./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.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_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1 --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 b3751a2ceaae8972d788d7195cbb1b12ec209633513efd66a5d0e24c48ee8e17 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 05:50:54,993 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 05:50:55,049 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 05:50:55,054 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 05:50:55,054 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 05:50:55,076 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 05:50:55,076 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 05:50:55,077 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 05:50:55,077 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 05:50:55,077 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 05:50:55,077 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 05:50:55,077 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 05:50:55,078 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 05:50:55,078 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 05:50:55,078 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 05:50:55,078 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 05:50:55,078 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 05:50:55,078 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 05:50:55,078 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 05:50:55,078 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 05:50:55,078 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 05:50:55,078 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 05:50:55,078 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 05:50:55,079 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 05:50:55,079 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 05:50:55,079 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 05:50:55,079 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 05:50:55,079 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 05:50:55,079 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 05:50:55,079 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 05:50:55,079 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 05:50:55,079 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 05:50:55,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 05:50:55,079 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 05:50:55,079 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 05:50:55,080 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 05:50:55,080 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 05:50:55,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 05:50:55,080 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 05:50:55,080 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 05:50:55,080 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 05:50:55,080 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 05:50:55,080 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 05:50:55,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 05:50:55,080 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 05:50:55,081 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 05:50:55,081 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 05:50:55,081 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 05:50:55,081 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_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1 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 -> b3751a2ceaae8972d788d7195cbb1b12ec209633513efd66a5d0e24c48ee8e17 [2024-12-02 05:50:55,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 05:50:55,328 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 05:50:55,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 05:50:55,332 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 05:50:55,332 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 05:50:55,333 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i [2024-12-02 05:50:57,925 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/data/d13726efe/2a094de27288439eba54369ccc2d4425/FLAG2896c9f6e [2024-12-02 05:50:58,166 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 05:50:58,167 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i [2024-12-02 05:50:58,176 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/data/d13726efe/2a094de27288439eba54369ccc2d4425/FLAG2896c9f6e [2024-12-02 05:50:58,508 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/data/d13726efe/2a094de27288439eba54369ccc2d4425 [2024-12-02 05:50:58,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 05:50:58,512 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 05:50:58,513 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 05:50:58,513 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 05:50:58,517 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 05:50:58,518 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:50:58" (1/1) ... [2024-12-02 05:50:58,519 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35f9e34b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:58, skipping insertion in model container [2024-12-02 05:50:58,519 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:50:58" (1/1) ... [2024-12-02 05:50:58,538 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 05:50:58,657 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_212ae030-0ffd-4dd7-80dd-caedadc775a6/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i[916,929] [2024-12-02 05:50:58,732 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 05:50:58,743 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 05:50:58,753 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_212ae030-0ffd-4dd7-80dd-caedadc775a6/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i[916,929] [2024-12-02 05:50:58,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 05:50:58,810 INFO L204 MainTranslator]: Completed translation [2024-12-02 05:50:58,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:58 WrapperNode [2024-12-02 05:50:58,811 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 05:50:58,812 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 05:50:58,812 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 05:50:58,812 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 05:50:58,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:58" (1/1) ... [2024-12-02 05:50:58,829 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:58" (1/1) ... [2024-12-02 05:50:58,863 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 261 [2024-12-02 05:50:58,863 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 05:50:58,864 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 05:50:58,864 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 05:50:58,864 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 05:50:58,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:58" (1/1) ... [2024-12-02 05:50:58,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:58" (1/1) ... [2024-12-02 05:50:58,877 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:58" (1/1) ... [2024-12-02 05:50:58,897 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 05:50:58,898 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:58" (1/1) ... [2024-12-02 05:50:58,898 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:58" (1/1) ... [2024-12-02 05:50:58,909 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:58" (1/1) ... [2024-12-02 05:50:58,911 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:58" (1/1) ... [2024-12-02 05:50:58,915 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:58" (1/1) ... [2024-12-02 05:50:58,919 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:58" (1/1) ... [2024-12-02 05:50:58,921 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:58" (1/1) ... [2024-12-02 05:50:58,926 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 05:50:58,927 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 05:50:58,927 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 05:50:58,927 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 05:50:58,928 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:58" (1/1) ... [2024-12-02 05:50:58,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 05:50:58,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 05:50:58,953 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 05:50:58,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 05:50:58,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 05:50:58,975 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 05:50:58,975 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 05:50:58,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 05:50:58,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 05:50:58,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 05:50:59,046 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 05:50:59,047 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 05:50:59,465 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-12-02 05:50:59,465 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 05:50:59,476 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 05:50:59,476 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-02 05:50:59,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:50:59 BoogieIcfgContainer [2024-12-02 05:50:59,476 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 05:50:59,478 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 05:50:59,478 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 05:50:59,482 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 05:50:59,482 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:50:58" (1/3) ... [2024-12-02 05:50:59,482 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d4e753a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:50:59, skipping insertion in model container [2024-12-02 05:50:59,483 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:58" (2/3) ... [2024-12-02 05:50:59,483 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d4e753a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:50:59, skipping insertion in model container [2024-12-02 05:50:59,483 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:50:59" (3/3) ... [2024-12-02 05:50:59,484 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-22.i [2024-12-02 05:50:59,495 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 05:50:59,497 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-22.i that has 2 procedures, 102 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 05:50:59,541 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 05:50:59,551 