internal successors, (148), 105 states have internal predecessors, (148), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 02:13:19,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:19,852 INFO L93 Difference]: Finished difference Result 249 states and 395 transitions. [2024-11-28 02:13:19,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:13:19,854 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 168 [2024-11-28 02:13:19,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:19,861 INFO L225 Difference]: With dead ends: 249 [2024-11-28 02:13:19,861 INFO L226 Difference]: Without dead ends: 124 [2024-11-28 02:13:19,866 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:13:19,873 INFO L435 NwaCegarLoop]: 183 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, 183 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 [2024-11-28 02:13:19,873 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:13:19,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2024-11-28 02:13:19,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2024-11-28 02:13:19,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 101 states have (on average 1.396039603960396) internal successors, (141), 101 states have internal predecessors, (141), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-28 02:13:19,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 183 transitions. [2024-11-28 02:13:19,952 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 183 transitions. Word has length 168 [2024-11-28 02:13:19,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:19,953 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 183 transitions. [2024-11-28 02:13:19,953 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 02:13:19,953 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 183 transitions. [2024-11-28 02:13:19,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 02:13:19,957 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:19,957 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:19,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 02:13:20,158 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:13:20,158 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:20,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:20,159 INFO L85 PathProgramCache]: Analyzing trace with hash 1885402662, now seen corresponding path program 1 times [2024-11-28 02:13:20,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:20,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767971463] [2024-11-28 02:13:20,160 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:20,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:20,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:20,833 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:13:20,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:20,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767971463] [2024-11-28 02:13:20,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767971463] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:13:20,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:13:20,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:13:20,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743486686] [2024-11-28 02:13:20,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:13:20,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:13:20,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:20,839 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:13:20,840 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:13:20,840 INFO L87 Difference]: Start difference. First operand 124 states and 183 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:20,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:20,924 INFO L93 Difference]: Finished difference Result 248 states and 368 transitions. [2024-11-28 02:13:20,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:13:20,925 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 168 [2024-11-28 02:13:20,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:20,929 INFO L225 Difference]: With dead ends: 248 [2024-11-28 02:13:20,930 INFO L226 Difference]: Without dead ends: 127 [2024-11-28 02:13:20,932 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:13:20,934 INFO L435 NwaCegarLoop]: 180 mSDtfsCounter, 1 mSDsluCounter, 350 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 530 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:13:20,934 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 530 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:13:20,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-11-28 02:13:20,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2024-11-28 02:13:20,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 104 states have (on average 1.3846153846153846) internal successors, (144), 104 states have internal predecessors, (144), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-28 02:13:20,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 186 transitions. [2024-11-28 02:13:20,963 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 186 transitions. Word has length 168 [2024-11-28 02:13:20,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:20,967 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 186 transitions. [2024-11-28 02:13:20,968 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:20,968 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 186 transitions. [2024-11-28 02:13:20,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 02:13:20,971 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:20,971 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:20,971 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:13:20,972 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:20,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:20,972 INFO L85 PathProgramCache]: Analyzing trace with hash -1591916184, now seen corresponding path program 1 times [2024-11-28 02:13:20,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:20,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311443986] [2024-11-28 02:13:20,973 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:20,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:21,691 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:13:21,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:21,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311443986] [2024-11-28 02:13:21,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311443986] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:13:21,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:13:21,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:13:21,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675536919] [2024-11-28 02:13:21,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:13:21,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:13:21,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:21,695 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:13:21,695 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:13:21,695 INFO L87 Difference]: Start difference. First operand 127 states and 186 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:21,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:21,960 INFO L93 Difference]: Finished difference Result 376 states and 553 transitions. [2024-11-28 02:13:21,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:13:21,961 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 168 [2024-11-28 02:13:21,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:21,965 INFO L225 Difference]: With dead ends: 376 [2024-11-28 02:13:21,967 INFO L226 Difference]: Without dead ends: 252 [2024-11-28 02:13:21,968 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:13:21,969 INFO L435 NwaCegarLoop]: 178 mSDtfsCounter, 184 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:13:21,972 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 523 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:13:21,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2024-11-28 02:13:22,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 224. [2024-11-28 02:13:22,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 179 states have (on average 1.3687150837988826) internal successors, (245), 179 states have internal predecessors, (245), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-28 02:13:22,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 329 transitions. [2024-11-28 02:13:22,026 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 329 transitions. Word has length 168 [2024-11-28 02:13:22,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:22,030 INFO L471 AbstractCegarLoop]: Abstraction has 224 states and 329 transitions. [2024-11-28 02:13:22,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:22,030 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 329 transitions. [2024-11-28 02:13:22,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 02:13:22,037 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:22,037 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:22,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 02:13:22,037 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:22,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:22,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1725929690, now seen corresponding path program 1 times [2024-11-28 02:13:22,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:22,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820884653] [2024-11-28 02:13:22,040 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:22,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:22,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:23,356 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:13:23,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:23,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820884653] [2024-11-28 02:13:23,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820884653] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:13:23,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:13:23,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:13:23,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235606363] [2024-11-28 02:13:23,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:13:23,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:13:23,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:23,361 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:13:23,361 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:13:23,361 INFO L87 Difference]: Start difference. First operand 224 states and 329 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:23,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:23,625 INFO L93 Difference]: Finished difference Result 358 states and 527 transitions. [2024-11-28 02:13:23,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:13:23,626 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 168 [2024-11-28 02:13:23,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:23,628 INFO L225 Difference]: With dead ends: 358 [2024-11-28 02:13:23,629 INFO L226 Difference]: Without dead ends: 228 [2024-11-28 02:13:23,629 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:13:23,632 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 183 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 468 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:13:23,634 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 468 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:13:23,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2024-11-28 02:13:23,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 226. [2024-11-28 02:13:23,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 181 states have (on average 1.3646408839779005) internal successors, (247), 181 states have internal predecessors, (247), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-28 02:13:23,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 331 transitions. [2024-11-28 02:13:23,712 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 331 transitions. Word has length 168 [2024-11-28 02:13:23,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:23,713 INFO L471 AbstractCegarLoop]: Abstraction has 226 states and 331 transitions. [2024-11-28 02:13:23,714 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:23,714 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 331 transitions. [2024-11-28 02:13:23,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 02:13:23,719 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:23,719 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:23,719 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 02:13:23,720 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:23,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:23,720 INFO L85 PathProgramCache]: Analyzing trace with hash -714812440, now seen corresponding path program 1 times [2024-11-28 02:13:23,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:23,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816835313] [2024-11-28 02:13:23,721 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:23,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:23,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:24,262 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:13:24,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:24,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816835313] [2024-11-28 02:13:24,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816835313] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:13:24,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:13:24,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:13:24,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831408031] [2024-11-28 02:13:24,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:13:24,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:13:24,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:24,264 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:13:24,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:13:24,265 INFO L87 Difference]: Start difference. First operand 226 states and 331 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:24,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:24,410 INFO L93 Difference]: Finished difference Result 464 states and 681 transitions. [2024-11-28 02:13:24,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 02:13:24,411 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 168 [2024-11-28 02:13:24,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:24,414 INFO L225 Difference]: With dead ends: 464 [2024-11-28 02:13:24,414 INFO L226 Difference]: Without dead ends: 339 [2024-11-28 02:13:24,415 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:13:24,416 INFO L435 NwaCegarLoop]: 315 mSDtfsCounter, 146 mSDsluCounter, 789 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 1104 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:13:24,416 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 1104 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:13:24,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2024-11-28 02:13:24,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 236. [2024-11-28 02:13:24,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 191 states have (on average 1.3664921465968587) internal successors, (261), 191 states have internal predecessors, (261), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-28 02:13:24,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 345 transitions. [2024-11-28 02:13:24,456 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 345 transitions. Word has length 168 [2024-11-28 02:13:24,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:24,457 INFO L471 AbstractCegarLoop]: Abstraction has 236 states and 345 transitions. [2024-11-28 02:13:24,457 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:24,457 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 345 transitions. [2024-11-28 02:13:24,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 02:13:24,459 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:24,459 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:24,460 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 02:13:24,460 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:24,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:24,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1289173928, now seen corresponding path program 1 times [2024-11-28 02:13:24,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:24,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856881720] [2024-11-28 02:13:24,461 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:24,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:25,358 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:13:25,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:25,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856881720] [2024-11-28 02:13:25,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856881720] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:13:25,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:13:25,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 02:13:25,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41160183] [2024-11-28 02:13:25,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:13:25,360 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 02:13:25,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:25,361 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 02:13:25,362 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:13:25,362 INFO L87 Difference]: Start difference. First operand 236 states and 345 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:25,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:25,659 INFO L93 Difference]: Finished difference Result 498 states and 729 transitions. [2024-11-28 02:13:25,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 02:13:25,659 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 168 [2024-11-28 02:13:25,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:25,662 INFO L225 Difference]: With dead ends: 498 [2024-11-28 02:13:25,663 INFO L226 Difference]: Without dead ends: 361 [2024-11-28 02:13:25,664 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-28 02:13:25,665 INFO L435 NwaCegarLoop]: 213 mSDtfsCounter, 348 mSDsluCounter, 455 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 348 SdHoareTripleChecker+Valid, 668 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:13:25,666 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [348 Valid, 668 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:13:25,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2024-11-28 02:13:25,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 232. [2024-11-28 02:13:25,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 187 states have (on average 1.3422459893048129) internal successors, (251), 187 states have internal predecessors, (251), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-28 02:13:25,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 335 transitions. [2024-11-28 02:13:25,693 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 335 transitions. Word has length 168 [2024-11-28 02:13:25,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:25,693 INFO L471 AbstractCegarLoop]: Abstraction has 232 states and 335 transitions. [2024-11-28 02:13:25,694 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:25,694 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 335 transitions. [2024-11-28 02:13:25,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-28 02:13:25,696 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:25,696 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:25,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 02:13:25,696 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:25,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:25,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1255916319, now seen corresponding path program 1 times [2024-11-28 02:13:25,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:25,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420726838] [2024-11-28 02:13:25,697 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:25,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:25,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:27,125 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 30 proven. 30 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-11-28 02:13:27,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:27,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420726838] [2024-11-28 02:13:27,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420726838] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:13:27,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [921590889] [2024-11-28 02:13:27,126 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:27,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:13:27,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:13:27,129 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:13:27,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 02:13:27,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:27,653 INFO L256 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-28 02:13:27,675 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:13:28,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 3 [2024-11-28 02:13:28,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-28 02:13:28,731 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 10 proven. 470 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2024-11-28 02:13:28,732 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:13:29,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [921590889] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:13:29,260 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:13:29,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 14 [2024-11-28 02:13:29,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761491458] [2024-11-28 02:13:29,260 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:13:29,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-28 02:13:29,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:29,262 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 02:13:29,262 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=277, Unknown=0, NotChecked=0, Total=342 [2024-11-28 02:13:29,262 INFO L87 Difference]: Start difference. First operand 232 states and 335 transitions. Second operand has 14 states, 11 states have (on average 9.0) internal successors, (99), 13 states have internal predecessors, (99), 6 states have call successors, (42), 3 states have call predecessors, (42), 4 states have return successors, (42), 4 states have call predecessors, (42), 6 states have call successors, (42) [2024-11-28 02:13:30,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:30,807 INFO L93 Difference]: Finished difference Result 527 states and 744 transitions. [2024-11-28 02:13:30,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-28 02:13:30,807 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 11 states have (on average 9.0) internal successors, (99), 13 states have internal predecessors, (99), 6 states have call successors, (42), 3 states have call predecessors, (42), 4 states have return successors, (42), 4 states have call predecessors, (42), 6 states have call successors, (42) Word has length 170 [2024-11-28 02:13:30,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:30,810 INFO L225 Difference]: With dead ends: 527 [2024-11-28 02:13:30,811 INFO L226 Difference]: Without dead ends: 389 [2024-11-28 02:13:30,812 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 272 SyntacticMatches, 1 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 385 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=447, Invalid=1623, Unknown=0, NotChecked=0, Total=2070 [2024-11-28 02:13:30,813 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 677 mSDsluCounter, 1032 mSDsCounter, 0 mSdLazyCounter, 454 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 677 SdHoareTripleChecker+Valid, 1176 SdHoareTripleChecker+Invalid, 680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 454 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 02:13:30,813 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [677 Valid, 1176 Invalid, 680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 454 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 02:13:30,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2024-11-28 02:13:30,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 248. [2024-11-28 02:13:30,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 200 states have (on average 1.31) internal successors, (262), 200 states have internal predecessors, (262), 42 states have call successors, (42), 5 states have call predecessors, (42), 5 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-28 02:13:30,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 346 transitions. [2024-11-28 02:13:30,885 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 346 transitions. Word has length 170 [2024-11-28 02:13:30,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:30,885 INFO L471 AbstractCegarLoop]: Abstraction has 248 states and 346 transitions. [2024-11-28 02:13:30,886 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 11 states have (on average 9.0) internal successors, (99), 13 states have internal predecessors, (99), 6 states have call successors, (42), 3 states have call predecessors, (42), 4 states have return successors, (42), 4 states have call predecessors, (42), 6 states have call successors, (42) [2024-11-28 02:13:30,886 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 346 transitions. [2024-11-28 02:13:30,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-28 02:13:30,888 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:30,888 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:30,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 02:13:31,092 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:13:31,092 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:31,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:31,093 INFO L85 PathProgramCache]: Analyzing trace with hash -1168288543, now seen corresponding path program 1 times [2024-11-28 02:13:31,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:31,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563423059] [2024-11-28 02:13:31,093 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:31,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:31,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:32,416 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:13:32,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:32,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563423059] [2024-11-28 02:13:32,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563423059] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:13:32,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:13:32,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 02:13:32,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587822694] [2024-11-28 02:13:32,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:13:32,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 02:13:32,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:32,418 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 02:13:32,419 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-28 02:13:32,419 INFO L87 Difference]: Start difference. First operand 248 states and 346 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:33,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:33,010 INFO L93 Difference]: Finished difference Result 543 states and 753 transitions. [2024-11-28 02:13:33,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 02:13:33,011 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 170 [2024-11-28 02:13:33,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:33,014 INFO L225 Difference]: With dead ends: 543 [2024-11-28 02:13:33,014 INFO L226 Difference]: Without dead ends: 409 [2024-11-28 02:13:33,015 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2024-11-28 02:13:33,015 INFO L435 NwaCegarLoop]: 185 mSDtfsCounter, 233 mSDsluCounter, 842 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 1027 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:13:33,016 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 1027 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 02:13:33,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2024-11-28 02:13:33,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 326. [2024-11-28 02:13:33,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 326 states, 271 states have (on average 1.3210332103321034) internal successors, (358), 272 states have internal predecessors, (358), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-28 02:13:33,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 454 transitions. [2024-11-28 02:13:33,060 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 454 transitions. Word has length 170 [2024-11-28 02:13:33,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:33,061 INFO L471 AbstractCegarLoop]: Abstraction has 326 states and 454 transitions. [2024-11-28 02:13:33,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:33,061 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 454 transitions. [2024-11-28 02:13:33,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-28 02:13:33,063 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:33,063 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:33,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 02:13:33,064 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:33,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:33,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1028207836, now seen corresponding path program 1 times [2024-11-28 02:13:33,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:33,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056638659] [2024-11-28 02:13:33,064 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:33,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:33,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:34,179 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:13:34,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:34,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056638659] [2024-11-28 02:13:34,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056638659] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:13:34,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:13:34,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 02:13:34,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793668255] [2024-11-28 