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;@1fbf36e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 05:50:59,551 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 05:50:59,554 INFO L276 IsEmpty]: Start isEmpty. Operand has 102 states, 68 states have (on average 1.4264705882352942) internal successors, (97), 69 states have internal predecessors, (97), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 05:50:59,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-12-02 05:50:59,567 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:50:59,568 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:50:59,568 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:50:59,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:50:59,573 INFO L85 PathProgramCache]: Analyzing trace with hash -2033120899, now seen corresponding path program 1 times [2024-12-02 05:50:59,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 05:50:59,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571423492] [2024-12-02 05:50:59,581 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:50:59,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 05:50:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:50:59,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2024-12-02 05:50:59,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 05:50:59,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571423492] [2024-12-02 05:50:59,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571423492] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 05:50:59,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1997976406] [2024-12-02 05:50:59,885 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:50:59,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 05:50:59,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 05:50:59,888 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 05:50:59,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 05:51:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:51:00,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 05:51:00,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 05:51:00,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2024-12-02 05:51:00,107 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 05:51:00,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1997976406] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 05:51:00,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 05:51:00,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 05:51:00,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722679636] [2024-12-02 05:51:00,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 05:51:00,114 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 05:51:00,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 05:51:00,132 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 05:51:00,132 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 05:51:00,135 INFO L87 Difference]: Start difference. First operand has 102 states, 68 states have (on average 1.4264705882352942) internal successors, (97), 69 states have internal predecessors, (97), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 05:51:00,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:51:00,160 INFO L93 Difference]: Finished difference Result 201 states and 346 transitions. [2024-12-02 05:51:00,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 05:51:00,161 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) Word has length 200 [2024-12-02 05:51:00,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:51:00,166 INFO L225 Difference]: With dead ends: 201 [2024-12-02 05:51:00,166 INFO L226 Difference]: Without dead ends: 98 [2024-12-02 05:51:00,169 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 05:51:00,171 INFO L435 NwaCegarLoop]: 156 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, 156 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 [2024-12-02 05:51:00,172 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 05:51:00,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-12-02 05:51:00,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2024-12-02 05:51:00,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 65 states have (on average 1.3846153846153846) internal successors, (90), 65 states have internal predecessors, (90), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 05:51:00,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 152 transitions. [2024-12-02 05:51:00,222 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 152 transitions. Word has length 200 [2024-12-02 05:51:00,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:51:00,222 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 152 transitions. [2024-12-02 05:51:00,223 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 05:51:00,223 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 152 transitions. [2024-12-02 05:51:00,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-12-02 05:51:00,226 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:51:00,227 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:51:00,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 05:51:00,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 05:51:00,427 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:51:00,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:51:00,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1284009477, now seen corresponding path program 1 times [2024-12-02 05:51:00,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 05:51:00,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047307377] [2024-12-02 05:51:00,429 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:51:00,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 05:51:00,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:51:00,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 05:51:00,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 05:51:00,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047307377] [2024-12-02 05:51:00,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047307377] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 05:51:00,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 05:51:00,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 05:51:00,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897878707] [2024-12-02 05:51:00,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 05:51:00,826 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 05:51:00,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 05:51:00,827 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 05:51:00,827 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-12-02 05:51:00,827 INFO L87 Difference]: Start difference. First operand 98 states and 152 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:51:01,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:51:01,156 INFO L93 Difference]: Finished difference Result 325 states and 506 transitions. [2024-12-02 05:51:01,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 05:51:01,157 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 200 [2024-12-02 05:51:01,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:51:01,160 INFO L225 Difference]: With dead ends: 325 [2024-12-02 05:51:01,160 INFO L226 Difference]: Without dead ends: 230 [2024-12-02 05:51:01,161 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-12-02 05:51:01,162 INFO L435 NwaCegarLoop]: 137 mSDtfsCounter, 202 mSDsluCounter, 534 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 671 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 05:51:01,162 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 671 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 05:51:01,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2024-12-02 05:51:01,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 214. [2024-12-02 05:51:01,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 149 states have (on average 1.4161073825503356) internal successors, (211), 149 states have internal predecessors, (211), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-12-02 05:51:01,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 335 transitions. [2024-12-02 05:51:01,200 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 335 transitions. Word has length 200 [2024-12-02 05:51:01,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:51:01,201 INFO L471 AbstractCegarLoop]: Abstraction has 214 states and 335 transitions. [2024-12-02 05:51:01,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:51:01,201 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 335 transitions. [2024-12-02 05:51:01,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-12-02 05:51:01,204 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:51:01,204 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:51:01,205 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 05:51:01,205 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:51:01,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:51:01,205 INFO L85 PathProgramCache]: Analyzing trace with hash 944538956, now seen corresponding path program 1 times [2024-12-02 05:51:01,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 05:51:01,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429251507] [2024-12-02 05:51:01,206 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:51:01,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 05:51:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:51:01,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 05:51:01,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 05:51:01,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429251507] [2024-12-02 05:51:01,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429251507] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 05:51:01,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 05:51:01,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 05:51:01,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383793342] [2024-12-02 05:51:01,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 05:51:01,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 05:51:01,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 05:51:01,896 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 05:51:01,896 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 05:51:01,896 INFO L87 Difference]: Start difference. First operand 214 states and 335 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:51:02,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:51:02,186 INFO L93 Difference]: Finished difference Result 557 states and 868 transitions. [2024-12-02 05:51:02,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 05:51:02,187 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 201 [2024-12-02 05:51:02,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:51:02,190 INFO L225 Difference]: With dead ends: 557 [2024-12-02 05:51:02,191 INFO L226 Difference]: Without dead ends: 346 [2024-12-02 05:51:02,192 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 05:51:02,193 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 122 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 05:51:02,193 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 407 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 05:51:02,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2024-12-02 05:51:02,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 318. [2024-12-02 05:51:02,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 318 states, 221 states have (on average 1.420814479638009) internal successors, (314), 221 states have internal predecessors, (314), 93 states have call successors, (93), 3 states have call predecessors, (93), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 05:51:02,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 500 transitions. [2024-12-02 05:51:02,248 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 500 transitions. Word has length 201 [2024-12-02 05:51:02,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:51:02,249 INFO L471 AbstractCegarLoop]: Abstraction has 318 states and 500 transitions. [2024-12-02 05:51:02,249 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:51:02,249 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 500 transitions. [2024-12-02 05:51:02,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-12-02 05:51:02,253 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:51:02,253 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:51:02,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 05:51:02,253 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:51:02,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:51:02,254 INFO L85 PathProgramCache]: Analyzing trace with hash 1105279212, now seen corresponding path program 1 times [2024-12-02 05:51:02,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 05:51:02,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825183508] [2024-12-02 05:51:02,254 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:51:02,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 05:51:02,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:51:04,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 05:51:04,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 05:51:04,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825183508] [2024-12-02 05:51:04,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825183508] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 05:51:04,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 05:51:04,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 05:51:04,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159183474] [2024-12-02 05:51:04,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 05:51:04,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 05:51:04,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 05:51:04,311 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 05:51:04,311 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 05:51:04,311 INFO L87 Difference]: Start difference. First operand 318 states and 500 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:51:04,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:51:04,742 INFO L93 Difference]: Finished difference Result 802 states and 1266 transitions. [2024-12-02 05:51:04,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 05:51:04,743 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 205 [2024-12-02 05:51:04,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:51:04,747 INFO L225 Difference]: With dead ends: 802 [2024-12-02 05:51:04,747 INFO L226 Difference]: Without dead ends: 575 [2024-12-02 05:51:04,748 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-12-02 05:51:04,749 INFO L435 NwaCegarLoop]: 137 mSDtfsCounter, 82 mSDsluCounter, 389 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 526 SdHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 05:51:04,749 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 526 Invalid, 232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 05:51:04,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2024-12-02 05:51:04,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 568. [2024-12-02 05:51:04,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 568 states, 407 states have (on average 1.42997542997543) internal successors, (582), 407 states have internal predecessors, (582), 155 states have call successors, (155), 5 states have call predecessors, (155), 5 states have return successors, (155), 155 states have call predecessors, (155), 155 states have call successors, (155) [2024-12-02 05:51:04,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 568 states and 892 transitions. [2024-12-02 05:51:04,810 INFO L78 Accepts]: Start accepts. Automaton has 568 states and 892 transitions. Word has length 205 [2024-12-02 05:51:04,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:51:04,810 INFO L471 AbstractCegarLoop]: Abstraction has 568 states and 892 transitions. [2024-12-02 05:51:04,811 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:51:04,811 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 892 transitions. [2024-12-02 05:51:04,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-12-02 05:51:04,813 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:51:04,813 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:51:04,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 05:51:04,814 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:51:04,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:51:04,814 INFO L85 PathProgramCache]: Analyzing trace with hash 94161962, now seen corresponding path program 1 times [2024-12-02 05:51:04,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 05:51:04,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806308308] [2024-12-02 05:51:04,814 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:51:04,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 05:51:04,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:51:05,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 05:51:05,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 05:51:05,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806308308] [2024-12-02 05:51:05,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806308308] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 05:51:05,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 05:51:05,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 05:51:05,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295555215] [2024-12-02 05:51:05,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 05:51:05,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 05:51:05,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 05:51:05,352 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 05:51:05,352 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 05:51:05,353 INFO L87 Difference]: Start difference. First operand 568 states and 892 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:51:05,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:51:05,636 INFO L93 Difference]: Finished difference Result 1439 states and 2256 transitions. [2024-12-02 05:51:05,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 05:51:05,637 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 205 [2024-12-02 05:51:05,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:51:05,642 INFO L225 Difference]: With dead ends: 1439 [2024-12-02 05:51:05,642 INFO L226 Difference]: Without dead ends: 982 [2024-12-02 05:51:05,644 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-12-02 05:51:05,644 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 265 mSDsluCounter, 349 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 517 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 05:51:05,645 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 517 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 05:51:05,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 982 states. [2024-12-02 05:51:05,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 982 to 814. [2024-12-02 05:51:05,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 814 states, 589 states have (on average 1.434634974533107) internal successors, (845), 589 states have internal predecessors, (845), 217 states have call successors, (217), 7 states have call predecessors, (217), 7 states have return successors, (217), 217 states have call predecessors, (217), 217 states have call successors, (217) [2024-12-02 05:51:05,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 814 states and 1279 transitions. [2024-12-02 05:51:05,761 INFO L78 Accepts]: Start accepts. Automaton has 814 states and 1279 transitions. Word has length 205 [2024-12-02 05:51:05,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:51:05,762 INFO L471 AbstractCegarLoop]: Abstraction has 814 states and 1279 transitions. [2024-12-02 05:51:05,762 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:51:05,762 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1279 transitions. [2024-12-02 05:51:05,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-12-02 05:51:05,765 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:51:05,765 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:51:05,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 05:51:05,765 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:51:05,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:51:05,766 INFO L85 PathProgramCache]: Analyzing trace with hash -720642501, now seen corresponding path program 1 times [2024-12-02 05:51:05,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 05:51:05,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194875782] [2024-12-02 05:51:05,766 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:51:05,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 05:51:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:51:06,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 05:51:06,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 05:51:06,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194875782] [2024-12-02 05:51:06,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194875782] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 05:51:06,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 05:51:06,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 05:51:06,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142414876] [2024-12-02 05:51:06,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 05:51:06,089 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 