02:13:34,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:13:34,182 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 02:13:34,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:34,183 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 02:13:34,183 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-28 02:13:34,183 INFO L87 Difference]: Start difference. First operand 326 states and 454 transitions. Second operand has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:34,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:34,592 INFO L93 Difference]: Finished difference Result 663 states and 918 transitions. [2024-11-28 02:13:34,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 02:13:34,593 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 175 [2024-11-28 02:13:34,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:34,601 INFO L225 Difference]: With dead ends: 663 [2024-11-28 02:13:34,601 INFO L226 Difference]: Without dead ends: 451 [2024-11-28 02:13:34,602 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-28 02:13:34,603 INFO L435 NwaCegarLoop]: 178 mSDtfsCounter, 119 mSDsluCounter, 1009 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 1187 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:13:34,604 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 1187 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:13:34,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2024-11-28 02:13:34,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 448. [2024-11-28 02:13:34,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 448 states, 375 states have (on average 1.3013333333333332) internal successors, (488), 378 states have internal predecessors, (488), 64 states have call successors, (64), 8 states have call predecessors, (64), 8 states have return successors, (64), 61 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-28 02:13:34,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 448 states and 616 transitions. [2024-11-28 02:13:34,705 INFO L78 Accepts]: Start accepts. Automaton has 448 states and 616 transitions. Word has length 175 [2024-11-28 02:13:34,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:34,706 INFO L471 AbstractCegarLoop]: Abstraction has 448 states and 616 transitions. [2024-11-28 02:13:34,706 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:34,706 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 616 transitions. [2024-11-28 02:13:34,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 02:13:34,710 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:34,710 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:34,711 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 02:13:34,711 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:34,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:34,711 INFO L85 PathProgramCache]: Analyzing trace with hash -154864030, now seen corresponding path program 1 times [2024-11-28 02:13:34,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:34,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261552140] [2024-11-28 02:13:34,712 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:34,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:35,201 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:13:35,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:35,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261552140] [2024-11-28 02:13:35,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261552140] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:13:35,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:13:35,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:13:35,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916450249] [2024-11-28 02:13:35,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:13:35,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:13:35,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:35,204 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:13:35,204 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:13:35,205 INFO L87 Difference]: Start difference. First operand 448 states and 616 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:35,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:35,353 INFO L93 Difference]: Finished difference Result 997 states and 1376 transitions. [2024-11-28 02:13:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 02:13:35,353 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 177 [2024-11-28 02:13:35,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:35,358 INFO L225 Difference]: With dead ends: 997 [2024-11-28 02:13:35,359 INFO L226 Difference]: Without dead ends: 662 [2024-11-28 02:13:35,361 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:13:35,363 INFO L435 NwaCegarLoop]: 213 mSDtfsCounter, 175 mSDsluCounter, 584 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 797 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:13:35,364 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 797 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:13:35,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2024-11-28 02:13:35,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 457. [2024-11-28 02:13:35,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 457 states, 384 states have (on average 1.2942708333333333) internal successors, (497), 387 states have internal predecessors, (497), 64 states have call successors, (64), 8 states have call predecessors, (64), 8 states have return successors, (64), 61 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-28 02:13:35,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 625 transitions. [2024-11-28 02:13:35,447 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 625 transitions. Word has length 177 [2024-11-28 02:13:35,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:35,447 INFO L471 AbstractCegarLoop]: Abstraction has 457 states and 625 transitions. [2024-11-28 02:13:35,448 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:35,448 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 625 transitions. [2024-11-28 02:13:35,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 02:13:35,453 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:35,454 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:35,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 02:13:35,454 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:35,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:35,455 INFO L85 PathProgramCache]: Analyzing trace with hash 1098571362, now seen corresponding path program 1 times [2024-11-28 02:13:35,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:35,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596766758] [2024-11-28 02:13:35,455 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:35,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:35,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:36,837 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:13:36,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:36,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596766758] [2024-11-28 02:13:36,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596766758] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:13:36,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:13:36,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 02:13:36,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127059206] [2024-11-28 02:13:36,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:13:36,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 02:13:36,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:36,840 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 02:13:36,841 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-28 02:13:36,841 INFO L87 Difference]: Start difference. First operand 457 states and 625 transitions. Second operand has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 02:13:38,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:38,642 INFO L93 Difference]: Finished difference Result 1113 states and 1506 transitions. [2024-11-28 02:13:38,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 02:13:38,643 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 177 [2024-11-28 02:13:38,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:38,649 INFO L225 Difference]: With dead ends: 1113 [2024-11-28 02:13:38,649 INFO L226 Difference]: Without dead ends: 780 [2024-11-28 02:13:38,651 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2024-11-28 02:13:38,652 INFO L435 NwaCegarLoop]: 202 mSDtfsCounter, 1045 mSDsluCounter, 691 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1045 SdHoareTripleChecker+Valid, 893 SdHoareTripleChecker+Invalid, 624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:13:38,654 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1045 Valid, 893 Invalid, 624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-28 02:13:38,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 780 states. [2024-11-28 02:13:38,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 780 to 606. [2024-11-28 02:13:38,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 606 states, 509 states have (on average 1.2888015717092338) internal successors, (656), 513 states have internal predecessors, (656), 85 states have call successors, (85), 11 states have call predecessors, (85), 11 states have return successors, (85), 81 states have call predecessors, (85), 85 states have call successors, (85) [2024-11-28 02:13:38,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 606 states and 826 transitions. [2024-11-28 02:13:38,757 INFO L78 Accepts]: Start accepts. Automaton has 606 states and 826 transitions. Word has length 177 [2024-11-28 02:13:38,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:38,758 INFO L471 AbstractCegarLoop]: Abstraction has 606 states and 826 transitions. [2024-11-28 02:13:38,758 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 02:13:38,758 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 826 transitions. [2024-11-28 02:13:38,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 02:13:38,760 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:38,760 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:38,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 02:13:38,762 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:38,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:38,763 INFO L85 PathProgramCache]: Analyzing trace with hash 1799635940, now seen corresponding path program 1 times [2024-11-28 02:13:38,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:38,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865412932] [2024-11-28 02:13:38,764 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:38,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:38,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:38,906 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:13:38,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:38,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865412932] [2024-11-28 02:13:38,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865412932] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:13:38,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:13:38,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:13:38,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919031447] [2024-11-28 02:13:38,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:13:38,909 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:13:38,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:38,910 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:13:38,910 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:13:38,910 INFO L87 Difference]: Start difference. First operand 606 states and 826 transitions. Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:39,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:39,018 INFO L93 Difference]: Finished difference Result 1077 states and 1478 transitions. [2024-11-28 02:13:39,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:13:39,018 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 177 [2024-11-28 02:13:39,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:39,026 INFO L225 Difference]: With dead ends: 1077 [2024-11-28 02:13:39,026 INFO L226 Difference]: Without dead ends: 618 [2024-11-28 02:13:39,027 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:13:39,028 INFO L435 NwaCegarLoop]: 182 mSDtfsCounter, 0 mSDsluCounter, 349 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 531 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:13:39,028 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 531 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:13:39,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 618 states. [2024-11-28 02:13:39,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 618 to 618. [2024-11-28 02:13:39,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 618 states, 521 states have (on average 1.2783109404990403) internal successors, (666), 525 states have internal predecessors, (666), 85 states have call successors, (85), 11 states have call predecessors, (85), 11 states have return successors, (85), 81 states have call predecessors, (85), 85 states have call successors, (85) [2024-11-28 02:13:39,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 618 states and 836 transitions. [2024-11-28 02:13:39,129 INFO L78 Accepts]: Start accepts. Automaton has 618 states and 836 transitions. Word has length 177 [2024-11-28 02:13:39,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:39,130 INFO L471 AbstractCegarLoop]: Abstraction has 618 states and 836 transitions. [2024-11-28 02:13:39,130 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:39,130 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 836 transitions. [2024-11-28 02:13:39,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 02:13:39,133 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:39,133 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:39,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 02:13:39,134 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:39,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:39,134 INFO L85 PathProgramCache]: Analyzing trace with hash 1966894434, now seen corresponding path program 1 times [2024-11-28 02:13:39,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:39,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324576190] [2024-11-28 02:13:39,135 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:39,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:40,324 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:13:40,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:40,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324576190] [2024-11-28 02:13:40,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324576190] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:13:40,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:13:40,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 02:13:40,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881198452] [2024-11-28 02:13:40,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:13:40,325 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 02:13:40,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:40,325 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 02:13:40,326 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:13:40,326 INFO L87 Difference]: Start difference. First operand 618 states and 836 transitions. Second operand has 10 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 3 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-28 02:13:40,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:40,884 INFO L93 Difference]: Finished difference Result 945 states and 1260 transitions. [2024-11-28 02:13:40,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 02:13:40,885 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 3 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 177 [2024-11-28 02:13:40,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:40,891 INFO L225 Difference]: With dead ends: 945 [2024-11-28 02:13:40,891 INFO L226 Difference]: Without dead ends: 943 [2024-11-28 02:13:40,892 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2024-11-28 02:13:40,893 INFO L435 NwaCegarLoop]: 184 mSDtfsCounter, 475 mSDsluCounter, 966 mSDsCounter, 0 mSdLazyCounter, 296 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 475 SdHoareTripleChecker+Valid, 1150 SdHoareTripleChecker+Invalid, 347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:13:40,893 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [475 Valid, 1150 Invalid, 347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 296 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 02:13:40,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 943 states. [2024-11-28 02:13:41,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 943 to 939. [2024-11-28 02:13:41,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 939 states, 809 states have (on average 1.2669962917181705) internal successors, (1025), 817 states have internal predecessors, (1025), 113 states have call successors, (113), 16 states have call predecessors, (113), 16 states have return successors, (113), 105 states have call predecessors, (113), 113 states have call successors, (113) [2024-11-28 02:13:41,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 939 states and 1251 transitions. [2024-11-28 02:13:41,009 INFO L78 Accepts]: Start accepts. Automaton has 939 states and 1251 transitions. Word has length 177 [2024-11-28 02:13:41,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:41,009 INFO L471 AbstractCegarLoop]: Abstraction has 939 states and 1251 transitions. [2024-11-28 02:13:41,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 3 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-28 02:13:41,009 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1251 transitions. [2024-11-28 02:13:41,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 02:13:41,012 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:41,012 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:41,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 02:13:41,013 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:41,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:41,013 INFO L85 PathProgramCache]: Analyzing trace with hash -955999522, now seen corresponding path program 1 times [2024-11-28 02:13:41,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:41,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367439827] [2024-11-28 02:13:41,014 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:41,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:41,380 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:13:41,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:41,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367439827] [2024-11-28 02:13:41,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367439827] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:13:41,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:13:41,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:13:41,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581951159] [2024-11-28 02:13:41,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:13:41,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:13:41,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:41,383 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:13:41,383 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:13:41,384 INFO L87 Difference]: Start difference. First operand 939 states and 1251 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:41,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:41,583 INFO L93 Difference]: Finished difference Result 1722 states and 2287 transitions. [2024-11-28 02:13:41,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:13:41,584 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 177 [2024-11-28 02:13:41,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:41,591 INFO L225 Difference]: With dead ends: 1722 [2024-11-28 02:13:41,591 INFO L226 Difference]: Without dead ends: 961 [2024-11-28 02:13:41,593 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:13:41,594 INFO L435 NwaCegarLoop]: 177 mSDtfsCounter, 46 mSDsluCounter, 513 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 690 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:13:41,594 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 690 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:13:41,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 961 states. [2024-11-28 02:13:41,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 961 to 959. [2024-11-28 02:13:41,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 959 states, 824 states have (on average 1.2572815533980584) internal successors, (1036), 832 states have internal predecessors, (1036), 113 states have call successors, (113), 21 states have call predecessors, (113), 21 states have return successors, (113), 105 states have call predecessors, (113), 113 states have call successors, (113) [2024-11-28 02:13:41,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 1262 transitions. [2024-11-28 02:13:41,780 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 1262 transitions. Word has length 177 [2024-11-28 02:13:41,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:41,781 INFO L471 AbstractCegarLoop]: Abstraction has 959 states and 1262 transitions. [2024-11-28 02:13:41,781 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:41,781 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1262 transitions. [2024-11-28 02:13:41,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 02:13:41,784 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:41,785 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:41,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 02:13:41,785 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:41,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:41,786 INFO L85 PathProgramCache]: Analyzing trace with hash -254934944, now seen corresponding path program 1 times [2024-11-28 02:13:41,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:41,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150300526] [2024-11-28 02:13:41,786 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:41,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:42,385 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:13:42,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:42,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150300526] [2024-11-28 02:13:42,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150300526] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:13:42,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:13:42,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 02:13:42,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766794296] [2024-11-28 02:13:42,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:13:42,387 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:13:42,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:42,387 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:13:42,387 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:13:42,387 INFO L87 Difference]: Start difference. First operand 959 states and 1262 transitions. Second operand has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:42,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:42,579 INFO L93 Difference]: Finished difference Result 1980 states and 2609 transitions. [2024-11-28 02:13:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 02:13:42,580 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 177 [2024-11-28 02:13:42,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:42,587 INFO L225 Difference]: With dead ends: 1980 [2024-11-28 02:13:42,588 INFO L226 Difference]: Without dead ends: 1203 [2024-11-28 02:13:42,591 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-28 02:13:42,593 INFO L435 NwaCegarLoop]: 184 mSDtfsCounter, 93 mSDsluCounter, 696 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 880 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:13:42,593 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 880 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:13:42,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1203 states. [2024-11-28 02:13:42,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1203 to 1097. [2024-11-28 02:13:42,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1097 states, 962 states have (on average 1.2536382536382535) internal successors, (1206), 970 states have internal predecessors, (1206), 113 states have call successors, (113), 21 states have call predecessors, (113), 21 states have return successors, (113), 105 states have call predecessors, (113), 113 states have call successors, (113) [2024-11-28 02:13:42,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 1097 states and 1432 transitions. [2024-11-28 02:13:42,722 INFO L78 Accepts]: Start accepts. Automaton has 1097 states and 1432 transitions. Word has length 177 [2024-11-28 02:13:42,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:42,722 INFO L471 AbstractCegarLoop]: Abstraction has 1097 states and 1432 transitions. [2024-11-28 02:13:42,723 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:42,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1432 transitions. [2024-11-28 02:13:42,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 02:13:42,725 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:42,725 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:42,726 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-28 02:13:42,726 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:42,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:42,726 INFO L85 PathProgramCache]: Analyzing trace with hash -841740958, now seen corresponding path program 1 times [2024-11-28 02:13:42,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:42,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731515037] [2024-11-28 02:13:42,727 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:42,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:42,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:44,087 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:13:44,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:44,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731515037] [2024-11-28 02:13:44,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731515037] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:13:44,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:13:44,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 02:13:44,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848731881] [2024-11-28 02:13:44,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:13:44,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 02:13:44,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:44,089 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 02:13:44,089 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:13:44,089 INFO L87 Difference]: Start difference. First operand 1097 states and 1432 transitions. Second operand has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 02:13:46,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:46,037 INFO L93 Difference]: Finished difference Result 2057 states and 2690 transitions. [2024-11-28 02:13:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 02:13:46,037 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 177 [2024-11-28 02:13:46,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:46,044 INFO L225 Difference]: With dead ends: 2057 [2024-11-28 02:13:46,044 INFO L226 Difference]: Without dead ends: 1178 [2024-11-28 02:13:46,046 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2024-11-28 02:13:46,047 INFO L435 NwaCegarLoop]: 269 mSDtfsCounter, 890 mSDsluCounter, 1198 mSDsCounter, 0 mSdLazyCounter, 687 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 890 SdHoareTripleChecker+Valid, 1467 SdHoareTripleChecker+Invalid, 843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 687 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:13:46,047 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [890 Valid, 1467 Invalid, 843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 687 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-28 02:13:46,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1178 states. [2024-11-28 02:13:46,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1178 to 1065. [2024-11-28 02:13:46,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1065 states, 931 states have (on average 1.2491944146079483) internal successors, (1163), 938 states have internal predecessors, (1163), 111 states have call successors, (111), 22 states have call predecessors, (111), 22 states have return successors, (111), 104 states have call predecessors, (111), 111 states have call successors, (111) [2024-11-28 02:13:46,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 1065 states and 1385 transitions. [2024-11-28 02:13:46,174 INFO L78 Accepts]: Start accepts. Automaton has 1065 states and 1385 transitions. Word has length 177 [2024-11-28 02:13:46,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:46,174 INFO L471 AbstractCegarLoop]: Abstraction has 1065 states and 1385 transitions. [2024-11-28 02:13:46,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 02:13:46,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1385 transitions. [2024-11-28 02:13:46,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 02:13:46,178 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:46,178 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:46,178 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-28 02:13:46,178 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:46,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:46,179 INFO L85 PathProgramCache]: Analyzing trace with hash 2084107230, now seen corresponding path program 1 times [2024-11-28 02:13:46,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:46,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671285688] [2024-11-28 02:13:46,179 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:46,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:46,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:46,508 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:13:46,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:46,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671285688] [2024-11-28 02:13:46,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671285688] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:13:46,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:13:46,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:13:46,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644777018] [2024-11-28 