05:51:06,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 05:51:06,090 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 05:51:06,090 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 05:51:06,090 INFO L87 Difference]: Start difference. First operand 814 states and 1279 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:51:06,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:51:06,220 INFO L93 Difference]: Finished difference Result 1981 states and 3109 transitions. [2024-12-02 05:51:06,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 05:51:06,221 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 206 [2024-12-02 05:51:06,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:51:06,228 INFO L225 Difference]: With dead ends: 1981 [2024-12-02 05:51:06,229 INFO L226 Difference]: Without dead ends: 1272 [2024-12-02 05:51:06,231 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 [2024-12-02 05:51:06,232 INFO L435 NwaCegarLoop]: 181 mSDtfsCounter, 102 mSDsluCounter, 308 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 489 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 05:51:06,232 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 489 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 05:51:06,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1272 states. [2024-12-02 05:51:06,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1272 to 912. [2024-12-02 05:51:06,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 912 states, 687 states have (on average 1.4294032023289664) internal successors, (982), 687 states have internal predecessors, (982), 217 states have call successors, (217), 7 states have call predecessors, (217), 7 states have return successors, (217), 217 states have call predecessors, (217), 217 states have call successors, (217) [2024-12-02 05:51:06,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 912 states and 1416 transitions. [2024-12-02 05:51:06,338 INFO L78 Accepts]: Start accepts. Automaton has 912 states and 1416 transitions. Word has length 206 [2024-12-02 05:51:06,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:51:06,338 INFO L471 AbstractCegarLoop]: Abstraction has 912 states and 1416 transitions. [2024-12-02 05:51:06,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:51:06,339 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1416 transitions. [2024-12-02 05:51:06,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-12-02 05:51:06,341 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:51:06,341 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:51:06,341 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 05:51:06,341 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:51:06,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:51:06,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1885381053, now seen corresponding path program 1 times [2024-12-02 05:51:06,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 05:51:06,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671281409] [2024-12-02 05:51:06,342 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:51:06,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 05:51:06,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:51:07,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 63 proven. 27 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-12-02 05:51:07,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 05:51:07,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671281409] [2024-12-02 05:51:07,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671281409] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 05:51:07,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [929428697] [2024-12-02 05:51:07,331 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:51:07,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 05:51:07,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 05:51:07,333 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 05:51:07,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 05:51:07,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:51:07,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-02 05:51:07,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 05:51:08,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 828 proven. 27 refuted. 0 times theorem prover too weak. 1005 trivial. 0 not checked. [2024-12-02 05:51:08,894 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 05:51:10,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 63 proven. 27 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-12-02 05:51:10,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [929428697] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 05:51:10,342 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 05:51:10,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 10] total 25 [2024-12-02 05:51:10,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198288232] [2024-12-02 05:51:10,343 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 05:51:10,344 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-12-02 05:51:10,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 05:51:10,344 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-12-02 05:51:10,344 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=482, Unknown=0, NotChecked=0, Total=600 [2024-12-02 05:51:10,345 INFO L87 Difference]: Start difference. First operand 912 states and 1416 transitions. Second operand has 25 states, 24 states have (on average 5.958333333333333) internal successors, (143), 25 states have internal predecessors, (143), 7 states have call successors, (93), 3 states have call predecessors, (93), 6 states have return successors, (93), 6 states have call predecessors, (93), 7 states have call successors, (93) [2024-12-02 05:51:12,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:51:12,458 INFO L93 Difference]: Finished difference Result 2085 states and 3187 transitions. [2024-12-02 05:51:12,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-02 05:51:12,458 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 5.958333333333333) internal successors, (143), 25 states have internal predecessors, (143), 7 states have call successors, (93), 3 states have call predecessors, (93), 6 states have return successors, (93), 6 states have call predecessors, (93), 7 states have call successors, (93) Word has length 206 [2024-12-02 05:51:12,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:51:12,466 INFO L225 Difference]: With dead ends: 2085 [2024-12-02 05:51:12,466 INFO L226 Difference]: Without dead ends: 1344 [2024-12-02 05:51:12,469 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 443 GetRequests, 401 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 343 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=428, Invalid=1464, Unknown=0, NotChecked=0, Total=1892 [2024-12-02 05:51:12,470 INFO L435 NwaCegarLoop]: 128 mSDtfsCounter, 402 mSDsluCounter, 1258 mSDsCounter, 0 mSdLazyCounter, 1708 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 432 SdHoareTripleChecker+Valid, 1386 SdHoareTripleChecker+Invalid, 1977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 1708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 05:51:12,470 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [432 Valid, 1386 Invalid, 1977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 1708 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 05:51:12,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1344 states. [2024-12-02 05:51:12,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1344 to 908. [2024-12-02 05:51:12,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 908 states, 681 states have (on average 1.42143906020558) internal successors, (968), 681 states have internal predecessors, (968), 217 states have call successors, (217), 9 states have call predecessors, (217), 9 states have return successors, (217), 217 states have call predecessors, (217), 217 states have call successors, (217) [2024-12-02 05:51:12,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 908 states and 1402 transitions. [2024-12-02 05:51:12,608 INFO L78 Accepts]: Start accepts. Automaton has 908 states and 1402 transitions. Word has length 206 [2024-12-02 05:51:12,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:51:12,608 INFO L471 AbstractCegarLoop]: Abstraction has 908 states and 1402 transitions. [2024-12-02 05:51:12,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 5.958333333333333) internal successors, (143), 25 states have internal predecessors, (143), 7 states have call successors, (93), 3 states have call predecessors, (93), 6 states have return successors, (93), 6 states have call predecessors, (93), 7 states have call successors, (93) [2024-12-02 05:51:12,609 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1402 transitions. [2024-12-02 05:51:12,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-12-02 05:51:12,611 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:51:12,611 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:51:12,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 05:51:12,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 05:51:12,812 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:51:12,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:51:12,812 INFO L85 PathProgramCache]: Analyzing trace with hash 167216300, now seen corresponding path program 1 times [2024-12-02 05:51:12,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 05:51:12,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485712217] [2024-12-02 05:51:12,812 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:51:12,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 05:51:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:51:12,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 05:51:12,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 05:51:12,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485712217] [2024-12-02 05:51:12,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485712217] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 05:51:12,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 05:51:12,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 05:51:12,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248015821] [2024-12-02 05:51:12,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 05:51:12,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 05:51:12,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 05:51:12,871 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 05:51:12,871 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 05:51:12,871 INFO L87 Difference]: Start difference. First operand 908 states and 1402 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:51:12,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:51:12,945 INFO L93 Difference]: Finished difference Result 1954 states and 3013 transitions. [2024-12-02 05:51:12,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 05:51:12,945 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 206 [2024-12-02 05:51:12,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:51:12,949 INFO L225 Difference]: With dead ends: 1954 [2024-12-02 05:51:12,949 INFO L226 Difference]: Without dead ends: 1160 [2024-12-02 05:51:12,951 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 05:51:12,951 INFO L435 NwaCegarLoop]: 156 mSDtfsCounter, 41 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 05:51:12,952 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 294 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 05:51:12,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1160 states. [2024-12-02 05:51:13,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1160 to 1043. [2024-12-02 05:51:13,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1043 states, 816 states have (on average 1.4227941176470589) internal successors, (1161), 816 states have internal predecessors, (1161), 217 states have call successors, (217), 9 states have call predecessors, (217), 9 states have return successors, (217), 217 states have call predecessors, (217), 217 states have call successors, (217) [2024-12-02 05:51:13,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 1043 states and 1595 transitions. [2024-12-02 05:51:13,026 INFO L78 Accepts]: Start accepts. Automaton has 1043 states and 1595 transitions. Word has length 206 [2024-12-02 05:51:13,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:51:13,026 INFO L471 AbstractCegarLoop]: Abstraction has 1043 states and 1595 transitions. [2024-12-02 05:51:13,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:51:13,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1595 transitions. [2024-12-02 05:51:13,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-12-02 05:51:13,029 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:51:13,029 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:51:13,029 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 05:51:13,029 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:51:13,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:51:13,030 INFO L85 PathProgramCache]: Analyzing trace with hash -853852054, now seen corresponding path program 1 times [2024-12-02 05:51:13,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 05:51:13,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734377554] [2024-12-02 05:51:13,030 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:51:13,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 05:51:13,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 05:51:13,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1361419968] [2024-12-02 05:51:13,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:51:13,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 05:51:13,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 05:51:13,153 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 05:51:13,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 05:51:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:51:13,485 INFO L256 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 87 conjuncts are in the unsatisfiable core [2024-12-02 05:51:13,490 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 05:51:18,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 1537 proven. 129 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-12-02 05:51:18,354 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 05:51:31,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 05:51:31,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734377554] [2024-12-02 05:51:31,110 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 05:51:31,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1361419968] [2024-12-02 05:51:31,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1361419968] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 05:51:31,110 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-12-02 05:51:31,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49] total 49 [2024-12-02 05:51:31,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497545832] [2024-12-02 05:51:31,110 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-12-02 05:51:31,110 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-12-02 05:51:31,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 05:51:31,111 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-12-02 05:51:31,112 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=656, Invalid=3004, Unknown=0, NotChecked=0, Total=3660 [2024-12-02 05:51:31,113 INFO L87 Difference]: Start difference. First operand 1043 states and 1595 transitions. Second operand has 50 states, 50 states have (on average 2.1) internal successors, (105), 44 states have internal predecessors, (105), 13 states have call successors, (31), 13 states have call predecessors, (31), 18 states have return successors, (31), 14 states have call predecessors, (31), 13 states have call successors, (31) [2024-12-02 05:51:35,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:51:35,460 INFO L93 Difference]: Finished difference Result 1881 states and 2756 transitions. [2024-12-02 05:51:35,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-12-02 05:51:35,461 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 50 states have (on average 2.1) internal successors, (105), 44 states have internal predecessors, (105), 13 states have call successors, (31), 13 states have call predecessors, (31), 18 states have return successors, (31), 14 states have call predecessors, (31), 13 states have call successors, (31) Word has length 206 [2024-12-02 05:51:35,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:51:35,466 INFO L225 Difference]: With dead ends: 1881 [2024-12-02 05:51:35,466 INFO L226 Difference]: Without dead ends: 1605 [2024-12-02 05:51:35,470 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 3500 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=2266, Invalid=10616, Unknown=0, NotChecked=0, Total=12882 [2024-12-02 05:51:35,471 INFO L435 NwaCegarLoop]: 190 mSDtfsCounter, 522 mSDsluCounter, 1447 mSDsCounter, 0 mSdLazyCounter, 1886 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 522 SdHoareTripleChecker+Valid, 1637 SdHoareTripleChecker+Invalid, 2061 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1886 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 05:51:35,471 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [522 Valid, 1637 Invalid, 2061 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1886 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 05:51:35,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1605 states. [2024-12-02 05:51:35,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1605 to 1411. [2024-12-02 05:51:35,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1411 states, 1090 states have (on average 1.3770642201834862) internal successors, (1501), 1096 states have internal predecessors, (1501), 291 states have call successors, (291), 29 states have call predecessors, (291), 29 states have return successors, (291), 285 states have call predecessors, (291), 291 states have call successors, (291) [2024-12-02 05:51:35,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1411 states and 2083 transitions. [2024-12-02 05:51:35,644 INFO L78 Accepts]: Start accepts. Automaton has 1411 states and 2083 transitions. Word has length 206 [2024-12-02 05:51:35,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:51:35,644 INFO L471 AbstractCegarLoop]: Abstraction has 1411 states and 2083 transitions. [2024-12-02 05:51:35,644 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 2.1) internal successors, (105), 44 states have internal predecessors, (105), 13 states have call successors, (31), 13 states have call predecessors, (31), 18 states have return successors, (31), 14 states have call predecessors, (31), 13 states have call successors, (31) [2024-12-02 05:51:35,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 2083 transitions. [2024-12-02 05:51:35,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-12-02 05:51:35,647 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:51:35,647 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:51:35,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 05:51:35,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-12-02 05:51:35,848 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:51:35,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:51:35,849 INFO L85 PathProgramCache]: Analyzing trace with hash -1864969304, now seen corresponding path program 1 times [2024-12-02 05:51:35,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 05:51:35,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814479080] [2024-12-02 05:51:35,849 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:51:35,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 05:51:36,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:51:37,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 492 proven. 60 refuted. 0 times theorem prover too weak. 1308 trivial. 0 not checked. [2024-12-02 05:51:37,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 05:51:37,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814479080] [2024-12-02 05:51:37,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814479080] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 05:51:37,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [390051153] [2024-12-02 05:51:37,456 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:51:37,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 05:51:37,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 05:51:37,457 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 05:51:37,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 05:51:37,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:51:37,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-12-02 05:51:37,583 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 05:51:39,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 1184 proven. 126 refuted. 0 times theorem prover too weak. 550 trivial. 