02:13:46,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:13:46,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:13:46,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:46,510 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:13:46,511 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:13:46,511 INFO L87 Difference]: Start difference. First operand 1065 states and 1385 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:46,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:46,690 INFO L93 Difference]: Finished difference Result 2047 states and 2666 transitions. [2024-11-28 02:13:46,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:13:46,691 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 177 [2024-11-28 02:13:46,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:46,696 INFO L225 Difference]: With dead ends: 2047 [2024-11-28 02:13:46,696 INFO L226 Difference]: Without dead ends: 1200 [2024-11-28 02:13:46,698 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:13:46,699 INFO L435 NwaCegarLoop]: 242 mSDtfsCounter, 48 mSDsluCounter, 575 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 817 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 [2024-11-28 02:13:46,700 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 817 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:13:46,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1200 states. [2024-11-28 02:13:46,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1200 to 1191. [2024-11-28 02:13:46,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1191 states, 1045 states have (on average 1.2526315789473683) internal successors, (1309), 1056 states have internal predecessors, (1309), 119 states have call successors, (119), 26 states have call predecessors, (119), 26 states have return successors, (119), 108 states have call predecessors, (119), 119 states have call successors, (119) [2024-11-28 02:13:46,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 1191 states and 1547 transitions. [2024-11-28 02:13:46,833 INFO L78 Accepts]: Start accepts. Automaton has 1191 states and 1547 transitions. Word has length 177 [2024-11-28 02:13:46,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:46,833 INFO L471 AbstractCegarLoop]: Abstraction has 1191 states and 1547 transitions. [2024-11-28 02:13:46,834 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:46,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1547 transitions. [2024-11-28 02:13:46,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 02:13:46,837 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:46,837 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:46,837 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-28 02:13:46,837 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:46,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:46,838 INFO L85 PathProgramCache]: Analyzing trace with hash -287632032, now seen corresponding path program 1 times [2024-11-28 02:13:46,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:46,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719952958] [2024-11-28 02:13:46,838 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:46,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:46,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:47,263 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:13:47,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:47,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719952958] [2024-11-28 02:13:47,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719952958] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:13:47,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:13:47,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 02:13:47,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728008567] [2024-11-28 02:13:47,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:13:47,265 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:13:47,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:47,266 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:13:47,266 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:13:47,266 INFO L87 Difference]: Start difference. First operand 1191 states and 1547 transitions. Second operand has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:47,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:47,492 INFO L93 Difference]: Finished difference Result 2363 states and 3073 transitions. [2024-11-28 02:13:47,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 02:13:47,493 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 177 [2024-11-28 02:13:47,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:47,499 INFO L225 Difference]: With dead ends: 2363 [2024-11-28 02:13:47,499 INFO L226 Difference]: Without dead ends: 1390 [2024-11-28 02:13:47,501 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-28 02:13:47,502 INFO L435 NwaCegarLoop]: 228 mSDtfsCounter, 85 mSDsluCounter, 766 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 994 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:13:47,502 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 994 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:13:47,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1390 states. [2024-11-28 02:13:47,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1390 to 1279. [2024-11-28 02:13:47,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1279 states, 1133 states have (on average 1.2533097969991174) internal successors, (1420), 1144 states have internal predecessors, (1420), 119 states have call successors, (119), 26 states have call predecessors, (119), 26 states have return successors, (119), 108 states have call predecessors, (119), 119 states have call successors, (119) [2024-11-28 02:13:47,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1279 states and 1658 transitions. [2024-11-28 02:13:47,635 INFO L78 Accepts]: Start accepts. Automaton has 1279 states and 1658 transitions. Word has length 177 [2024-11-28 02:13:47,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:47,636 INFO L471 AbstractCegarLoop]: Abstraction has 1279 states and 1658 transitions. [2024-11-28 02:13:47,636 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:47,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1658 transitions. [2024-11-28 02:13:47,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-28 02:13:47,639 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:47,639 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:47,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-28 02:13:47,640 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:47,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:47,640 INFO L85 PathProgramCache]: Analyzing trace with hash 546156604, now seen corresponding path program 1 times [2024-11-28 02:13:47,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:47,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257528520] [2024-11-28 02:13:47,640 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:47,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:13:47,994 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:13:47,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:13:47,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257528520] [2024-11-28 02:13:47,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257528520] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:13:47,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:13:47,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:13:47,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605214645] [2024-11-28 02:13:47,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:13:47,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:13:47,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:13:47,996 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:13:47,996 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:13:47,997 INFO L87 Difference]: Start difference. First operand 1279 states and 1658 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:48,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:13:48,307 INFO L93 Difference]: Finished difference Result 2600 states and 3392 transitions. [2024-11-28 02:13:48,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:13:48,308 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 178 [2024-11-28 02:13:48,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:13:48,316 INFO L225 Difference]: With dead ends: 2600 [2024-11-28 02:13:48,317 INFO L226 Difference]: Without dead ends: 1558 [2024-11-28 02:13:48,320 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:13:48,321 INFO L435 NwaCegarLoop]: 214 mSDtfsCounter, 142 mSDsluCounter, 525 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 739 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:13:48,321 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 739 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:13:48,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1558 states. [2024-11-28 02:13:48,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1558 to 1270. [2024-11-28 02:13:48,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1270 states, 1124 states have (on average 1.2473309608540926) internal successors, (1402), 1135 states have internal predecessors, (1402), 119 states have call successors, (119), 26 states have call predecessors, (119), 26 states have return successors, (119), 108 states have call predecessors, (119), 119 states have call successors, (119) [2024-11-28 02:13:48,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1270 states and 1640 transitions. [2024-11-28 02:13:48,480 INFO L78 Accepts]: Start accepts. Automaton has 1270 states and 1640 transitions. Word has length 178 [2024-11-28 02:13:48,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:13:48,481 INFO L471 AbstractCegarLoop]: Abstraction has 1270 states and 1640 transitions. [2024-11-28 02:13:48,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:13:48,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1640 transitions. [2024-11-28 02:13:48,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-28 02:13:48,484 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:13:48,484 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:13:48,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-28 02:13:48,485 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:13:48,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:13:48,485 INFO L85 PathProgramCache]: Analyzing trace with hash 1414479676, now seen corresponding path program 1 times [2024-11-28 02:13:48,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:13:48,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109894678] [2024-11-28 02:13:48,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:13:48,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:13:48,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:13:48,616 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:13:48,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:13:48,937 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 02:13:48,938 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 02:13:48,939 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:13:48,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-28 02:13:48,944 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] [2024-11-28 02:13:49,234 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:13:49,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:13:49 BoogieIcfgContainer [2024-11-28 02:13:49,238 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:13:49,238 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:13:49,238 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:13:49,239 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:13:49,239 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:13:18" (3/4) ... [2024-11-28 02:13:49,242 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 02:13:49,243 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:13:49,244 INFO L158 Benchmark]: Toolchain (without parser) took 32414.35ms. Allocated memory was 142.6MB in the beginning and 838.9MB in the end (delta: 696.3MB). Free memory was 118.9MB in the beginning and 498.1MB in the end (delta: -379.2MB). Peak memory consumption was 319.3MB. Max. memory is 16.1GB. [2024-11-28 02:13:49,244 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 142.6MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:13:49,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 371.92ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 103.7MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:13:49,244 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.42ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 100.1MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:13:49,245 INFO L158 Benchmark]: Boogie Preprocessor took 114.74ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 94.2MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:13:49,247 INFO L158 Benchmark]: RCFGBuilder took 1262.68ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 98.6MB in the end (delta: -4.4MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2024-11-28 02:13:49,249 INFO L158 Benchmark]: TraceAbstraction took 30574.56ms. Allocated memory was 142.6MB in the beginning and 838.9MB in the end (delta: 696.3MB). Free memory was 98.0MB in the beginning and 498.2MB in the end (delta: -400.2MB). Peak memory consumption was 295.1MB. Max. memory is 16.1GB. [2024-11-28 02:13:49,249 INFO L158 Benchmark]: Witness Printer took 4.45ms. Allocated memory is still 838.9MB. Free memory was 498.2MB in the beginning and 498.1MB in the end (delta: 115.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:13:49,251 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 142.6MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 371.92ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 103.7MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.42ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 100.1MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 114.74ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 94.2MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1262.68ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 98.6MB in the end (delta: -4.4MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. * TraceAbstraction took 30574.56ms. Allocated memory was 142.6MB in the beginning and 838.9MB in the end (delta: 696.3MB). Free memory was 98.0MB in the beginning and 498.2MB in the end (delta: -400.2MB). Peak memory consumption was 295.1MB. Max. memory is 16.1GB. * Witness Printer took 4.45ms. Allocated memory is still 838.9MB. Free memory was 498.2MB in the beginning and 498.1MB in the end (delta: 115.1kB). Peak memory consumption was 8.4MB. 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 someBinaryFLOATComparisonOperation at line 107, overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of someBinaryFLOATComparisonOperation at line 107, overapproximation of someBinaryFLOATComparisonOperation at line 105, overapproximation of someBinaryFLOATComparisonOperation at line 121, overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of someBinaryFLOATComparisonOperation at line 105, overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someBinaryDOUBLEComparisonOperation at line 112, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someBinaryDOUBLEComparisonOperation at line 112. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 1000000; [L22] signed long int var_1_1 = 1000000; [L23] signed long int* var_1_1_Pointer = &(var_1_1); [L24] unsigned char var_1_2 = 0; [L24] unsigned char var_1_2 = 0; [L25] unsigned char* var_1_2_Pointer = &(var_1_2); [L26] unsigned char var_1_3 = 1; [L26] unsigned char var_1_3 = 1; [L27] unsigned char* var_1_3_Pointer = &(var_1_3); [L28] signed short int var_1_5 = -64; [L28] signed short int var_1_5 = -64; [L29] signed short int* var_1_5_Pointer = &(var_1_5); [L30] signed short int var_1_6 = -64; [L30] signed short int var_1_6 = -64; [L31] signed short int* var_1_6_Pointer = &(var_1_6); [L32] signed short int var_1_7 = 10; [L32] signed short int var_1_7 = 10; [L33] signed short int* var_1_7_Pointer = &(var_1_7); [L34] signed short int var_1_8 = 8; [L34] signed short int var_1_8 = 8; [L35] signed short int* var_1_8_Pointer = &(var_1_8); [L36] unsigned char var_1_9 = 0; [L36] unsigned char var_1_9 = 0; [L37] unsigned char* var_1_9_Pointer = &(var_1_9); [L38] unsigned char var_1_10 = 1; [L38] unsigned char var_1_10 = 1; [L39] unsigned char* var_1_10_Pointer = &(var_1_10); [L40] unsigned char var_1_11 = 0; [L40] unsigned char var_1_11 = 0; [L41] unsigned char* var_1_11_Pointer = &(var_1_11); [L42] unsigned short int var_1_12 = 2; [L42] unsigned short int var_1_12 = 2; [L43] unsigned short int* var_1_12_Pointer = &(var_1_12); [L44] float var_1_13 = 32.25; [L44] float var_1_13 = 32.25; [L45] float* var_1_13_Pointer = &(var_1_13); [L46] float var_1_14 = 15.5; [L46] float var_1_14 = 15.5; [L47] float* var_1_14_Pointer = &(var_1_14); [L48] float var_1_15 = 256.25; [L48] float var_1_15 = 256.25; [L49] float* var_1_15_Pointer = &(var_1_15); [L50] double var_1_16 = 8.6; [L50] double var_1_16 = 8.6; [L51] double* var_1_16_Pointer = &(var_1_16); [L52] unsigned short int var_1_17 = 57581; [L52] unsigned short int var_1_17 = 57581; [L53] unsigned short int* var_1_17_Pointer = &(var_1_17); [L54] unsigned char last_1_var_1_9 = 0; VAL [isInitial=0, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L125] isInitial = 1 [L126] FCALL initially() [L128] CALL updateLastVariables() [L118] EXPR \read(var_1_9) [L118] last_1_var_1_9 = var_1_9 [L128] RET updateLastVariables() [L129] CALL updateVariables() [L83] var_1_2 = __VERIFIER_nondet_uchar() [L84] EXPR \read(var_1_2) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_2 >= 0) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] EXPR \read(var_1_2) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] var_1_3 = __VERIFIER_nondet_uchar() [L87] EXPR \read(var_1_3) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_3 >= 0) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] EXPR \read(var_1_3) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] var_1_6 = __VERIFIER_nondet_short() [L90] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_6 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_6 >= -32767) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] var_1_7 = __VERIFIER_nondet_short() [L93] EXPR \read(var_1_7) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] EXPR \read(var_1_7) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] var_1_8 = __VERIFIER_nondet_short() [L96] EXPR \read(var_1_8) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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 \read(var_1_8) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_8 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_8 <= 32766) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_10 = __VERIFIER_nondet_uchar() [L99] EXPR \read(var_1_10) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_10 >= 1) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_10) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_10 <= 1) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_11 = __VERIFIER_nondet_uchar() [L102] EXPR \read(var_1_11) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_11 >= 0) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_11) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_11 <= 1) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_13 = __VERIFIER_nondet_float() [L105] EXPR \read(var_1_13) [L105] EXPR var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] EXPR var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F [L105] EXPR \read(var_1_13) [L105] EXPR var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] EXPR (var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] EXPR (var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] var_1_14 = __VERIFIER_nondet_float() [L107] EXPR \read(var_1_14) [L107] EXPR var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] EXPR var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F [L107] EXPR \read(var_1_14) [L107] EXPR var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] EXPR (var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] EXPR (var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] EXPR \read(var_1_14) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_14 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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_14 != 0.0F) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] var_1_15 = __VERIFIER_nondet_float() [L110] EXPR \read(var_1_15) [L110] EXPR var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L110] EXPR var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F [L110] EXPR \read(var_1_15) [L110] EXPR var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L110] EXPR (var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L110] EXPR (var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L110] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L110] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L111] var_1_16 = __VERIFIER_nondet_double() [L112] EXPR \read(var_1_16) [L112] EXPR var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L112] EXPR var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F [L112] EXPR \read(var_1_16) [L112] EXPR var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L112] EXPR (var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L112] EXPR (var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L112] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L112] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L113] var_1_17 = __VERIFIER_nondet_ushort() [L114] EXPR \read(var_1_17) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] CALL assume_abort_if_not(var_1_17 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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] RET assume_abort_if_not(var_1_17 >= 32767) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L115] EXPR \read(var_1_17) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L115] CALL assume_abort_if_not(var_1_17 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L115] RET assume_abort_if_not(var_1_17 <= 65534) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L129] RET updateVariables() [L130] CALL step() [L58] COND FALSE !(\read(last_1_var_1_9)) [L61] EXPR \read(*var_1_7_Pointer) [L61] EXPR \read(*var_1_8_Pointer) [L61] (*(var_1_5_Pointer)) = (((*(var_1_7_Pointer)) + 16) - (*(var_1_8_Pointer))) [L63] EXPR \read(*var_1_13_Pointer) [L63] EXPR \read(*var_1_14_Pointer) [L63] EXPR \read(*var_1_15_Pointer) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L63] COND TRUE ((*(var_1_13_Pointer)) / (*(var_1_14_Pointer))) <= (*(var_1_15_Pointer)) [L64] EXPR \read(*var_1_16_Pointer) [L64] EXPR \read(*var_1_14_Pointer) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L64] COND TRUE ((*(var_1_16_Pointer)) - 2.3) > (*(var_1_14_Pointer)) [L65] EXPR \read(*var_1_17_Pointer) [L65] EXPR \read(*var_1_7_Pointer) [L65] (*(var_1_12_Pointer)) = ((*(var_1_17_Pointer)) - (*(var_1_7_Pointer))) [L72] EXPR \read(*var_1_5_Pointer) [L72] EXPR \read(*var_1_12_Pointer) [L72] EXPR ((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer)) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L72] EXPR ((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer)) [L72] EXPR \read(*var_1_2_Pointer) [L72] EXPR ((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer)) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L72] (((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer))) && (*(var_1_3_Pointer)) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L72] (((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer))) && (*(var_1_3_Pointer)) [L72] EXPR \read(*var_1_3_Pointer) [L72] (((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer))) && (*(var_1_3_Pointer)) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L72] COND TRUE (((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer))) && (*(var_1_3_Pointer)) [L73] EXPR \read(*var_1_10_Pointer) [L73] (*(var_1_9_Pointer)) = (! (*(var_1_10_Pointer))) [L77] EXPR \read(*var_1_9_Pointer) [L77] unsigned char stepLocal_0 = (*(var_1_9_Pointer)); [L78] stepLocal_0 && (*(var_1_9_Pointer)) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L78] stepLocal_0 && (*(var_1_9_Pointer)) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L78] COND FALSE !(stepLocal_0 && (*(var_1_9_Pointer))) [L130] RET step() [L131] CALL, EXPR property() [L121] EXPR \read(*var_1_9_Pointer) [L121] EXPR (*(var_1_9_Pointer)) && (*(var_1_9_Pointer)) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L121] EXPR (*(var_1_9_Pointer)) && (*(var_1_9_Pointer)) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L121] EXPR ((*(var_1_9_Pointer)) && (*(var_1_9_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_5_Pointer)))) : 1 [L121] EXPR ((*(var_1_9_Pointer)) && (*(var_1_9_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_5_Pointer)))) : 1 VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L121] EXPR (((*(var_1_9_Pointer)) && (*(var_1_9_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_5_Pointer)))) : 1) && (last_1_var_1_9 ? ((*(var_1_5_Pointer)) == ((signed short int) (*(var_1_6_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed short int) (((*(var_1_7_Pointer)) + 16) - (*(var_1_8_Pointer)))))) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L121] EXPR (((*(var_1_9_Pointer)) && (*(var_1_9_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_5_Pointer)))) : 1) && (last_1_var_1_9 ? ((*(var_1_5_Pointer)) == ((signed short int) (*(var_1_6_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed short int) (((*(var_1_7_Pointer)) + 16) - (*(var_1_8_Pointer)))))) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L121] EXPR last_1_var_1_9 ? ((*(var_1_5_Pointer)) == ((signed short int) (*(var_1_6_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed short int) (((*(var_1_7_Pointer)) + 16) - (*(var_1_8_Pointer))))) [L121] EXPR \read(*var_1_5_Pointer) [L121] EXPR \read(*var_1_7_Pointer) [L121] EXPR \read(*var_1_8_Pointer) [L121] EXPR last_1_var_1_9 ? ((*(var_1_5_Pointer)) == ((signed short int) (*(var_1_6_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed short int) (((*(var_1_7_Pointer)) + 16) - (*(var_1_8_Pointer))))) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L121] EXPR (((*(var_1_9_Pointer)) && (*(var_1_9_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_5_Pointer)))) : 1) && (last_1_var_1_9 ? ((*(var_1_5_Pointer)) == ((signed short int) (*(var_1_6_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed short int) (((*(var_1_7_Pointer)) + 16) - (*(var_1_8_Pointer)))))) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L121] EXPR ((((*(var_1_9_Pointer)) && (*(var_1_9_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_5_Pointer)))) : 1) && (last_1_var_1_9 ? ((*(var_1_5_Pointer)) == ((signed short int) (*(var_1_6_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed short int) (((*(var_1_7_Pointer)) + 16) - (*(var_1_8_Pointer))))))) && (((((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer))) && (*(var_1_3_Pointer))) ? ((*(var_1_9_Pointer)) == ((unsigned char) (! (*(var_1_10_Pointer))))) : ((*(var_1_9_Pointer)) == ((unsigned char) (! ((*(var_1_11_Pointer)) || (*(var_1_10_Pointer))))))) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L121] EXPR ((((*(var_1_9_Pointer)) && (*(var_1_9_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_5_Pointer)))) : 1) && (last_1_var_1_9 ? ((*(var_1_5_Pointer)) == ((signed short int) (*(var_1_6_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed short int) (((*(var_1_7_Pointer)) + 16) - (*(var_1_8_Pointer))))))) && (((((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer))) && (*(var_1_3_Pointer))) ? ((*(var_1_9_Pointer)) == ((unsigned char) (! (*(var_1_10_Pointer))))) : ((*(var_1_9_Pointer)) == ((unsigned char) (! ((*(var_1_11_Pointer)) || (*(var_1_10_Pointer))))))) [L121] EXPR \read(*var_1_5_Pointer) [L121] EXPR \read(*var_1_12_Pointer) [L121] EXPR ((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer)) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L121] EXPR ((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer)) [L121] EXPR \read(*var_1_2_Pointer) [L121] EXPR ((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer)) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L121] EXPR (((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer))) && (*(var_1_3_Pointer)) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L121] EXPR (((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer))) && (*(var_1_3_Pointer)) [L121] EXPR \read(*var_1_3_Pointer) [L121] EXPR (((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer))) && (*(var_1_3_Pointer)) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L121] EXPR ((((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer))) && (*(var_1_3_Pointer))) ? ((*(var_1_9_Pointer)) == ((unsigned char) (! (*(var_1_10_Pointer))))) : ((*(var_1_9_Pointer)) == ((unsigned char) (! ((*(var_1_11_Pointer)) || (*(var_1_10_Pointer)))))) [L121] EXPR \read(*var_1_9_Pointer) [L121] EXPR \read(*var_1_10_Pointer) [L121] EXPR ((((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer))) && (*(var_1_3_Pointer))) ? ((*(var_1_9_Pointer)) == ((unsigned char) (! (*(var_1_10_Pointer))))) : ((*(var_1_9_Pointer)) == ((unsigned char) (! ((*(var_1_11_Pointer)) || (*(var_1_10_Pointer)))))) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L121] EXPR ((((*(var_1_9_Pointer)) && (*(var_1_9_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_5_Pointer)))) : 1) && (last_1_var_1_9 ? ((*(var_1_5_Pointer)) == ((signed short int) (*(var_1_6_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed short int) (((*(var_1_7_Pointer)) + 16) - (*(var_1_8_Pointer))))))) && (((((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer))) && (*(var_1_3_Pointer))) ? ((*(var_1_9_Pointer)) == ((unsigned char) (! (*(var_1_10_Pointer))))) : ((*(var_1_9_Pointer)) == ((unsigned char) (! ((*(var_1_11_Pointer)) || (*(var_1_10_Pointer))))))) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L121] EXPR (((((*(var_1_9_Pointer)) && (*(var_1_9_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_5_Pointer)))) : 1) && (last_1_var_1_9 ? ((*(var_1_5_Pointer)) == ((signed short int) (*(var_1_6_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed short int) (((*(var_1_7_Pointer)) + 16) - (*(var_1_8_Pointer))))))) && (((((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer))) && (*(var_1_3_Pointer))) ? ((*(var_1_9_Pointer)) == ((unsigned char) (! (*(var_1_10_Pointer))))) : ((*(var_1_9_Pointer)) == ((unsigned