0 not checked. [2024-12-02 05:51:39,391 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 05:51:40,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [390051153] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 05:51:40,846 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 05:51:40,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 28] total 40 [2024-12-02 05:51:40,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074454290] [2024-12-02 05:51:40,846 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 05:51:40,847 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-12-02 05:51:40,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 05:51:40,848 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-12-02 05:51:40,849 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=403, Invalid=1853, Unknown=0, NotChecked=0, Total=2256 [2024-12-02 05:51:40,849 INFO L87 Difference]: Start difference. First operand 1411 states and 2083 transitions. Second operand has 40 states, 37 states have (on average 3.054054054054054) internal successors, (113), 33 states have internal predecessors, (113), 14 states have call successors, (62), 9 states have call predecessors, (62), 13 states have return successors, (62), 16 states have call predecessors, (62), 14 states have call successors, (62) [2024-12-02 05:51:44,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:51:44,147 INFO L93 Difference]: Finished difference Result 2822 states and 3991 transitions. [2024-12-02 05:51:44,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-12-02 05:51:44,148 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 37 states have (on average 3.054054054054054) internal successors, (113), 33 states have internal predecessors, (113), 14 states have call successors, (62), 9 states have call predecessors, (62), 13 states have return successors, (62), 16 states have call predecessors, (62), 14 states have call successors, (62) Word has length 206 [2024-12-02 05:51:44,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:51:44,158 INFO L225 Difference]: With dead ends: 2822 [2024-12-02 05:51:44,159 INFO L226 Difference]: Without dead ends: 2464 [2024-12-02 05:51:44,163 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 333 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2410 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=1861, Invalid=7451, Unknown=0, NotChecked=0, Total=9312 [2024-12-02 05:51:44,163 INFO L435 NwaCegarLoop]: 197 mSDtfsCounter, 812 mSDsluCounter, 2085 mSDsCounter, 0 mSdLazyCounter, 2194 mSolverCounterSat, 338 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 830 SdHoareTripleChecker+Valid, 2282 SdHoareTripleChecker+Invalid, 2532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 338 IncrementalHoareTripleChecker+Valid, 2194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 05:51:44,163 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [830 Valid, 2282 Invalid, 2532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [338 Valid, 2194 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 05:51:44,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2464 states. [2024-12-02 05:51:44,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2464 to 2354. [2024-12-02 05:51:44,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2354 states, 1813 states have (on average 1.34142305570877) internal successors, (2432), 1821 states have internal predecessors, (2432), 449 states have call successors, (449), 91 states have call predecessors, (449), 91 states have return successors, (449), 441 states have call predecessors, (449), 449 states have call successors, (449) [2024-12-02 05:51:44,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 2354 states and 3330 transitions. [2024-12-02 05:51:44,347 INFO L78 Accepts]: Start accepts. Automaton has 2354 states and 3330 transitions. Word has length 206 [2024-12-02 05:51:44,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:51:44,348 INFO L471 AbstractCegarLoop]: Abstraction has 2354 states and 3330 transitions. [2024-12-02 05:51:44,348 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 37 states have (on average 3.054054054054054) internal successors, (113), 33 states have internal predecessors, (113), 14 states have call successors, (62), 9 states have call predecessors, (62), 13 states have return successors, (62), 16 states have call predecessors, (62), 14 states have call successors, (62) [2024-12-02 05:51:44,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 3330 transitions. [2024-12-02 05:51:44,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-12-02 05:51:44,350 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:51:44,350 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:51:44,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 05:51:44,550 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-12-02 05:51:44,551 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:51:44,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:51:44,551 INFO L85 PathProgramCache]: Analyzing trace with hash -915891668, now seen corresponding path program 1 times [2024-12-02 05:51:44,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 05:51:44,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890069803] [2024-12-02 05:51:44,551 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:51:44,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 05:51:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:51:44,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 05:51:44,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 05:51:44,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890069803] [2024-12-02 05:51:44,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890069803] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 05:51:44,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 05:51:44,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 05:51:44,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895475369] [2024-12-02 05:51:44,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 05:51:44,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 05:51:44,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 05:51:44,758 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 05:51:44,759 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 05:51:44,759 INFO L87 Difference]: Start difference. First operand 2354 states and 3330 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:51:45,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:51:45,313 INFO L93 Difference]: Finished difference Result 3809 states and 5417 transitions. [2024-12-02 05:51:45,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 05:51:45,313 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 206 [2024-12-02 05:51:45,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:51:45,328 INFO L225 Difference]: With dead ends: 3809 [2024-12-02 05:51:45,328 INFO L226 Difference]: Without dead ends: 3145 [2024-12-02 05:51:45,331 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-12-02 05:51:45,332 INFO L435 NwaCegarLoop]: 152 mSDtfsCounter, 179 mSDsluCounter, 496 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 648 SdHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 05:51:45,332 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 648 Invalid, 272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 05:51:45,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3145 states. [2024-12-02 05:51:45,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3145 to 2875. [2024-12-02 05:51:45,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2875 states, 2152 states have (on average 1.3108736059479553) internal successors, (2821), 2164 states have internal predecessors, (2821), 596 states have call successors, (596), 126 states have call predecessors, (596), 126 states have return successors, (596), 584 states have call predecessors, (596), 596 states have call successors, (596) [2024-12-02 05:51:45,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 2875 states and 4013 transitions. [2024-12-02 05:51:45,750 INFO L78 Accepts]: Start accepts. Automaton has 2875 states and 4013 transitions. Word has length 206 [2024-12-02 05:51:45,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:51:45,751 INFO L471 AbstractCegarLoop]: Abstraction has 2875 states and 4013 transitions. [2024-12-02 05:51:45,751 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:51:45,751 INFO L276 IsEmpty]: Start isEmpty. Operand 2875 states and 4013 transitions. [2024-12-02 05:51:45,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-12-02 05:51:45,753 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:51:45,753 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:51:45,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 05:51:45,753 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:51:45,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:51:45,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1505972398, now seen corresponding path program 1 times [2024-12-02 05:51:45,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 05:51:45,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736888097] [2024-12-02 05:51:45,754 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:51:45,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 05:51:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 05:51:46,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [984009565] [2024-12-02 05:51:46,040 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:51:46,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 05:51:46,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 05:51:46,042 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 05:51:46,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 05:51:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 05:51:46,204 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 05:51:46,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 05:51:46,350 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 05:51:46,350 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 05:51:46,350 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 05:51:46,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-02 05:51:46,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 05:51:46,554 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:51:46,668 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 05:51:46,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 05:51:46 BoogieIcfgContainer [2024-12-02 05:51:46,671 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 05:51:46,672 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 05:51:46,672 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 05:51:46,672 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 05:51:46,673 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:50:59" (3/4) ... [2024-12-02 05:51:46,675 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 05:51:46,676 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 05:51:46,676 INFO L158 Benchmark]: Toolchain (without parser) took 48164.54ms. Allocated memory was 142.6MB in the beginning and 226.5MB in the end (delta: 83.9MB). Free memory was 116.5MB in the beginning and 141.8MB in the end (delta: -25.3MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. [2024-12-02 05:51:46,677 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 05:51:46,677 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.28ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 99.1MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 05:51:46,677 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.54ms. Allocated memory is still 142.6MB. Free memory was 99.1MB in the beginning and 93.3MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 05:51:46,677 INFO L158 Benchmark]: Boogie Preprocessor took 62.14ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 83.0MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 05:51:46,677 INFO L158 Benchmark]: RCFGBuilder took 549.67ms. Allocated memory is still 142.6MB. Free memory was 82.8MB in the beginning and 107.7MB in the end (delta: -24.9MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2024-12-02 05:51:46,678 INFO L158 Benchmark]: TraceAbstraction took 47193.34ms. Allocated memory was 142.6MB in the beginning and 226.5MB in the end (delta: 83.9MB). Free memory was 107.1MB in the beginning and 143.2MB in the end (delta: -36.1MB). Peak memory consumption was 140.1MB. Max. memory is 16.1GB. [2024-12-02 05:51:46,678 INFO L158 Benchmark]: Witness Printer took 3.71ms. Allocated memory is still 226.5MB. Free memory was 143.2MB in the beginning and 141.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 05:51:46,679 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.28ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 99.1MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.54ms. Allocated memory is still 142.6MB. Free memory was 99.1MB in the beginning and 93.3MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.14ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 83.0MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 549.67ms. Allocated memory is still 142.6MB. Free memory was 82.8MB in the beginning and 107.7MB in the end (delta: -24.9MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * TraceAbstraction took 47193.34ms. Allocated memory was 142.6MB in the beginning and 226.5MB in the end (delta: 83.9MB). Free memory was 107.1MB in the beginning and 143.2MB in the end (delta: -36.1MB). Peak memory consumption was 140.1MB. Max. memory is 16.1GB. * Witness Printer took 3.71ms. Allocated memory is still 226.5MB. Free memory was 143.2MB in the beginning and 141.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 204, overapproximation of someBinaryFLOATComparisonOperation at line 69, overapproximation of someBinaryFLOATComparisonOperation at line 162, overapproximation of bitwiseOr at line 204, overapproximation of bitwiseOr at line 66, overapproximation of someBinaryDOUBLEComparisonOperation at line 204, overapproximation of someBinaryDOUBLEComparisonOperation at line 204, overapproximation of someBinaryDOUBLEComparisonOperation at line 95. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] signed short int var_1_6 = -1; [L24] unsigned char var_1_7 = 1; [L25] unsigned char var_1_8 = 1; [L26] signed char var_1_9 = -128; [L27] signed char var_1_12 = 10; [L28] signed char var_1_13 = -64; [L29] signed char var_1_14 = 1; [L30] signed char var_1_15 = -25; [L31] unsigned short int var_1_16 = 256; [L32] signed char var_1_18 = 4; [L33] float var_1_19 = 100.5; [L34] float var_1_20 = 4.5; [L35] signed char var_1_21 = 0; [L36] signed char var_1_22 = 64; [L37] signed char var_1_23 = 2; [L38] signed char var_1_24 = 4; [L39] unsigned long int var_1_25 = 8; [L40] unsigned char var_1_27 = 50; [L41] unsigned char var_1_28 = 5; [L42] signed short int var_1_29 = 32; [L43] signed long int var_1_30 = 1; [L44] signed long int var_1_31 = 0; [L45] unsigned char var_1_33 = 2; [L46] unsigned char var_1_34 = 128; [L47] unsigned char var_1_35 = 2; [L48] unsigned char var_1_36 = 200; [L49] unsigned char var_1_37 = 32; [L50] double var_1_38 = 10.3; [L51] signed short int var_1_39 = -256; [L52] signed short int last_1_var_1_6 = -1; [L53] signed char last_1_var_1_9 = -128; [L54] unsigned short int last_1_var_1_16 = 256; [L55] signed char last_1_var_1_18 = 4; [L56] float last_1_var_1_19 = 100.5; [L57] unsigned long int last_1_var_1_25 = 8; [L58] unsigned char last_1_var_1_27 = 50; [L59] signed short int last_1_var_1_29 = 32; [L60] unsigned char last_1_var_1_33 = 2; [L61] unsigned char last_1_var_1_35 = 2; VAL [isInitial=0, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=1, var_1_9=-128] [L208] isInitial = 1 [L209] FCALL initially() [L210] int k_loop; [L211] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=1, var_1_9=-128] [L211] COND TRUE k_loop < 1 VAL [isInitial=1, k_loop=0, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=1, var_1_9=-128] [L212] CALL updateLastVariables() [L192] last_1_var_1_6 = var_1_6 [L193] last_1_var_1_9 = var_1_9 [L194] last_1_var_1_16 = var_1_16 [L195] last_1_var_1_18 = var_1_18 [L196] last_1_var_1_19 = var_1_19 [L197] last_1_var_1_25 = var_1_25 [L198] last_1_var_1_27 = var_1_27 [L199] last_1_var_1_29 = var_1_29 [L200] last_1_var_1_33 = var_1_33 [L201] last_1_var_1_35 = var_1_35 VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=1, var_1_9=-128] [L212] RET updateLastVariables() [L213] CALL updateVariables() [L143] var_1_7 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_8=1, var_1_9=-128] [L144] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_8=1, var_1_9=-128] [L145] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L145] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L146] var_1_8 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_9=-128] [L147] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_9=-128] [L148] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L148] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L149] var_1_12 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L150] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L151] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L151] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L152] var_1_13 = __VERIFIER_nondet_char() [L153] CALL assume_abort_if_not(var_1_13 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L153] RET assume_abort_if_not(var_1_13 >= -127) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L154] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L154] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L155] var_1_14 = __VERIFIER_nondet_char() [L156] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L156] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L157] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L157] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L158] var_1_15 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_15 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L159] RET assume_abort_if_not(var_1_15 >= -63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L160] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L160] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L161] var_1_20 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L162] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L163] var_1_22 = __VERIFIER_nondet_char() [L164] CALL assume_abort_if_not(var_1_22 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L164] RET assume_abort_if_not(var_1_22 >= -1) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L165] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L165] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L166] var_1_23 = __VERIFIER_nondet_char() [L167] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L167] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L168] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L168] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L169] var_1_24 = __VERIFIER_nondet_char() [L170] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L170] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L171] CALL assume_abort_if_not(var_1_24 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L171] RET assume_abort_if_not(var_1_24 <= 63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L172] var_1_28 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L173] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L174] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L174] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L175] var_1_30 = __VERIFIER_nondet_long() [L176] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L176] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L177] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L177] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L178] var_1_31 = __VERIFIER_nondet_long() [L179] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L179] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L180] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L180] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L181] var_1_34 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_34 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L182] RET assume_abort_if_not(var_1_34 >= 127) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L183] CALL assume_abort_if_not(var_1_34 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L183] RET assume_abort_if_not(var_1_34 <= 254) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L184] var_1_36 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_36 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L185] RET assume_abort_if_not(var_1_36 >= 190) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L186] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L186] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L187] var_1_37 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_37 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L188] RET assume_abort_if_not(var_1_37 >= 31) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L189] CALL assume_abort_if_not(var_1_37 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L189] RET assume_abort_if_not(var_1_37 <= 63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L213] RET updateVariables() [L214] CALL step() [L65] signed long int stepLocal_0 = 50 * last_1_var_1_29; VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_0=1600, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L66] EXPR last_1_var_1_16 | last_1_var_1_9 VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_0=1600, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L66] COND FALSE !((last_1_var_1_16 | last_1_var_1_9) >= stepLocal_0) [L69] COND FALSE !((last_1_var_1_19 + last_1_var_1_19) > 200.875f) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L76] signed long int stepLocal_4 = last_1_var_1_9; [L77] signed long int stepLocal_3 = var_1_24 % var_1_34; VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_3=61, stepLocal_4=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L78] COND FALSE !