char) (! ((*(var_1_11_Pointer)) || (*(var_1_10_Pointer)))))))) && ((((*(var_1_13_Pointer)) / (*(var_1_14_Pointer))) <= (*(var_1_15_Pointer))) ? ((((*(var_1_16_Pointer)) - 2.3) > (*(var_1_14_Pointer))) ? ((*(var_1_12_Pointer)) == ((unsigned short int) ((*(var_1_17_Pointer)) - (*(var_1_7_Pointer))))) : ((*(var_1_12_Pointer)) == ((unsigned short int) (((((*(var_1_7_Pointer))) > ((((((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) < 0 ) ? -((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) : ((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))))))) ? ((*(var_1_7_Pointer))) : ((((((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) < 0 ) ? -((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) : ((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))))))))))) : ((*(var_1_12_Pointer)) == ((unsigned short int) (*(var_1_8_Pointer))))) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L121] EXPR (((((*(var_1_9_Pointer)) && (*(var_1_9_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_5_Pointer)))) : 1) && (last_1_var_1_9 ? ((*(var_1_5_Pointer)) == ((signed short int) (*(var_1_6_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed short int) (((*(var_1_7_Pointer)) + 16) - (*(var_1_8_Pointer))))))) && (((((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer))) && (*(var_1_3_Pointer))) ? ((*(var_1_9_Pointer)) == ((unsigned char) (! (*(var_1_10_Pointer))))) : ((*(var_1_9_Pointer)) == ((unsigned char) (! ((*(var_1_11_Pointer)) || (*(var_1_10_Pointer)))))))) && ((((*(var_1_13_Pointer)) / (*(var_1_14_Pointer))) <= (*(var_1_15_Pointer))) ? ((((*(var_1_16_Pointer)) - 2.3) > (*(var_1_14_Pointer))) ? ((*(var_1_12_Pointer)) == ((unsigned short int) ((*(var_1_17_Pointer)) - (*(var_1_7_Pointer))))) : ((*(var_1_12_Pointer)) == ((unsigned short int) (((((*(var_1_7_Pointer))) > ((((((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) < 0 ) ? -((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) : ((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))))))) ? ((*(var_1_7_Pointer))) : ((((((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) < 0 ) ? -((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) : ((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))))))))))) : ((*(var_1_12_Pointer)) == ((unsigned short int) (*(var_1_8_Pointer))))) [L121] EXPR \read(*var_1_13_Pointer) [L121] EXPR \read(*var_1_14_Pointer) [L121] EXPR \read(*var_1_15_Pointer) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L121] EXPR (((*(var_1_13_Pointer)) / (*(var_1_14_Pointer))) <= (*(var_1_15_Pointer))) ? ((((*(var_1_16_Pointer)) - 2.3) > (*(var_1_14_Pointer))) ? ((*(var_1_12_Pointer)) == ((unsigned short int) ((*(var_1_17_Pointer)) - (*(var_1_7_Pointer))))) : ((*(var_1_12_Pointer)) == ((unsigned short int) (((((*(var_1_7_Pointer))) > ((((((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) < 0 ) ? -((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) : ((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))))))) ? ((*(var_1_7_Pointer))) : ((((((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) < 0 ) ? -((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) : ((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))))))))))) : ((*(var_1_12_Pointer)) == ((unsigned short int) (*(var_1_8_Pointer)))) [L121] EXPR \read(*var_1_12_Pointer) [L121] EXPR \read(*var_1_8_Pointer) [L121] EXPR (((*(var_1_13_Pointer)) / (*(var_1_14_Pointer))) <= (*(var_1_15_Pointer))) ? ((((*(var_1_16_Pointer)) - 2.3) > (*(var_1_14_Pointer))) ? ((*(var_1_12_Pointer)) == ((unsigned short int) ((*(var_1_17_Pointer)) - (*(var_1_7_Pointer))))) : ((*(var_1_12_Pointer)) == ((unsigned short int) (((((*(var_1_7_Pointer))) > ((((((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) < 0 ) ? -((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) : ((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))))))) ? ((*(var_1_7_Pointer))) : ((((((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) < 0 ) ? -((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) : ((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))))))))))) : ((*(var_1_12_Pointer)) == ((unsigned short int) (*(var_1_8_Pointer)))) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L121] EXPR (((((*(var_1_9_Pointer)) && (*(var_1_9_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_5_Pointer)))) : 1) && (last_1_var_1_9 ? ((*(var_1_5_Pointer)) == ((signed short int) (*(var_1_6_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed short int) (((*(var_1_7_Pointer)) + 16) - (*(var_1_8_Pointer))))))) && (((((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer))) && (*(var_1_3_Pointer))) ? ((*(var_1_9_Pointer)) == ((unsigned char) (! (*(var_1_10_Pointer))))) : ((*(var_1_9_Pointer)) == ((unsigned char) (! ((*(var_1_11_Pointer)) || (*(var_1_10_Pointer)))))))) && ((((*(var_1_13_Pointer)) / (*(var_1_14_Pointer))) <= (*(var_1_15_Pointer))) ? ((((*(var_1_16_Pointer)) - 2.3) > (*(var_1_14_Pointer))) ? ((*(var_1_12_Pointer)) == ((unsigned short int) ((*(var_1_17_Pointer)) - (*(var_1_7_Pointer))))) : ((*(var_1_12_Pointer)) == ((unsigned short int) (((((*(var_1_7_Pointer))) > ((((((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) < 0 ) ? -((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) : ((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))))))) ? ((*(var_1_7_Pointer))) : ((((((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) < 0 ) ? -((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) : ((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))))))))))) : ((*(var_1_12_Pointer)) == ((unsigned short int) (*(var_1_8_Pointer))))) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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}] [L121-L122] return (((((*(var_1_9_Pointer)) && (*(var_1_9_Pointer))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_5_Pointer)))) : 1) && (last_1_var_1_9 ? ((*(var_1_5_Pointer)) == ((signed short int) (*(var_1_6_Pointer)))) : ((*(var_1_5_Pointer)) == ((signed short int) (((*(var_1_7_Pointer)) + 16) - (*(var_1_8_Pointer))))))) && (((((*(var_1_5_Pointer)) >= (*(var_1_12_Pointer))) && (*(var_1_2_Pointer))) && (*(var_1_3_Pointer))) ? ((*(var_1_9_Pointer)) == ((unsigned char) (! (*(var_1_10_Pointer))))) : ((*(var_1_9_Pointer)) == ((unsigned char) (! ((*(var_1_11_Pointer)) || (*(var_1_10_Pointer)))))))) && ((((*(var_1_13_Pointer)) / (*(var_1_14_Pointer))) <= (*(var_1_15_Pointer))) ? ((((*(var_1_16_Pointer)) - 2.3) > (*(var_1_14_Pointer))) ? ((*(var_1_12_Pointer)) == ((unsigned short int) ((*(var_1_17_Pointer)) - (*(var_1_7_Pointer))))) : ((*(var_1_12_Pointer)) == ((unsigned short int) (((((*(var_1_7_Pointer))) > ((((((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) < 0 ) ? -((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) : ((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))))))) ? ((*(var_1_7_Pointer))) : ((((((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) < 0 ) ? -((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))) : ((*(var_1_17_Pointer)) - (*(var_1_8_Pointer))))))))))) : ((*(var_1_12_Pointer)) == ((unsigned short int) (*(var_1_8_Pointer))))) ; [L131] RET, EXPR property() [L131] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, last_1_var_1_9=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_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_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, 128 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 30.2s, OverallIterations: 20, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4890 SdHoareTripleChecker+Valid, 5.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4890 mSDsluCounter, 15824 SdHoareTripleChecker+Invalid, 4.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11982 mSDsCounter, 852 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2782 IncrementalHoareTripleChecker+Invalid, 3634 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 852 mSolverCounterUnsat, 3842 mSDtfsCounter, 2782 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 661 GetRequests, 489 SyntacticMatches, 1 SemanticMatches, 171 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 521 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1279occurred in iteration=18, InterpolantAutomatonStates: 155, 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, 19 MinimizatonAttempts, 1501 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 14.6s InterpolantComputationTime, 3810 NumberOfCodeBlocks, 3810 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 3611 ConstructedInterpolants, 0 QuantifiedInterpolants, 12522 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1411 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 21 InterpolantComputations, 18 PerfectInterpolantSequences, 17100/17640 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 [2024-11-28 02:13:49,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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_375d4039-c312-4be8-85cd-81774b41e244/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 d1bf3ccbc41d82475637fe8f43837fac9590c3a6be7f8985790f4258a4d74c90 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:13:51,884 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:13:52,019 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 02:13:52,029 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:13:52,029 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:13:52,067 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:13:52,069 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:13:52,069 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:13:52,069 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:13:52,070 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:13:52,070 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:13:52,071 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:13:52,072 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:13:52,072 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:13:52,072 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:13:52,072 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:13:52,072 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:13:52,072 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:13:52,073 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:13:52,073 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:13:52,074 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:13:52,074 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:13:52,074 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:13:52,074 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 02:13:52,075 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 02:13:52,075 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 02:13:52,075 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:13:52,075 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:13:52,075 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:13:52,075 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:13:52,075 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:13:52,075 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:13:52,075 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:13:52,076 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:13:52,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:13:52,076 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:13:52,076 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:13:52,076 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:13:52,076 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:13:52,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:13:52,076 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:13:52,076 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:13:52,076 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:13:52,076 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:13:52,076 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 02:13:52,077 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 02:13:52,077 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:13:52,077 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:13:52,077 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:13:52,077 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:13:52,077 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_375d4039-c312-4be8-85cd-81774b41e244/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 -> d1bf3ccbc41d82475637fe8f43837fac9590c3a6be7f8985790f4258a4d74c90 [2024-11-28 02:13:52,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:13:52,436 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:13:52,439 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:13:52,441 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:13:52,444 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:13:52,446 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-14.i [2024-11-28 02:13:55,431 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/data/e8ed6c7bc/8bb29f3a12ff4f299352e8b8fa4069ae/FLAGeb3c32440 [2024-11-28 02:13:55,801 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:13:55,801 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-14.i [2024-11-28 02:13:55,811 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/data/e8ed6c7bc/8bb29f3a12ff4f299352e8b8fa4069ae/FLAGeb3c32440 [2024-11-28 02:13:55,827 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/data/e8ed6c7bc/8bb29f3a12ff4f299352e8b8fa4069ae [2024-11-28 02:13:55,830 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:13:55,832 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:13:55,833 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:13:55,833 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:13:55,838 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:13:55,839 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:13:55" (1/1) ... [2024-11-28 02:13:55,840 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60ba5469 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:55, skipping insertion in model container [2024-11-28 02:13:55,840 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:13:55" (1/1) ... [2024-11-28 02:13:55,861 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:13:56,007 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_375d4039-c312-4be8-85cd-81774b41e244/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-14.i[916,929] [2024-11-28 02:13:56,068 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:13:56,092 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:13:56,103 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_375d4039-c312-4be8-85cd-81774b41e244/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-14.i[916,929] [2024-11-28 02:13:56,156 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:13:56,192 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:13:56,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:56 WrapperNode [2024-11-28 02:13:56,193 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:13:56,195 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:13:56,195 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:13:56,195 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:13:56,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:56" (1/1) ... [2024-11-28 02:13:56,233 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:56" (1/1) ... [2024-11-28 02:13:56,279 INFO L138 Inliner]: procedures = 39, calls = 198, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 601 [2024-11-28 02:13:56,279 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:13:56,280 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:13:56,280 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:13:56,280 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:13:56,297 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:56" (1/1) ... [2024-11-28 02:13:56,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:56" (1/1) ... [2024-11-28 02:13:56,311 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:56" (1/1) ... [2024-11-28 02:13:56,360 INFO L175 MemorySlicer]: Split 150 memory accesses to 17 slices as follows [2, 3, 6, 6, 9, 6, 12, 20, 10, 8, 6, 9, 8, 11, 8, 8, 18]. 13 percent of accesses are in the largest equivalence class. The 18 initializations are split as follows [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. The 20 writes are split as follows [0, 1, 1, 1, 2, 1, 1, 1, 2, 1, 1, 3, 1, 1, 1, 1, 1]. [2024-11-28 02:13:56,360 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:56" (1/1) ... [2024-11-28 02:13:56,361 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:56" (1/1) ... [2024-11-28 02:13:56,412 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:56" (1/1) ... [2024-11-28 02:13:56,413 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:56" (1/1) ... [2024-11-28 02:13:56,427 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:56" (1/1) ... [2024-11-28 02:13:56,436 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:56" (1/1) ... [2024-11-28 02:13:56,440 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:56" (1/1) ... [2024-11-28 02:13:56,451 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:13:56,452 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:13:56,452 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:13:56,452 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:13:56,453 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:56" (1/1) ... [2024-11-28 02:13:56,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:13:56,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:13:56,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:13:56,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:13:56,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:13:56,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-28 02:13:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-28 02:13:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-28 02:13:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-28 02:13:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-28 02:13:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-28 02:13:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-28 02:13:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-28 02:13:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-28 02:13:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9 [2024-11-28 02:13:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#10 [2024-11-28 02:13:56,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#11 [2024-11-28 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#12 [2024-11-28 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#13 [2024-11-28 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#14 [2024-11-28 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#15 [2024-11-28 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#16 [2024-11-28 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-28 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-28 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-28 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-28 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-28 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-28 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2024-11-28 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#7 [2024-11-28 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#8 [2024-11-28 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#9 [2024-11-28 02:13:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#10 [2024-11-28 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#11 [2024-11-28 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#12 [2024-11-28 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#13 [2024-11-28 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#14 [2024-11-28 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#15 [2024-11-28 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#16 [2024-11-28 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-28 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-28 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-28 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-28 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-28 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-28 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-28 02:13:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-28 02:13:56,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-28 02:13:56,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-28 02:13:56,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-28 02:13:56,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-11-28 02:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2024-11-28 02:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2024-11-28 02:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#14 [2024-11-28 02:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#15 [2024-11-28 02:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#16 [2024-11-28 02:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-28 02:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-28 02:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-28 02:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-28 02:13:56,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-28 02:13:56,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-28 02:13:56,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-28 02:13:56,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-11-28 02:13:56,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2024-11-28 02:13:56,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2024-11-28 02:13:56,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#10 [2024-11-28 02:13:56,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#11 [2024-11-28 02:13:56,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#12 [2024-11-28 02:13:56,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#13 [2024-11-28 02:13:56,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#14 [2024-11-28 02:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#15 [2024-11-28 02:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#16 [2024-11-28 02:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 02:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-28 02:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-28 02:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-28 02:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-28 02:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-28 02:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-28 02:13:56,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-28 02:13:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-28 02:13:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-28 02:13:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-28 02:13:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-28 02:13:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-28 02:13:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-28 02:13:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-28 02:13:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-28 02:13:56,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-28 02:13:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-28 02:13:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-28 02:13:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-28 02:13:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-28 02:13:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-28 02:13:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-28 02:13:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-28 02:13:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-28 02:13:56,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-28 02:13:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-28 02:13:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-28 02:13:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-28 02:13:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-28 02:13:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-28 02:13:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-28 02:13:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-11-28 02:13:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2024-11-28 02:13:56,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-28 02:13:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-28 02:13:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-28 02:13:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-28 02:13:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-28 02:13:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-28 02:13:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-11-28 02:13:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2024-11-28 02:13:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2024-11-28 02:13:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2024-11-28 02:13:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2024-11-28 02:13:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2024-11-28 02:13:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2024-11-28 02:13:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2024-11-28 02:13:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2024-11-28 02:13:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#15 [2024-11-28 02:13:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#16 [2024-11-28 02:13:56,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#7 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#8 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#9 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#10 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#11 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#12 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#13 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#14 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#15 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#16 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-28 02:13:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-28 02:13:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-28 02:13:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-28 02:13:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-28 02:13:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-28 02:13:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-28 02:13:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-28 02:13:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-28 02:13:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-28 02:13:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-28 02:13:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-28 02:13:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-28 02:13:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-28 02:13:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-11-28 02:13:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-28 02:13:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-28 02:13:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-28 02:13:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-28 02:13:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-28 02:13:56,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-28 02:13:56,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-28 02:13:56,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-28 02:13:56,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-11-28 02:13:56,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-11-28 02:13:56,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-11-28 02:13:56,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2024-11-28 02:13:56,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2024-11-28 02:13:56,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#13 [2024-11-28 02:13:56,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#14 [2024-11-28 02:13:56,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#15 [2024-11-28 02:13:56,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#16 [2024-11-28 02:13:56,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-28 02:13:56,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-28 02:13:56,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-28 02:13:56,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-28 02:13:56,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-28 02:13:56,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-28 02:13:56,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-11-28 02:13:56,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2024-11-28 02:13:56,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2024-11-28 02:13:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2024-11-28 02:13:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2024-11-28 02:13:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2024-11-28 02:13:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2024-11-28 02:13:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2024-11-28 02:13:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2024-11-28 02:13:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#15 [2024-11-28 02:13:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#16 [2024-11-28 02:13:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-28 02:13:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-28 02:13:56,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-28 02:13:56,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-28 02:13:56,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-28 02:13:56,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-28 02:13:56,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-11-28 02:13:56,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2024-11-28 02:13:56,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8 [2024-11-28 02:13:56,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9 [2024-11-28 02:13:56,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10 [2024-11-28 02:13:56,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#11 [2024-11-28 02:13:56,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#12 [2024-11-28 02:13:56,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#13 [2024-11-28 02:13:56,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#14 [2024-11-28 02:13:56,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#15 [2024-11-28 02:13:56,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#16 [2024-11-28 02:13:56,535 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:13:56,535 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:13:56,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:13:56,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:13:56,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-28 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-28 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-28 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-28 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-28 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-28 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-28 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-28 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-28 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-28 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-28 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-28 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-28 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-28 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-11-28 02:13:56,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#13 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#14 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#15 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#16 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-28 02:13:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-28 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-28 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-28 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-28 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-28 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-28 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-28 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-28 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-28 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-28 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-28 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-28 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-28 02:13:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-11-28 02:13:57,006 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:13:57,008 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:14:01,243 INFO L? ?]: Removed 140 outVars from TransFormulas that were not future-live. [2024-11-28 02:14:01,243 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:14:01,257 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:14:01,259 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:14:01,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:14:01 BoogieIcfgContainer [2024-11-28 02:14:01,260 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:14:01,263 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:14:01,264 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:14:01,272 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:14:01,273 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:13:55" (1/3) ... [2024-11-28 02:14:01,273 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56cdfdb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:14:01, skipping insertion in model container [2024-11-28 02:14:01,273 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:56" (2/3) ... [2024-11-28 02:14:01,274 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56cdfdb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:14:01, skipping insertion in model container [2024-11-28 02:14:01,274 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:14:01" (3/3) ... [2024-11-28 02:14:01,275 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-14.i [2024-11-28 02:14:01,293 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:14:01,294 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-p_file-14.i that has 2 procedures, 128 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:14:01,367 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:14:01,379 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;@592c68ec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:14:01,379 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:14:01,383 INFO L276 IsEmpty]: Start isEmpty. Operand has 128 states, 104 states have (on average 1.4230769230769231) internal successors, (148), 105 states have internal predecessors, (148), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-28 02:14:01,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 02:14:01,396 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:14:01,397 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:14:01,397 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:14:01,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:14:01,403 INFO L85 PathProgramCache]: Analyzing trace with hash -822542588, now seen corresponding path program 1 times [2024-11-28 02:14:01,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:14:01,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [119340026] [2024-11-28 02:14:01,416 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:14:01,416 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:14:01,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:14:01,419 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:14:01,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:02,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:14:02,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 02:14:02,368 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:14:02,415 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 424 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-11-28 02:14:02,416 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:14:02,416 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:14:02,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [119340026] [2024-11-28 02:14:02,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [119340026] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:14:02,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:14:02,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:14:02,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498558503] [2024-11-28 02:14:02,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:14:02,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:14:02,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:14:02,445 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:14:02,445 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:14:02,448 INFO L87 Difference]: Start difference. First operand has 128 states, 104 states have (on average 1.4230769230769231) internal successors, (148), 105 states have internal predecessors, (148), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 02:14:02,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:14:02,487 INFO L93 Difference]: Finished difference Result 249 states and 395 transitions. [2024-11-28 02:14:02,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:14:02,489 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 168 [2024-11-28 02:14:02,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:14:02,500 INFO L225 Difference]: With dead ends: 249 [2024-11-28 02:14:02,500 INFO L226 Difference]: Without dead ends: 124 [2024-11-28 02:14:02,505 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:14:02,509 INFO L435 NwaCegarLoop]: 183 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, 183 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 [2024-11-28 02:14:02,512 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:14:02,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2024-11-28 02:14:02,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2024-11-28 02:14:02,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 101 states have (on average 1.396039603960396) internal successors, (141), 101 states have internal predecessors, (141), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-28 02:14:02,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 183 transitions. [2024-11-28 02:14:02,577 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 183 transitions. Word has length 168 [2024-11-28 02:14:02,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:14:02,578 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 183 transitions. [2024-11-28 02:14:02,578 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 02:14:02,578 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 183 transitions. [2024-11-28 02:14:02,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 02:14:02,585 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:14:02,585 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:14:02,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:02,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:02,786 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:14:02,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:14:02,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1885402662, now seen corresponding path program 1 times [2024-11-28 02:14:02,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:14:02,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1923306331] [2024-11-28 02:14:02,790 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:14:02,790 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 [2024-11-28 02:14:02,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:14:02,796 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:14:02,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:03,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:14:03,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 02:14:03,625 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:14:03,746 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 [2024-11-28 02:14:04,715 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:14:04,715 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:14:04,715 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:14:04,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1923306331] [2024-11-28 02:14:04,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1923306331] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:14:04,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:14:04,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:14:04,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005714618] [2024-11-28 02:14:04,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:14:04,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:14:04,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:14:04,719 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:14:04,719 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:14:04,720 INFO L87 Difference]: Start difference. First operand 124 states and 183 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:14:05,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:14:05,032 INFO L93 Difference]: Finished difference Result 382 states and 568 transitions. [2024-11-28 02:14:05,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:14:05,033 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 168 [2024-11-28 02:14:05,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:14:05,037 INFO L225 Difference]: With dead ends: 382 [2024-11-28 02:14:05,038 INFO L226 Difference]: Without dead ends: 261 [2024-11-28 02:14:05,039 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:14:05,039 INFO L435 NwaCegarLoop]: 178 mSDtfsCounter, 205 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 205 SdHoareTripleChecker+Valid, 545 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:14:05,042 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [205 Valid, 545 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:14:05,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2024-11-28 02:14:05,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 218. [2024-11-28 02:14:05,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 173 states have (on average 1.3815028901734103) internal successors, (239), 173 states have internal predecessors, (239), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-28 02:14:05,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 323 transitions. [2024-11-28 02:14:05,113 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 323 transitions. Word has length 168 [2024-11-28 02:14:05,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:14:05,118 INFO L471 AbstractCegarLoop]: Abstraction has 218 states and 323 transitions. [2024-11-28 02:14:05,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:14:05,118 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 323 transitions. [2024-11-28 02:14:05,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 02:14:05,124 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:14:05,124 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:14:05,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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)] Forceful destruction successful, exit code 0 [2024-11-28 02:14:05,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:05,325 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:14:05,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:14:05,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1751389156, now seen corresponding path program 1 times [2024-11-28 02:14:05,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:14:05,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1192615380] [2024-11-28 02:14:05,327 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:14:05,327 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 [2024-11-28 02:14:05,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:14:05,331 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:14:05,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:14:05,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 02:14:06,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:14:06,062 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:14:06,062 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:14:06,062 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:14:06,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1192615380] [2024-11-28 02:14:06,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1192615380] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:14:06,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:14:06,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:14:06,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792500445] [2024-11-28 02:14:06,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:14:06,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:14:06,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:14:06,064 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:14:06,065 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:14:06,065 INFO L87 Difference]: Start difference. First operand 218 states and 323 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:14:06,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:14:06,151 INFO L93 Difference]: Finished difference Result 369 states and 551 transitions. [2024-11-28 02:14:06,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:14:06,152 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 168 [2024-11-28 02:14:06,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:14:06,155 INFO L225 Difference]: With dead ends: 369 [2024-11-28 02:14:06,155 INFO L226 Difference]: Without dead ends: 224 [2024-11-28 02:14:06,156 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:14:06,157 INFO L435 NwaCegarLoop]: 180 mSDtfsCounter, 1 mSDsluCounter, 350 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 530 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:14:06,157 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 530 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:14:06,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2024-11-28 02:14:06,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2024-11-28 02:14:06,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 179 states have (on average 1.3687150837988826) internal successors, (245), 179 states have internal predecessors, (245), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-28 02:14:06,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 329 transitions. [2024-11-28 02:14:06,191 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 329 transitions. Word has length 168 [2024-11-28 02:14:06,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:14:06,193 INFO L471 AbstractCegarLoop]: Abstraction has 224 states and 329 transitions. [2024-11-28 02:14:06,193 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:14:06,194 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 329 transitions. [2024-11-28 02:14:06,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 02:14:06,196 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:14:06,196 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:14:06,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:06,397 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:06,397 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:14:06,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:14:06,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1725929690, now seen corresponding path program 1 times [2024-11-28 02:14:06,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:14:06,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1934358455] [2024-11-28 02:14:06,399 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:14:06,399 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 [2024-11-28 02:14:06,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:14:06,402 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:14:06,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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)] Waiting until timeout for monitored process [2024-11-28 02:14:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:14:07,006 INFO L256 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-28 02:14:07,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:14:09,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 38 [2024-11-28 02:14:09,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 02:14:09,803 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 0 case distinctions, treesize of input 38 treesize of output 51 [2024-11-28 02:14:09,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 33 [2024-11-28 02:14:09,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 4 [2024-11-28 02:14:09,955 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 20 [2024-11-28 02:14:10,022 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 39 proven. 467 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2024-11-28 02:14:10,022 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:14:10,136 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 40 treesize of output 36 [2024-11-28 02:14:10,145 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-28 02:14:10,174 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 02:14:10,174 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 36 treesize of output 52 [2024-11-28 02:14:11,554 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-28 02:14:11,555 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 [2024-11-28 02:14:11,987 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 63 proven. 54 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2024-11-28 02:14:11,988 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:14:11,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1934358455] [2024-11-28 02:14:11,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1934358455] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:14:11,988 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:14:11,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 22 [2024-11-28 02:14:11,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734348431] [2024-11-28 02:14:11,988 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:14:11,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-28 02:14:11,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:14:11,992 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-28 02:14:11,993 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=354, Unknown=0, NotChecked=0, Total=462 [2024-11-28 02:14:11,993 INFO L87 Difference]: Start difference. First operand 224 states and 329 transitions. Second operand has 22 states, 18 states have (on average 6.555555555555555) internal successors, (118), 20 states have internal predecessors, (118), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) [2024-11-28 02:14:15,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:14:15,495 INFO L93 Difference]: Finished difference Result 558 states and 805 transitions. [2024-11-28 02:14:15,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-28 02:14:15,496 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 18 states have (on average 6.555555555555555) internal successors, (118), 20 states have internal predecessors, (118), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) Word has length 168 [2024-11-28 02:14:15,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:14:15,499 INFO L225 Difference]: With dead ends: 558 [2024-11-28 02:14:15,500 INFO L226 Difference]: Without dead ends: 407 [2024-11-28 02:14:15,501 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 361 GetRequests, 315 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 442 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=533, Invalid=1629, Unknown=0, NotChecked=0, Total=2162 [2024-11-28 02:14:15,502 INFO L435 NwaCegarLoop]: 146 mSDtfsCounter, 636 mSDsluCounter, 1179 mSDsCounter, 0 mSdLazyCounter, 511 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 637 SdHoareTripleChecker+Valid, 1325 SdHoareTripleChecker+Invalid, 694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-28 02:14:15,503 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [637 Valid, 1325 Invalid, 694 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 511 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-28 02:14:15,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2024-11-28 02:14:15,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 246. [2024-11-28 02:14:15,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 197 states have (on average 1.3350253807106598) internal successors, (263), 197 states have internal predecessors, (263), 42 states have call successors, (42), 6 states have call predecessors, (42), 6 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-28 02:14:15,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 347 transitions. [2024-11-28 02:14:15,557 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 347 transitions. Word has length 168 [2024-11-28 02:14:15,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:14:15,558 INFO L471 AbstractCegarLoop]: Abstraction has 246 states and 347 transitions. [2024-11-28 02:14:15,558 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 18 states have (on average 6.555555555555555) internal successors, (118), 20 states have internal predecessors, (118), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) [2024-11-28 02:14:15,558 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 347 transitions. [2024-11-28 02:14:15,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 02:14:15,562 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:14:15,562 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:14:15,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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)] Ended with exit code 0 [2024-11-28 02:14:15,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:15,763 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:14:15,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:14:15,763 INFO L85 PathProgramCache]: Analyzing trace with hash 1289173928, now seen corresponding path program 1 times [2024-11-28 02:14:15,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:14:15,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [147442099] [2024-11-28 02:14:15,764 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:14:15,764 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 [2024-11-28 02:14:15,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:14:15,766 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:14:15,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:16,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:14:16,335 INFO L256 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-28 02:14:16,347 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:14:18,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 38 [2024-11-28 02:14:18,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 02:14:18,737 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 0 case distinctions, treesize of input 38 treesize of output 51 [2024-11-28 02:14:18,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 33 [2024-11-28 02:14:18,793 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 4 [2024-11-28 02:14:18,869 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 20 [2024-11-28 02:14:18,924 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 39 proven. 467 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2024-11-28 02:14:18,924 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:14:19,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 36 [2024-11-28 02:14:19,049 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-28 02:14:19,068 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 02:14:19,069 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 36 treesize of output 52 [2024-11-28 02:14:20,244 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-28 02:14:20,244 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 [2024-11-28 02:14:20,788 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 63 proven. 54 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2024-11-28 02:14:20,788 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:14:20,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [147442099] [2024-11-28 02:14:20,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [147442099] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:14:20,789 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:14:20,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 22 [2024-11-28 02:14:20,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948209725] [2024-11-28 02:14:20,789 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:14:20,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-28 02:14:20,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:14:20,793 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-28 02:14:20,794 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=354, Unknown=0, NotChecked=0, Total=462 [2024-11-28 02:14:20,794 INFO L87 Difference]: Start difference. First operand 246 states and 347 transitions. Second operand has 22 states, 18 states have (on average 6.722222222222222) internal successors, (121), 20 states have internal predecessors, (121), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) [2024-11-28 02:14:24,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:14:24,207 INFO L93 Difference]: Finished difference Result 574 states and 815 transitions. [2024-11-28 02:14:24,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-28 02:14:24,207 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 18 states have (on average 6.722222222222222) internal successors, (121), 20 states have internal predecessors, (121), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) Word has length 168 [2024-11-28 02:14:24,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:14:24,211 INFO L225 Difference]: With dead ends: 574 [2024-11-28 02:14:24,211 INFO L226 Difference]: Without dead ends: 409 [2024-11-28 02:14:24,213 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 361 GetRequests, 315 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=533, Invalid=1629, Unknown=0, NotChecked=0, Total=2162 [2024-11-28 02:14:24,214 INFO L435 NwaCegarLoop]: 147 mSDtfsCounter, 967 mSDsluCounter, 1038 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 968 SdHoareTripleChecker+Valid, 1185 SdHoareTripleChecker+Invalid, 730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-28 02:14:24,214 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [968 Valid, 1185 Invalid, 730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 463 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-28 02:14:24,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2024-11-28 02:14:24,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 254. [2024-11-28 02:14:24,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 205 states have (on average 1.3219512195121952) internal successors, (271), 205 states have internal predecessors, (271), 42 states have call successors, (42), 6 states have call predecessors, (42), 6 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-28 02:14:24,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 355 transitions. [2024-11-28 02:14:24,245 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 355 transitions. Word has length 168 [2024-11-28 02:14:24,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:14:24,245 INFO L471 AbstractCegarLoop]: Abstraction has 254 states and 355 transitions. [2024-11-28 02:14:24,245 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 18 states have (on average 6.722222222222222) internal successors, (121), 20 states have internal predecessors, (121), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) [2024-11-28 02:14:24,246 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 355 transitions. [2024-11-28 02:14:24,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 02:14:24,247 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:14:24,248 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:14:24,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:24,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:24,448 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:14:24,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:14:24,449 INFO L85 PathProgramCache]: Analyzing trace with hash -2046563352, now seen corresponding path program 1 times [2024-11-28 02:14:24,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:14:24,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [863064518] [2024-11-28 02:14:24,449 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:14:24,450 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 [2024-11-28 02:14:24,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:14:24,451 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:14:24,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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)] Waiting until timeout for monitored process [2024-11-28 02:14:24,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:14:25,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 02:14:25,006 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:14:25,036 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:14:25,036 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:14:25,036 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:14:25,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [863064518] [2024-11-28 02:14:25,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [863064518] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:14:25,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:14:25,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:14:25,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491548651] [2024-11-28 02:14:25,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:14:25,037 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:14:25,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:14:25,038 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:14:25,038 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:14:25,038 INFO L87 Difference]: Start difference. First operand 254 states and 355 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:14:25,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:14:25,105 INFO L93 Difference]: Finished difference Result 431 states and 605 transitions. [2024-11-28 02:14:25,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:14:25,106 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 168 [2024-11-28 02:14:25,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:14:25,110 INFO L225 Difference]: With dead ends: 431 [2024-11-28 02:14:25,111 INFO L226 Difference]: Without dead ends: 258 [2024-11-28 02:14:25,111 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:14:25,113 INFO L435 NwaCegarLoop]: 181 mSDtfsCounter, 0 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 532 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:14:25,115 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 532 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:14:25,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2024-11-28 02:14:25,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 258. [2024-11-28 02:14:25,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 209 states have (on average 1.3157894736842106) internal successors, (275), 209 states have internal predecessors, (275), 42 states have call successors, (42), 6 states have call predecessors, (42), 6 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-28 02:14:25,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 359 transitions. [2024-11-28 02:14:25,142 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 359 transitions. Word has length 168 [2024-11-28 02:14:25,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:14:25,143 INFO L471 AbstractCegarLoop]: Abstraction has 258 states and 359 transitions. [2024-11-28 02:14:25,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:14:25,143 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 359 transitions. [2024-11-28 02:14:25,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-28 02:14:25,145 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:14:25,145 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:14:25,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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)] Ended with exit code 0 [2024-11-28 02:14:25,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:25,346 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:14:25,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:14:25,347 INFO L85 PathProgramCache]: Analyzing trace with hash -395027032, now seen corresponding path program 1 times [2024-11-28 02:14:25,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:14:25,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1532187603] [2024-11-28 02:14:25,347 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:14:25,347 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 [2024-11-28 02:14:25,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:14:25,349 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:14:25,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:25,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:14:25,897 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 02:14:25,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:14:25,931 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 [2024-11-28 02:14:25,992 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 32 treesize of output 20 [2024-11-28 02:14:26,023 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:14:26,023 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:14:26,023 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:14:26,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1532187603] [2024-11-28 02:14:26,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1532187603] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:14:26,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:14:26,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:14:26,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842935185] [2024-11-28 02:14:26,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:14:26,024 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:14:26,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:14:26,025 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:14:26,025 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:14:26,026 INFO L87 Difference]: Start difference. First operand 258 states and 359 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:14:26,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:14:26,242 INFO L93 Difference]: Finished difference Result 604 states and 845 transitions. [2024-11-28 02:14:26,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 02:14:26,243 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 170 [2024-11-28 02:14:26,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:14:26,246 INFO L225 Difference]: With dead ends: 604 [2024-11-28 02:14:26,246 INFO L226 Difference]: Without dead ends: 427 [2024-11-28 02:14:26,247 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:14:26,247 INFO L435 NwaCegarLoop]: 183 mSDtfsCounter, 178 mSDsluCounter, 525 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 708 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:14:26,248 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 708 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:14:26,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2024-11-28 02:14:26,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 264. [2024-11-28 02:14:26,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 215 states have (on average 1.3069767441860465) internal successors, (281), 215 states have internal predecessors, (281), 42 states have call successors, (42), 6 states have call predecessors, (42), 6 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-28 02:14:26,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 365 transitions. [2024-11-28 02:14:26,278 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 365 transitions. Word has length 170 [2024-11-28 02:14:26,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:14:26,278 INFO L471 AbstractCegarLoop]: Abstraction has 264 states and 365 transitions. [2024-11-28 02:14:26,279 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:14:26,279 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 365 transitions. [2024-11-28 02:14:26,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-28 02:14:26,281 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:14:26,281 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:14:26,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:26,481 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:26,482 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:14:26,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:14:26,482 INFO L85 PathProgramCache]: Analyzing trace with hash -1674890710, now seen corresponding path program 1 times [2024-11-28 02:14:26,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:14:26,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1722507624] [2024-11-28 02:14:26,483 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:14:26,483 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 [2024-11-28 02:14:26,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:14:26,485 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:14:26,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:27,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:14:27,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 02:14:27,017 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:14:27,045 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 [2024-11-28 02:14:27,091 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 20 [2024-11-28 02:14:27,112 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:14:27,112 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:14:27,112 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:14:27,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1722507624] [2024-11-28 02:14:27,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1722507624] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:14:27,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:14:27,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:14:27,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206288037] [2024-11-28 02:14:27,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:14:27,113 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:14:27,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:14:27,113 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:14:27,113 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:14:27,113 INFO L87 Difference]: Start difference. First operand 264 states and 365 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:14:27,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:14:27,371 INFO L93 Difference]: Finished difference Result 604 states and 839 transitions. [2024-11-28 02:14:27,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 02:14:27,372 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 170 [2024-11-28 02:14:27,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:14:27,376 INFO L225 Difference]: With dead ends: 604 [2024-11-28 02:14:27,376 INFO L226 Difference]: Without dead ends: 421 [2024-11-28 02:14:27,377 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:14:27,379 INFO L435 NwaCegarLoop]: 222 mSDtfsCounter, 172 mSDsluCounter, 601 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 823 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:14:27,379 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 823 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:14:27,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2024-11-28 02:14:27,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 260. [2024-11-28 02:14:27,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 211 states have (on average 1.3127962085308056) internal successors, (277), 211 states have internal predecessors, (277), 42 states have call successors, (42), 6 states have call predecessors, (42), 6 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-28 02:14:27,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 361 transitions. [2024-11-28 02:14:27,419 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 361 transitions. Word has length 170 [2024-11-28 02:14:27,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:14:27,420 INFO L471 AbstractCegarLoop]: Abstraction has 260 states and 361 transitions. [2024-11-28 02:14:27,421 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:14:27,421 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 361 transitions. [2024-11-28 02:14:27,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-28 02:14:27,422 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:14:27,422 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:14:27,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:27,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:27,623 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:14:27,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:14:27,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1905795558, now seen corresponding path program 1 times [2024-11-28 02:14:27,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:14:27,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [734942615] [2024-11-28 02:14:27,624 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:14:27,624 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:14:27,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:14:27,628 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:14:27,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:28,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:14:28,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-28 02:14:28,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:14:30,258 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 [2024-11-28 02:14:30,310 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 [2024-11-28 02:14:30,371 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 20 [2024-11-28 02:14:30,418 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 39 proven. 467 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2024-11-28 02:14:30,419 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:14:30,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2024-11-28 02:14:30,510 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-28 02:14:30,530 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 02:14:30,530 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 [2024-11-28 02:14:31,679 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-28 02:14:31,680 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 [2024-11-28 02:14:32,040 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 63 proven. 54 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2024-11-28 02:14:32,040 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:14:32,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [734942615] [2024-11-28 02:14:32,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [734942615] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:14:32,040 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:14:32,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 23 [2024-11-28 02:14:32,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669452347] [2024-11-28 02:14:32,041 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:14:32,041 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-28 02:14:32,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:14:32,042 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-28 02:14:32,042 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=396, Unknown=0, NotChecked=0, Total=506 [2024-11-28 02:14:32,043 INFO L87 Difference]: Start difference. First operand 260 states and 361 transitions. Second operand has 23 states, 19 states have (on average 6.421052631578948) internal successors, (122), 21 states have internal predecessors, (122), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) [2024-11-28 02:14:34,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:14:34,618 INFO L93 Difference]: Finished difference Result 441 states and 611 transitions. [2024-11-28 02:14:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-28 02:14:34,619 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 19 states have (on average 6.421052631578948) internal successors, (122), 21 states have internal predecessors, (122), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) Word has length 170 [2024-11-28 02:14:34,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:14:34,621 INFO L225 Difference]: With dead ends: 441 [2024-11-28 02:14:34,622 INFO L226 Difference]: Without dead ends: 262 [2024-11-28 02:14:34,623 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 355 GetRequests, 317 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 267 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=378, Invalid=1104, Unknown=0, NotChecked=0, Total=1482 [2024-11-28 02:14:34,625 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 631 mSDsluCounter, 1017 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 631 SdHoareTripleChecker+Valid, 1161 SdHoareTripleChecker+Invalid, 642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:14:34,626 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [631 Valid, 1161 Invalid, 642 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 462 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-28 02:14:34,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2024-11-28 02:14:34,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 258. [2024-11-28 02:14:34,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 209 states have (on average 1.2966507177033493) internal successors, (271), 209 states have internal predecessors, (271), 42 states have call successors, (42), 6 states have call predecessors, (42), 6 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-28 02:14:34,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 355 transitions. [2024-11-28 02:14:34,675 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 355 transitions. Word has length 170 [2024-11-28 02:14:34,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:14:34,676 INFO L471 AbstractCegarLoop]: Abstraction has 258 states and 355 transitions. [2024-11-28 02:14:34,676 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 19 states have (on average 6.421052631578948) internal successors, (122), 21 states have internal predecessors, (122), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) [2024-11-28 02:14:34,678 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 355 transitions. [2024-11-28 02:14:34,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-28 02:14:34,681 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:14:34,681 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:14:34,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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)] Ended with exit code 0 [2024-11-28 02:14:34,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:34,881 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:14:34,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:14:34,882 INFO L85 PathProgramCache]: Analyzing trace with hash 625931880, now seen corresponding path program 1 times [2024-11-28 02:14:34,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:14:34,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [377175285] [2024-11-28 02:14:34,882 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:14:34,883 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 [2024-11-28 02:14:34,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:14:34,887 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:14:34,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:35,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:14:35,428 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-28 02:14:35,433 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:14:37,335 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 [2024-11-28 02:14:37,379 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 [2024-11-28 02:14:37,460 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 32 treesize of output 20 [2024-11-28 02:14:37,511 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 39 proven. 467 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2024-11-28 02:14:37,511 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:14:37,605 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 [2024-11-28 02:14:37,614 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-28 02:14:37,637 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 02:14:37,637 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 [2024-11-28 02:14:38,817 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-28 02:14:38,817 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 [2024-11-28 02:14:39,165 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 63 proven. 54 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2024-11-28 02:14:39,165 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:14:39,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [377175285] [2024-11-28 02:14:39,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [377175285] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:14:39,165 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:14:39,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 23 [2024-11-28 02:14:39,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899572745] [2024-11-28 02:14:39,165 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:14:39,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-28 02:14:39,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:14:39,167 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-28 02:14:39,167 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=396, Unknown=0, NotChecked=0, Total=506 [2024-11-28 02:14:39,167 INFO L87 Difference]: Start difference. First operand 258 states and 355 transitions. Second operand has 23 states, 19 states have (on average 6.578947368421052) internal successors, (125), 21 states have internal predecessors, (125), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) [2024-11-28 02:14:41,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:14:41,583 INFO L93 Difference]: Finished difference Result 433 states and 593 transitions. [2024-11-28 02:14:41,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-28 02:14:41,584 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 19 states have (on average 6.578947368421052) internal successors, (125), 21 states have internal predecessors, (125), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) Word has length 170 [2024-11-28 02:14:41,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:14:41,586 INFO L225 Difference]: With dead ends: 433 [2024-11-28 02:14:41,586 INFO L226 Difference]: Without dead ends: 256 [2024-11-28 02:14:41,587 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 355 GetRequests, 317 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 267 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=378, Invalid=1104, Unknown=0, NotChecked=0, Total=1482 [2024-11-28 02:14:41,588 INFO L435 NwaCegarLoop]: 142 mSDtfsCounter, 511 mSDsluCounter, 1003 mSDsCounter, 0 mSdLazyCounter, 455 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 511 SdHoareTripleChecker+Valid, 1145 SdHoareTripleChecker+Invalid, 614 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:14:41,588 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [511 Valid, 1145 Invalid, 614 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 455 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-28 02:14:41,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2024-11-28 02:14:41,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 240. [2024-11-28 02:14:41,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 191 states have (on average 1.293193717277487) internal successors, (247), 191 states have internal predecessors, (247), 42 states have call successors, (42), 6 states have call predecessors, (42), 6 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-28 02:14:41,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 331 transitions. [2024-11-28 02:14:41,624 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 331 transitions. Word has length 170 [2024-11-28 02:14:41,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:14:41,624 INFO L471 AbstractCegarLoop]: Abstraction has 240 states and 331 transitions. [2024-11-28 02:14:41,625 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 19 states have (on average 6.578947368421052) internal successors, (125), 21 states have internal predecessors, (125), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) [2024-11-28 02:14:41,625 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 331 transitions. [2024-11-28 02:14:41,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-28 02:14:41,630 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:14:41,630 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:14:41,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:41,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:41,831 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:14:41,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:14:41,831 INFO L85 PathProgramCache]: Analyzing trace with hash -1168288543, now seen corresponding path program 1 times [2024-11-28 02:14:41,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:14:41,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2063048598] [2024-11-28 02:14:41,832 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:14:41,832 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 [2024-11-28 02:14:41,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:14:41,833 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:14:41,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:42,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:14:42,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-28 02:14:42,414 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:14:46,201 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 29 treesize of output 25 [2024-11-28 02:14:46,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 02:14:46,529 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 [2024-11-28 02:14:47,272 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 107 treesize of output 91 [2024-11-28 02:14:47,280 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 96 treesize of output 76 [2024-11-28 02:14:47,287 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 63 [2024-11-28 02:14:47,535 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 30 proven. 480 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2024-11-28 02:14:47,535 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:14:48,538 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:14:48,538 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:14:48,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2063048598] [2024-11-28 02:14:48,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2063048598] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 02:14:48,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:14:48,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [23] total 29 [2024-11-28 02:14:48,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331161620] [2024-11-28 02:14:48,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:14:48,539 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 02:14:48,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:14:48,540 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 02:14:48,540 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=712, Unknown=0, NotChecked=0, Total=812 [2024-11-28 02:14:48,541 INFO L87 Difference]: Start difference. First operand 240 states and 331 transitions. Second operand has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 9 states have internal predecessors, (68), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:14:58,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:14:58,077 INFO L93 Difference]: Finished difference Result 448 states and 615 transitions. [2024-11-28 02:14:58,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 02:14:58,078 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 9 states have internal predecessors, (68), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 170 [2024-11-28 02:14:58,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:14:58,081 INFO L225 Difference]: With dead ends: 448 [2024-11-28 02:14:58,081 INFO L226 Difference]: Without dead ends: 289 [2024-11-28 02:14:58,082 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 311 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 308 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=133, Invalid=923, Unknown=0, NotChecked=0, Total=1056 [2024-11-28 02:14:58,083 INFO L435 NwaCegarLoop]: 176 mSDtfsCounter, 285 mSDsluCounter, 934 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 1110 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:14:58,084 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [285 Valid, 1110 Invalid, 263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 9.2s Time] [2024-11-28 02:14:58,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2024-11-28 02:14:58,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 286. [2024-11-28 02:14:58,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 229 states have (on average 1.2925764192139737) internal successors, (296), 230 states have internal predecessors, (296), 48 states have call successors, (48), 8 states have call predecessors, (48), 8 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-28 02:14:58,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 392 transitions. [2024-11-28 02:14:58,118 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 392 transitions. Word has length 170 [2024-11-28 02:14:58,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:14:58,118 INFO L471 AbstractCegarLoop]: Abstraction has 286 states and 392 transitions. [2024-11-28 02:14:58,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 9 states have internal predecessors, (68), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:14:58,119 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 392 transitions. [2024-11-28 02:14:58,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-28 02:14:58,120 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:14:58,120 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:14:58,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:58,321 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:14:58,321 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:14:58,321 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:14:58,321 INFO L85 PathProgramCache]: Analyzing trace with hash -1028207836, now seen corresponding path program 1 times [2024-11-28 02:14:58,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:14:58,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1807719298] [2024-11-28 02:14:58,322 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:14:58,322 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 [2024-11-28 02:14:58,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:14:58,326 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:14:58,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 (13)] Waiting until timeout for monitored process [2024-11-28 02:14:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:14:58,905 INFO L256 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 02:14:58,911 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:15:00,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 38 [2024-11-28 02:15:00,926 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-28 02:15:00,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 9 treesize of output 8 [2024-11-28 02:15:01,324 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 141 treesize of output 109 [2024-11-28 02:15:01,333 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 107 treesize of output 87 [2024-11-28 02:15:01,501 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 39 proven. 467 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2024-11-28 02:15:01,501 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:15:02,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 36 [2024-11-28 02:15:02,246 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-28 02:15:02,250 INFO L349 Elim1Store]: treesize reduction 14, result has 6.7 percent of original size [2024-11-28 02:15:02,250 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 36 treesize of output 1 [2024-11-28 02:15:02,483 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:15:02,483 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:15:02,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1807719298] [2024-11-28 02:15:02,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1807719298] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 02:15:02,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:15:02,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [15] total 18 [2024-11-28 02:15:02,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40549310] [2024-11-28 02:15:02,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:15:02,484 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 02:15:02,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:15:02,485 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 02:15:02,485 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2024-11-28 02:15:02,485 INFO L87 Difference]: Start difference. First operand 286 states and 392 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:15:03,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:15:03,030 INFO L93 Difference]: Finished difference Result 610 states and 831 transitions. [2024-11-28 02:15:03,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:15:03,031 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 175 [2024-11-28 02:15:03,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:15:03,037 INFO L225 Difference]: With dead ends: 610 [2024-11-28 02:15:03,038 INFO L226 Difference]: Without dead ends: 409 [2024-11-28 02:15:03,039 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 351 GetRequests, 332 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=58, Invalid=362, Unknown=0, NotChecked=0, Total=420 [2024-11-28 02:15:03,039 INFO L435 NwaCegarLoop]: 175 mSDtfsCounter, 72 mSDsluCounter, 670 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 845 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:15:03,040 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 845 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 02:15:03,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2024-11-28 02:15:03,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 406. [2024-11-28 02:15:03,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 406 states, 330 states have (on average 1.2757575757575759) internal successors, (421), 333 states have internal predecessors, (421), 64 states have call successors, (64), 11 states have call predecessors, (64), 11 states have return successors, (64), 61 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-28 02:15:03,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 549 transitions. [2024-11-28 02:15:03,101 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 549 transitions. Word has length 175 [2024-11-28 02:15:03,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:15:03,102 INFO L471 AbstractCegarLoop]: Abstraction has 406 states and 549 transitions. [2024-11-28 02:15:03,102 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:15:03,102 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 549 transitions. [2024-11-28 02:15:03,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 02:15:03,103 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:15:03,104 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:15:03,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 (13)] Ended with exit code 0 [2024-11-28 02:15:03,304 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:15:03,305 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:15:03,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:15:03,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1098571362, now seen corresponding path program 1 times [2024-11-28 02:15:03,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:15:03,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [200346280] [2024-11-28 02:15:03,306 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:15:03,306 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 [2024-11-28 02:15:03,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:15:03,309 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:15:03,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:15:03,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:15:03,942 INFO L256 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 02:15:03,946 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:15:05,928 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 [2024-11-28 02:15:06,309 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 141 treesize of output 109 [2024-11-28 02:15:06,315 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 107 treesize of output 87 [2024-11-28 02:15:06,481 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 39 proven. 467 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2024-11-28 02:15:06,481 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:15:07,249 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 [2024-11-28 02:15:07,257 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-28 02:15:07,279 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 02:15:07,279 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 [2024-11-28 02:15:08,548 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-28 02:15:08,548 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 [2024-11-28 02:15:08,889 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 63 proven. 54 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2024-11-28 02:15:08,890 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:15:08,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [200346280] [2024-11-28 02:15:08,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [200346280] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:15:08,890 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:15:08,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 27 [2024-11-28 02:15:08,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040921066] [2024-11-28 02:15:08,890 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:15:08,891 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-28 02:15:08,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:15:08,892 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-28 02:15:08,892 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=564, Unknown=0, NotChecked=0, Total=702 [2024-11-28 02:15:08,893 INFO L87 Difference]: Start difference. First operand 406 states and 549 transitions. Second operand has 27 states, 23 states have (on average 6.304347826086956) internal successors, (145), 25 states have internal predecessors, (145), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) [2024-11-28 02:15:12,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:15:12,238 INFO L93 Difference]: Finished difference Result 747 states and 1006 transitions. [2024-11-28 02:15:12,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-28 02:15:12,239 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 23 states have (on average 6.304347826086956) internal successors, (145), 25 states have internal predecessors, (145), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) Word has length 177 [2024-11-28 02:15:12,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:15:12,243 INFO L225 Difference]: With dead ends: 747 [2024-11-28 02:15:12,243 INFO L226 Difference]: Without dead ends: 430 [2024-11-28 02:15:12,245 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 328 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 349 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=434, Invalid=1458, Unknown=0, NotChecked=0, Total=1892 [2024-11-28 02:15:12,246 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 353 mSDsluCounter, 1634 mSDsCounter, 0 mSdLazyCounter, 717 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 354 SdHoareTripleChecker+Valid, 1775 SdHoareTripleChecker+Invalid, 809 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:15:12,246 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [354 Valid, 1775 Invalid, 809 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 717 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-28 02:15:12,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2024-11-28 02:15:12,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 300. [2024-11-28 02:15:12,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 241 states have (on average 1.2780082987551866) internal successors, (308), 242 states have internal predecessors, (308), 48 states have call successors, (48), 10 states have call predecessors, (48), 10 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-28 02:15:12,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 404 transitions. [2024-11-28 02:15:12,291 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 404 transitions. Word has length 177 [2024-11-28 02:15:12,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:15:12,292 INFO L471 AbstractCegarLoop]: Abstraction has 300 states and 404 transitions. [2024-11-28 02:15:12,292 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 23 states have (on average 6.304347826086956) internal successors, (145), 25 states have internal predecessors, (145), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) [2024-11-28 02:15:12,293 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 404 transitions. [2024-11-28 02:15:12,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 02:15:12,294 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:15:12,294 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:15:12,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:15:12,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:15:12,496 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:15:12,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:15:12,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1966894434, now seen corresponding path program 1 times [2024-11-28 02:15:12,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:15:12,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [350518126] [2024-11-28 02:15:12,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:15:12,498 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 [2024-11-28 02:15:12,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:15:12,500 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:15:12,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 (15)] Waiting until timeout for monitored process [2024-11-28 02:15:13,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:15:13,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 02:15:13,446 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:15:14,664 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 [2024-11-28 02:15:15,034 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 42 [2024-11-28 02:15:15,041 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 34 [2024-11-28 02:15:15,225 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 12 proven. 452 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2024-11-28 02:15:15,225 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:15:15,848 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:15:15,848 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:15:15,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [350518126] [2024-11-28 02:15:15,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [350518126] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 02:15:15,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:15:15,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [12] total 16 [2024-11-28 02:15:15,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072618370] [2024-11-28 02:15:15,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:15:15,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:15:15,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:15:15,850 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:15:15,850 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240 [2024-11-28 02:15:15,850 INFO L87 Difference]: Start difference. First operand 300 states and 404 transitions. Second operand has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:15:18,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:15:20,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:15:22,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:15:22,502 INFO L93 Difference]: Finished difference Result 445 states and 593 transitions. [2024-11-28 02:15:22,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 02:15:22,502 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 177 [2024-11-28 02:15:22,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:15:22,505 INFO L225 Difference]: With dead ends: 445 [2024-11-28 02:15:22,505 INFO L226 Difference]: Without dead ends: 443 [2024-11-28 02:15:22,506 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 338 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2024-11-28 02:15:22,506 INFO L435 NwaCegarLoop]: 191 mSDtfsCounter, 67 mSDsluCounter, 909 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 1100 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:15:22,507 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 1100 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2024-11-28 02:15:22,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 443 states. [2024-11-28 02:15:22,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 443 to 440. [2024-11-28 02:15:22,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 440 states, 365 states have (on average 1.2712328767123289) internal successors, (464), 368 states have internal predecessors, (464), 62 states have call successors, (62), 12 states have call predecessors, (62), 12 states have return successors, (62), 59 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-28 02:15:22,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 588 transitions. [2024-11-28 02:15:22,557 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 588 transitions. Word has length 177 [2024-11-28 02:15:22,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:15:22,558 INFO L471 AbstractCegarLoop]: Abstraction has 440 states and 588 transitions. [2024-11-28 02:15:22,558 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:15:22,558 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 588 transitions. [2024-11-28 02:15:22,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 02:15:22,560 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:15:22,560 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:15:22,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 (15)] Ended with exit code 0 [2024-11-28 02:15:22,760 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:15:22,761 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:15:22,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:15:22,761 INFO L85 PathProgramCache]: Analyzing trace with hash -955999522, now seen corresponding path program 1 times [2024-11-28 02:15:22,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:15:22,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1829951891] [2024-11-28 02:15:22,762 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:15:22,762 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 [2024-11-28 02:15:22,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:15:22,764 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:15:22,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:15:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:15:23,419 INFO L256 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-28 02:15:23,423 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:15:24,780 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 17 proven. 267 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2024-11-28 02:15:24,780 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:15:25,180 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:15:25,180 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:15:25,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1829951891] [2024-11-28 02:15:25,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1829951891] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 02:15:25,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:15:25,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 12 [2024-11-28 02:15:25,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370006560] [2024-11-28 02:15:25,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:15:25,182 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:15:25,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:15:25,182 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:15:25,182 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2024-11-28 02:15:25,183 INFO L87 Difference]: Start difference. First operand 440 states and 588 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:15:25,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:15:25,352 INFO L93 Difference]: Finished difference Result 997 states and 1319 transitions. [2024-11-28 02:15:25,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:15:25,356 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 177 [2024-11-28 02:15:25,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:15:25,361 INFO L225 Difference]: With dead ends: 997 [2024-11-28 02:15:25,361 INFO L226 Difference]: Without dead ends: 646 [2024-11-28 02:15:25,362 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 342 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-11-28 02:15:25,363 INFO L435 NwaCegarLoop]: 173 mSDtfsCounter, 47 mSDsluCounter, 501 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 674 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:15:25,363 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 674 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:15:25,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2024-11-28 02:15:25,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 640. [2024-11-28 02:15:25,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 640 states, 552 states have (on average 1.266304347826087) internal successors, (699), 559 states have internal predecessors, (699), 70 states have call successors, (70), 17 states have call predecessors, (70), 17 states have return successors, (70), 63 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-28 02:15:25,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 839 transitions. [2024-11-28 02:15:25,439 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 839 transitions. Word has length 177 [2024-11-28 02:15:25,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:15:25,441 INFO L471 AbstractCegarLoop]: Abstraction has 640 states and 839 transitions. [2024-11-28 02:15:25,441 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:15:25,441 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 839 transitions. [2024-11-28 02:15:25,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 02:15:25,443 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:15:25,443 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:15:25,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:15:25,643 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:15:25,644 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:15:25,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:15:25,644 INFO L85 PathProgramCache]: Analyzing trace with hash -254934944, now seen corresponding path program 1 times [2024-11-28 02:15:25,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:15:25,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1272242985] [2024-11-28 02:15:25,645 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:15:25,645 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 [2024-11-28 02:15:25,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:15:25,647 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:15:25,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:15:26,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:15:26,308 INFO L256 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-28 02:15:26,316 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:15:27,859 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 19 proven. 137 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-28 02:15:27,860 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:15:28,353 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:15:28,354 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:15:28,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1272242985] [2024-11-28 02:15:28,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1272242985] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 02:15:28,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:15:28,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [12] total 15 [2024-11-28 02:15:28,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056066451] [2024-11-28 02:15:28,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:15:28,355 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:15:28,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:15:28,355 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:15:28,356 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2024-11-28 02:15:28,356 INFO L87 Difference]: Start difference. First operand 640 states and 839 transitions. Second operand has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:15:28,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:15:28,627 INFO L93 Difference]: Finished difference Result 1377 states and 1807 transitions. [2024-11-28 02:15:28,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 02:15:28,631 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 177 [2024-11-28 02:15:28,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:15:28,646 INFO L225 Difference]: With dead ends: 1377 [2024-11-28 02:15:28,646 INFO L226 Difference]: Without dead ends: 830 [2024-11-28 02:15:28,647 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 339 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2024-11-28 02:15:28,649 INFO L435 NwaCegarLoop]: 176 mSDtfsCounter, 87 mSDsluCounter, 672 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 848 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:15:28,649 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 848 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:15:28,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states. [2024-11-28 02:15:28,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 716. [2024-11-28 02:15:28,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 716 states, 628 states have (on average 1.2531847133757963) internal successors, (787), 635 states have internal predecessors, (787), 70 states have call successors, (70), 17 states have call predecessors, (70), 17 states have return successors, (70), 63 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-28 02:15:28,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 716 states and 927 transitions. [2024-11-28 02:15:28,734 INFO L78 Accepts]: Start accepts. Automaton has 716 states and 927 transitions. Word has length 177 [2024-11-28 02:15:28,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:15:28,735 INFO L471 AbstractCegarLoop]: Abstraction has 716 states and 927 transitions. [2024-11-28 02:15:28,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:15:28,735 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 927 transitions. [2024-11-28 02:15:28,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 02:15:28,737 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:15:28,737 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:15:28,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:15:28,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:15:28,938 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:15:28,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:15:28,939 INFO L85 PathProgramCache]: Analyzing trace with hash -841740958, now seen corresponding path program 1 times [2024-11-28 02:15:28,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:15:28,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2017905300] [2024-11-28 02:15:28,940 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:15:28,940 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 [2024-11-28 02:15:28,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:15:28,943 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:15:28,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:15:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:15:29,596 INFO L256 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 02:15:29,602 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:15:31,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 38 [2024-11-28 02:15:31,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 02:15:31,688 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 0 case distinctions, treesize of input 38 treesize of output 51 [2024-11-28 02:15:31,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 33 [2024-11-28 02:15:31,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 4 [2024-11-28 02:15:31,926 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 [2024-11-28 02:15:32,218 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 39 proven. 467 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2024-11-28 02:15:32,218 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:15:32,575 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 36 [2024-11-28 02:15:32,582 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-28 02:15:32,599 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 02:15:32,600 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 36 treesize of output 52 [2024-11-28 02:15:33,771 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-28 02:15:33,771 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 30 treesize of output 25 [2024-11-28 02:15:34,099 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 63 proven. 54 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2024-11-28 02:15:34,100 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:15:34,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2017905300] [2024-11-28 02:15:34,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2017905300] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:15:34,100 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:15:34,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 28 [2024-11-28 02:15:34,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980034578] [2024-11-28 02:15:34,100 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:15:34,100 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-28 02:15:34,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:15:34,101 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-28 02:15:34,101 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=633, Unknown=0, NotChecked=0, Total=756 [2024-11-28 02:15:34,102 INFO L87 Difference]: Start difference. First operand 716 states and 927 transitions. Second operand has 28 states, 24 states have (on average 6.041666666666667) internal successors, (145), 26 states have internal predecessors, (145), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) [2024-11-28 02:15:38,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:15:38,311 INFO L93 Difference]: Finished difference Result 1560 states and 2025 transitions. [2024-11-28 02:15:38,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-28 02:15:38,312 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 24 states have (on average 6.041666666666667) internal successors, (145), 26 states have internal predecessors, (145), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) Word has length 177 [2024-11-28 02:15:38,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:15:38,317 INFO L225 Difference]: With dead ends: 1560 [2024-11-28 02:15:38,317 INFO L226 Difference]: Without dead ends: 937 [2024-11-28 02:15:38,319 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 382 GetRequests, 326 SyntacticMatches, 2 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 628 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=616, Invalid=2464, Unknown=0, NotChecked=0, Total=3080 [2024-11-28 02:15:38,320 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 602 mSDsluCounter, 1828 mSDsCounter, 0 mSdLazyCounter, 723 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 1969 SdHoareTripleChecker+Invalid, 906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:15:38,320 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [603 Valid, 1969 Invalid, 906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 723 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-28 02:15:38,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2024-11-28 02:15:38,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 768. [2024-11-28 02:15:38,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 768 states, 654 states have (on average 1.2400611620795108) internal successors, (811), 661 states have internal predecessors, (811), 92 states have call successors, (92), 21 states have call predecessors, (92), 21 states have return successors, (92), 85 states have call predecessors, (92), 92 states have call successors, (92) [2024-11-28 02:15:38,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 768 states and 995 transitions. [2024-11-28 02:15:38,407 INFO L78 Accepts]: Start accepts. Automaton has 768 states and 995 transitions. Word has length 177 [2024-11-28 02:15:38,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:15:38,407 INFO L471 AbstractCegarLoop]: Abstraction has 768 states and 995 transitions. [2024-11-28 02:15:38,408 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 24 states have (on average 6.041666666666667) internal successors, (145), 26 states have internal predecessors, (145), 7 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (42), 5 states have call predecessors, (42), 7 states have call successors, (42) [2024-11-28 02:15:38,408 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 995 transitions. [2024-11-28 02:15:38,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-28 02:15:38,409 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:15:38,409 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:15:38,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:15:38,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:15:38,610 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:15:38,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:15:38,613 INFO L85 PathProgramCache]: Analyzing trace with hash 1414479676, now seen corresponding path program 1 times [2024-11-28 02:15:38,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:15:38,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [157198032] [2024-11-28 02:15:38,613 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:15:38,613 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 [2024-11-28 02:15:38,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:15:38,617 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:15:38,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:15:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:15:39,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-28 02:15:39,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:15:50,454 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 70 treesize of output 34 [2024-11-28 02:15:50,480 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 34 [2024-11-28 02:15:50,505 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 70 treesize of output 34 [2024-11-28 02:15:50,998 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 448 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-11-28 02:15:50,999 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:18:23,088 WARN L286 SmtUtils]: Spent 5.88s on a formula simplification that was a NOOP. DAG size: 47 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 02:18:24,531 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 02:18:24,531 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 112 treesize of output 87 [2024-11-28 02:19:33,092 WARN L286 SmtUtils]: Spent 11.08s on a formula simplification that was a NOOP. DAG size: 60 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 02:19:40,007 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:19:40,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [157198032] [2024-11-28 02:19:40,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [157198032] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:19:40,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1671086724] [2024-11-28 02:19:40,007 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:19:40,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 02:19:40,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 02:19:40,009 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 02:19:40,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-28 02:19:41,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:19:41,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 02:19:41,958 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:20:44,969 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 82 treesize of output 58 [2024-11-28 02:20:44,981 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 70 treesize of output 46 [2024-11-28 02:20:45,000 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 58 treesize of output 34 [2024-11-28 02:21:22,800 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:21:22,801 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:21:22,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1671086724] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:21:22,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:21:22,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [15] total 19 [2024-11-28 02:21:22,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119087510] [2024-11-28 02:21:22,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:21:22,801 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:21:22,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:21:22,802 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:21:22,802 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=527, Unknown=6, NotChecked=0, Total=600 [2024-11-28 02:21:22,802 INFO L87 Difference]: Start difference. First operand 768 states and 995 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:21:23,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:25,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:31,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:32,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:34,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:36,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:39,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:42,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:43,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:44,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:46,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:21:53,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:21:56,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:00,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:03,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:04,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:05,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:10,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:11,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:13,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:15,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:19,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:23,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:28,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:30,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:22:31,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:24:16,409 WARN L286 SmtUtils]: Spent 32.96s on a formula simplification that was a NOOP. DAG size: 56 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 02:24:18,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:24:20,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:24:24,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:24:28,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:24:32,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 02:24:36,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:24:38,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:24:41,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:24:41,089 INFO L93 Difference]: Finished difference Result 1486 states and 1914 transitions. [2024-11-28 02:24:41,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:24:41,107 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 178 [2024-11-28 02:24:41,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:24:41,111 INFO L225 Difference]: With dead ends: 1486 [2024-11-28 02:24:41,112 INFO L226 Difference]: Without dead ends: 811 [2024-11-28 02:24:41,113 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 422 GetRequests, 398 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 342.4s TimeCoverageRelationStatistics Valid=71, Invalid=569, Unknown=10, NotChecked=0, Total=650 [2024-11-28 02:24:41,114 INFO L435 NwaCegarLoop]: 227 mSDtfsCounter, 92 mSDsluCounter, 492 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 92.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 719 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 93.7s IncrementalHoareTripleChecker+Time [2024-11-28 02:24:41,115 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 719 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 148 Invalid, 3 Unknown, 0 Unchecked, 93.7s Time] [2024-11-28 02:24:41,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2024-11-28 02:24:41,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 800. [2024-11-28 02:24:41,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 800 states, 675 states have (on average 1.2266666666666666) internal successors, (828), 682 states have internal predecessors, (828), 98 states have call successors, (98), 26 states have call predecessors, (98), 26 states have return successors, (98), 91 states have call predecessors, (98), 98 states have call successors, (98) [2024-11-28 02:24:41,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 1024 transitions. [2024-11-28 02:24:41,234 INFO L78 Accepts]: Start accepts. Automaton has 800 states and 1024 transitions. Word has length 178 [2024-11-28 02:24:41,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:24:41,235 INFO L471 AbstractCegarLoop]: Abstraction has 800 states and 1024 transitions. [2024-11-28 02:24:41,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:24:41,235 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1024 transitions. [2024-11-28 02:24:41,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-28 02:24:41,237 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:24:41,237 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:24:41,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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)] Ended with exit code 0 [2024-11-28 02:24:41,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-28 02:24:41,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 02:24:41,642 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:24:41,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:24:41,643 INFO L85 PathProgramCache]: Analyzing trace with hash -1525623140, now seen corresponding path program 1 times [2024-11-28 02:24:41,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:24:41,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1068029038] [2024-11-28 02:24:41,644 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:24:41,644 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 [2024-11-28 02:24:41,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:24:41,646 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:24:41,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 (21)] Waiting until timeout for monitored process [2024-11-28 02:24:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:24:42,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 02:24:42,455 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:24:45,727 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 [2024-11-28 02:24:46,466 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 [2024-11-28 02:24:46,983 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 7 proven. 437 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2024-11-28 02:24:46,983 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:24:48,426 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 [2024-11-28 02:24:48,440 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-28 02:24:48,475 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 02:24:48,476 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 [2024-11-28 02:24:49,482 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:24:49,482 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:24:49,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1068029038] [2024-11-28 02:24:49,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1068029038] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 02:24:49,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:24:49,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [14] total 19 [2024-11-28 02:24:49,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057504788] [2024-11-28 02:24:49,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:24:49,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 02:24:49,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:24:49,484 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 02:24:49,484 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2024-11-28 02:24:49,485 INFO L87 Difference]: Start difference. First operand 800 states and 1024 transitions. Second operand has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 9 states have internal predecessors, (77), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:24:51,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:24:51,774 INFO L93 Difference]: Finished difference Result 1859 states and 2365 transitions. [2024-11-28 02:24:51,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 02:24:51,775 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 9 states have internal predecessors, (77), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 179 [2024-11-28 02:24:51,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:24:51,781 INFO L225 Difference]: With dead ends: 1859 [2024-11-28 02:24:51,781 INFO L226 Difference]: Without dead ends: 1156 [2024-11-28 02:24:51,783 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 339 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=64, Invalid=442, Unknown=0, NotChecked=0, Total=506 [2024-11-28 02:24:51,784 INFO L435 NwaCegarLoop]: 252 mSDtfsCounter, 74 mSDsluCounter, 1570 mSDsCounter, 0 mSdLazyCounter, 218 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 1822 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:24:51,784 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 1822 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 218 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-28 02:24:51,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1156 states. [2024-11-28 02:24:51,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1156 to 940. [2024-11-28 02:24:51,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 940 states, 815 states have (on average 1.2220858895705522) internal successors, (996), 822 states have internal predecessors, (996), 98 states have call successors, (98), 26 states have call predecessors, (98), 26 states have return successors, (98), 91 states have call predecessors, (98), 98 states have call successors, (98) [2024-11-28 02:24:51,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 940 states and 1192 transitions. [2024-11-28 02:24:51,927 INFO L78 Accepts]: Start accepts. Automaton has 940 states and 1192 transitions. Word has length 179 [2024-11-28 02:24:51,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:24:51,927 INFO L471 AbstractCegarLoop]: Abstraction has 940 states and 1192 transitions. [2024-11-28 02:24:51,928 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 9 states have internal predecessors, (77), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:24:51,928 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1192 transitions. [2024-11-28 02:24:51,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-28 02:24:51,930 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:24:51,930 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:24:51,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 (21)] Ended with exit code 0 [2024-11-28 02:24:52,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:24:52,131 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:24:52,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:24:52,131 INFO L85 PathProgramCache]: Analyzing trace with hash -845564770, now seen corresponding path program 1 times [2024-11-28 02:24:52,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:24:52,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [940991691] [2024-11-28 02:24:52,132 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:24:52,132 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 [2024-11-28 02:24:52,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:24:52,134 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:24:52,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:24:52,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:24:52,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-28 02:24:52,802 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:24:56,617 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 7 proven. 437 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2024-11-28 02:24:56,618 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:24:57,566 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:24:57,566 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:24:57,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [940991691] [2024-11-28 02:24:57,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [940991691] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 02:24:57,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:24:57,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 12 [2024-11-28 02:24:57,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042691242] [2024-11-28 02:24:57,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:24:57,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:24:57,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:24:57,568 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:24:57,568 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2024-11-28 02:24:57,568 INFO L87 Difference]: Start difference. First operand 940 states and 1192 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:24:58,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:24:58,003 INFO L93 Difference]: Finished difference Result 1983 states and 2511 transitions. [2024-11-28 02:24:58,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:24:58,005 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 179 [2024-11-28 02:24:58,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:24:58,010 INFO L225 Difference]: With dead ends: 1983 [2024-11-28 02:24:58,010 INFO L226 Difference]: Without dead ends: 1140 [2024-11-28 02:24:58,014 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 357 GetRequests, 346 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-11-28 02:24:58,015 INFO L435 NwaCegarLoop]: 259 mSDtfsCounter, 72 mSDsluCounter, 587 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 846 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:24:58,016 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 846 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 02:24:58,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1140 states. [2024-11-28 02:24:58,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1140 to 940. [2024-11-28 02:24:58,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 940 states, 815 states have (on average 1.2171779141104295) internal successors, (992), 822 states have internal predecessors, (992), 98 states have call successors, (98), 26 states have call predecessors, (98), 26 states have return successors, (98), 91 states have call predecessors, (98), 98 states have call successors, (98) [2024-11-28 02:24:58,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 940 states and 1188 transitions. [2024-11-28 02:24:58,156 INFO L78 Accepts]: Start accepts. Automaton has 940 states and 1188 transitions. Word has length 179 [2024-11-28 02:24:58,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:24:58,160 INFO L471 AbstractCegarLoop]: Abstraction has 940 states and 1188 transitions. [2024-11-28 02:24:58,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:24:58,160 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1188 transitions. [2024-11-28 02:24:58,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-28 02:24:58,162 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:24:58,162 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:24:58,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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)] Forceful destruction successful, exit code 0 [2024-11-28 02:24:58,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:24:58,363 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:24:58,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:24:58,363 INFO L85 PathProgramCache]: Analyzing trace with hash 397604894, now seen corresponding path program 1 times [2024-11-28 02:24:58,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:24:58,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1297951799] [2024-11-28 02:24:58,364 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:24:58,364 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 [2024-11-28 02:24:58,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:24:58,366 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:24:58,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:24:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:24:59,033 INFO L256 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-28 02:24:59,036 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:25:02,484 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 7 proven. 437 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2024-11-28 02:25:02,485 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:25:03,315 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:25:03,316 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:25:03,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1297951799] [2024-11-28 02:25:03,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1297951799] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 02:25:03,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:25:03,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2024-11-28 02:25:03,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877058477] [2024-11-28 02:25:03,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:25:03,317 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:25:03,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:25:03,317 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:25:03,317 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-28 02:25:03,318 INFO L87 Difference]: Start difference. First operand 940 states and 1188 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:25:03,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:25:03,802 INFO L93 Difference]: Finished difference Result 1975 states and 2495 transitions. [2024-11-28 02:25:03,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:25:03,803 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 179 [2024-11-28 02:25:03,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:25:03,809 INFO L225 Difference]: With dead ends: 1975 [2024-11-28 02:25:03,809 INFO L226 Difference]: Without dead ends: 1132 [2024-11-28 02:25:03,811 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 357 GetRequests, 347 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-28 02:25:03,812 INFO L435 NwaCegarLoop]: 217 mSDtfsCounter, 75 mSDsluCounter, 540 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 757 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:25:03,812 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 757 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 02:25:03,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1132 states. [2024-11-28 02:25:03,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1132 to 940. [2024-11-28 02:25:03,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 940 states, 815 states have (on average 1.2122699386503069) internal successors, (988), 822 states have internal predecessors, (988), 98 states have call successors, (98), 26 states have call predecessors, (98), 26 states have return successors, (98), 91 states have call predecessors, (98), 98 states have call successors, (98) [2024-11-28 02:25:03,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 940 states and 1184 transitions. [2024-11-28 02:25:03,950 INFO L78 Accepts]: Start accepts. Automaton has 940 states and 1184 transitions. Word has length 179 [2024-11-28 02:25:03,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:25:03,950 INFO L471 AbstractCegarLoop]: Abstraction has 940 states and 1184 transitions. [2024-11-28 02:25:03,950 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:25:03,951 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1184 transitions. [2024-11-28 02:25:03,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-28 02:25:03,952 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:25:03,953 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:25:03,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:25:04,153 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:25:04,153 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:25:04,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:25:04,154 INFO L85 PathProgramCache]: Analyzing trace with hash 1077663264, now seen corresponding path program 1 times [2024-11-28 02:25:04,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:25:04,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [145349297] [2024-11-28 02:25:04,154 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:25:04,154 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 [2024-11-28 02:25:04,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:25:04,156 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:25:04,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:25:04,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:25:04,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-28 02:25:04,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:25:09,318 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 [2024-11-28 02:25:10,069 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 [2024-11-28 02:25:10,270 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 [2024-11-28 02:25:10,828 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 39 proven. 467 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2024-11-28 02:25:10,828 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:25:12,497 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 [2024-11-28 02:25:12,511 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-28 02:25:12,547 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 02:25:12,547 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 [2024-11-28 02:25:13,443 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 02:25:13,443 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:25:13,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [145349297] [2024-11-28 02:25:13,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [145349297] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 02:25:13,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:25:13,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [18] total 24 [2024-11-28 02:25:13,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113293124] [2024-11-28 02:25:13,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:25:13,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 02:25:13,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:25:13,445 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 02:25:13,445 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=487, Unknown=0, NotChecked=0, Total=552 [2024-11-28 02:25:13,445 INFO L87 Difference]: Start difference. First operand 940 states and 1184 transitions. Second operand has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 9 states have internal predecessors, (77), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:25:15,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:25:15,416 INFO L93 Difference]: Finished difference Result 1971 states and 2485 transitions. [2024-11-28 02:25:15,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 02:25:15,417 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 9 states have internal predecessors, (77), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 179 [2024-11-28 02:25:15,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:25:15,424 INFO L225 Difference]: With dead ends: 1971 [2024-11-28 02:25:15,424 INFO L226 Difference]: Without dead ends: 1128 [2024-11-28 02:25:15,426 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 361 GetRequests, 334 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=87, Invalid=725, Unknown=0, NotChecked=0, Total=812 [2024-11-28 02:25:15,428 INFO L435 NwaCegarLoop]: 167 mSDtfsCounter, 74 mSDsluCounter, 1098 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 1265 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:25:15,429 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 1265 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-28 02:25:15,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1128 states. [2024-11-28 02:25:15,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1128 to 928. [2024-11-28 02:25:15,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 803 states have (on average 1.2129514321295143) internal successors, (974), 810 states have internal predecessors, (974), 98 states have call successors, (98), 26 states have call predecessors, (98), 26 states have return successors, (98), 91 states have call predecessors, (98), 98 states have call successors, (98) [2024-11-28 02:25:15,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1170 transitions. [2024-11-28 02:25:15,575 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1170 transitions. Word has length 179 [2024-11-28 02:25:15,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:25:15,576 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1170 transitions. [2024-11-28 02:25:15,576 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 9 states have internal predecessors, (77), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 02:25:15,576 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1170 transitions. [2024-11-28 02:25:15,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-28 02:25:15,578 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:25:15,578 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:25:15,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:25:15,779 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:25:15,779 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:25:15,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:25:15,779 INFO L85 PathProgramCache]: Analyzing trace with hash 2083031975, now seen corresponding path program 1 times [2024-11-28 02:25:15,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:25:15,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2042286974] [2024-11-28 02:25:15,780 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:25:15,780 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 [2024-11-28 02:25:15,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:25:15,783 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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) [2024-11-28 02:25:15,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_375d4039-c312-4be8-85cd-81774b41e244/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 [2024-11-28 02:25:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:25:16,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-28 02:25:16,702 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:25:38,587 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 70 treesize of output 34 [2024-11-28 02:25:38,636 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 70 treesize of output 34 [2024-11-28 02:25:38,687 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 70 treesize of output 34 [2024-11-28 02:25:39,235 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 448 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-11-28 02:25:39,236 INFO L312 TraceCheckSpWp]: Computing backward predicates...