(last_1_var_1_16 <= stepLocal_4) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_3=61, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L81] COND TRUE stepLocal_3 >= last_1_var_1_27 VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L82] COND FALSE !(\read(var_1_7)) [L85] var_1_33 = var_1_28 VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=50, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=61, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L89] var_1_19 = var_1_20 [L90] var_1_21 = ((((var_1_12) < ((var_1_22 - (var_1_23 + var_1_24)))) ? (var_1_12) : ((var_1_22 - (var_1_23 + var_1_24))))) [L91] var_1_27 = ((((((var_1_24 + 50)) > (var_1_23)) ? ((var_1_24 + 50)) : (var_1_23))) + var_1_28) [L92] var_1_38 = var_1_20 [L93] var_1_39 = 128 [L94] unsigned char stepLocal_2 = var_1_7; VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=62, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=8, var_1_27=172, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=61, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L95] COND FALSE !(var_1_38 <= ((((var_1_38) > (var_1_19)) ? (var_1_38) : (var_1_19)))) [L100] var_1_25 = 2u VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=256, var_1_18=4, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=62, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=2, var_1_27=172, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=61, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L102] COND FALSE !(\read(var_1_7)) [L109] var_1_16 = var_1_9 VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=-128, var_1_18=4, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=62, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=2, var_1_27=172, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=61, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L111] signed long int stepLocal_5 = var_1_30 + var_1_39; VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, stepLocal_5=128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=-128, var_1_18=4, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=62, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=2, var_1_27=172, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=61, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L112] COND TRUE (var_1_25 - last_1_var_1_35) <= stepLocal_5 VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=-128, var_1_18=4, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=62, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=2, var_1_27=172, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=61, var_1_34=-129, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L113] COND FALSE !(\read(var_1_7)) [L116] var_1_35 = ((var_1_36 - (var_1_37 - var_1_30)) - ((((var_1_28) < (var_1_24)) ? (var_1_28) : (var_1_24)))) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=-128, var_1_18=4, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=62, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=2, var_1_27=172, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=61, var_1_34=-129, var_1_35=66, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L119] unsigned short int stepLocal_1 = var_1_1; VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_1=32, stepLocal_2=0, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=-128, var_1_18=4, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=62, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=2, var_1_27=172, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=61, var_1_34=-129, var_1_35=66, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L120] COND TRUE stepLocal_1 <= var_1_35 [L121] var_1_18 = (((((((((4) < 0 ) ? -(4) : (4)))) < (var_1_15)) ? (((((4) < 0 ) ? -(4) : (4)))) : (var_1_15))) + var_1_14) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=-128, var_1_18=67, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=62, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=2, var_1_27=172, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=61, var_1_34=-129, var_1_35=66, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L125] EXPR var_1_35 << ((((var_1_30) > (var_1_31)) ? (var_1_30) : (var_1_31))) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=-128, var_1_18=67, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=62, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=2, var_1_27=172, var_1_28=61, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=61, var_1_34=-129, var_1_35=66, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L125] COND FALSE !((var_1_35 << ((((var_1_30) > (var_1_31)) ? (var_1_30) : (var_1_31)))) >= var_1_18) [L130] var_1_29 = (var_1_28 - var_1_30) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=-128, var_1_18=67, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=62, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=2, var_1_27=172, var_1_28=61, var_1_29=61, var_1_30=0, var_1_31=0, var_1_33=61, var_1_34=-129, var_1_35=66, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=-255, var_1_9=-128] [L132] COND TRUE var_1_21 > var_1_29 [L133] var_1_6 = (var_1_21 - last_1_var_1_6) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=-128, var_1_18=67, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=62, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=2, var_1_27=172, var_1_28=61, var_1_29=61, var_1_30=0, var_1_31=0, var_1_33=61, var_1_34=-129, var_1_35=66, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=63, var_1_7=0, var_1_8=-255, var_1_9=-128] [L214] RET step() [L215] CALL, EXPR property() [L204] EXPR last_1_var_1_16 | last_1_var_1_9 VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=-128, var_1_18=67, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=62, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=2, var_1_27=172, var_1_28=61, var_1_29=61, var_1_30=0, var_1_31=0, var_1_33=61, var_1_34=-129, var_1_35=66, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=63, var_1_7=0, var_1_8=-255, var_1_9=-128] [L204] EXPR (((((((((((last_1_var_1_16 | last_1_var_1_9) >= (50 * last_1_var_1_29)) ? (var_1_1 == ((unsigned short int) ((((last_1_var_1_9) < (((((last_1_var_1_16) > (last_1_var_1_33)) ? (last_1_var_1_16) : (last_1_var_1_33))))) ? (last_1_var_1_9) : (((((last_1_var_1_16) > (last_1_var_1_33)) ? (last_1_var_1_16) : (last_1_var_1_33)))))))) : 1) && ((var_1_21 > var_1_29) ? (var_1_6 == ((signed short int) (var_1_21 - last_1_var_1_6))) : ((var_1_7 && var_1_8) ? (var_1_6 == ((signed short int) last_1_var_1_6)) : (var_1_6 == ((signed short int) -2))))) && (((last_1_var_1_19 + last_1_var_1_19) > 200.875f) ? ((last_1_var_1_25 > last_1_var_1_18) ? (var_1_9 == ((signed char) ((((var_1_12) > (((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15)))))) ? (var_1_12) : (((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15))))))))) : (var_1_9 == ((signed char) ((((((((-32) < (100)) ? (-32) : (100)))) > (var_1_13)) ? (((((-32) < (100)) ? (-32) : (100)))) : (var_1_13)))))) : 1)) && (var_1_7 ? ((! var_1_8) ? (var_1_16 == ((unsigned short int) ((((var_1_27 + var_1_27) < 0 ) ? -(var_1_27 + var_1_27) : (var_1_27 + var_1_27))))) : (var_1_16 == ((unsigned short int) var_1_33))) : (var_1_16 == ((unsigned short int) var_1_9)))) && ((var_1_1 <= var_1_35) ? (var_1_18 == ((signed char) (((((((((4) < 0 ) ? -(4) : (4)))) < (var_1_15)) ? (((((4) < 0 ) ? -(4) : (4)))) : (var_1_15))) + var_1_14))) : (var_1_18 == ((signed char) var_1_13)))) && (var_1_19 == ((float) var_1_20))) && (var_1_21 == ((signed char) ((((var_1_12) < ((var_1_22 - (var_1_23 + var_1_24)))) ? (var_1_12) : ((var_1_22 - (var_1_23 + var_1_24)))))))) && ((var_1_38 <= ((((var_1_38) > (var_1_19)) ? (var_1_38) : (var_1_19)))) ? (((! (var_1_27 < var_1_27)) && var_1_7) ? (var_1_25 == ((unsigned long int) var_1_1)) : 1) : (var_1_25 == ((unsigned long int) 2u)))) && (var_1_27 == ((unsigned char) ((((((var_1_24 + 50)) > (var_1_23)) ? ((var_1_24 + 50)) : (var_1_23))) + var_1_28)))) && (((var_1_35 << ((((var_1_30) > (var_1_31)) ? (var_1_30) : (var_1_31)))) >= var_1_18) ? ((var_1_35 != ((((-64) > (var_1_23)) ? (-64) : (var_1_23)))) ? (var_1_29 == ((signed short int) (((((50 + var_1_23) - var_1_33) < 0 ) ? -((50 + var_1_23) - var_1_33) : ((50 + var_1_23) - var_1_33))))) : 1) : (var_1_29 == ((signed short int) (var_1_28 - var_1_30)))) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=-128, var_1_18=67, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=62, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=2, var_1_27=172, var_1_28=61, var_1_29=61, var_1_30=0, var_1_31=0, var_1_33=61, var_1_34=-129, var_1_35=66, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=63, var_1_7=0, var_1_8=-255, var_1_9=-128] [L204-L205] return (((((((((((((((last_1_var_1_16 | last_1_var_1_9) >= (50 * last_1_var_1_29)) ? (var_1_1 == ((unsigned short int) ((((last_1_var_1_9) < (((((last_1_var_1_16) > (last_1_var_1_33)) ? (last_1_var_1_16) : (last_1_var_1_33))))) ? (last_1_var_1_9) : (((((last_1_var_1_16) > (last_1_var_1_33)) ? (last_1_var_1_16) : (last_1_var_1_33)))))))) : 1) && ((var_1_21 > var_1_29) ? (var_1_6 == ((signed short int) (var_1_21 - last_1_var_1_6))) : ((var_1_7 && var_1_8) ? (var_1_6 == ((signed short int) last_1_var_1_6)) : (var_1_6 == ((signed short int) -2))))) && (((last_1_var_1_19 + last_1_var_1_19) > 200.875f) ? ((last_1_var_1_25 > last_1_var_1_18) ? (var_1_9 == ((signed char) ((((var_1_12) > (((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15)))))) ? (var_1_12) : (((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15))))))))) : (var_1_9 == ((signed char) ((((((((-32) < (100)) ? (-32) : (100)))) > (var_1_13)) ? (((((-32) < (100)) ? (-32) : (100)))) : (var_1_13)))))) : 1)) && (var_1_7 ? ((! var_1_8) ? (var_1_16 == ((unsigned short int) ((((var_1_27 + var_1_27) < 0 ) ? -(var_1_27 + var_1_27) : (var_1_27 + var_1_27))))) : (var_1_16 == ((unsigned short int) var_1_33))) : (var_1_16 == ((unsigned short int) var_1_9)))) && ((var_1_1 <= var_1_35) ? (var_1_18 == ((signed char) (((((((((4) < 0 ) ? -(4) : (4)))) < (var_1_15)) ? (((((4) < 0 ) ? -(4) : (4)))) : (var_1_15))) + var_1_14))) : (var_1_18 == ((signed char) var_1_13)))) && (var_1_19 == ((float) var_1_20))) && (var_1_21 == ((signed char) ((((var_1_12) < ((var_1_22 - (var_1_23 + var_1_24)))) ? (var_1_12) : ((var_1_22 - (var_1_23 + var_1_24)))))))) && ((var_1_38 <= ((((var_1_38) > (var_1_19)) ? (var_1_38) : (var_1_19)))) ? (((! (var_1_27 < var_1_27)) && var_1_7) ? (var_1_25 == ((unsigned long int) var_1_1)) : 1) : (var_1_25 == ((unsigned long int) 2u)))) && (var_1_27 == ((unsigned char) ((((((var_1_24 + 50)) > (var_1_23)) ? ((var_1_24 + 50)) : (var_1_23))) + var_1_28)))) && (((var_1_35 << ((((var_1_30) > (var_1_31)) ? (var_1_30) : (var_1_31)))) >= var_1_18) ? ((var_1_35 != ((((-64) > (var_1_23)) ? (-64) : (var_1_23)))) ? (var_1_29 == ((signed short int) (((((50 + var_1_23) - var_1_33) < 0 ) ? -((50 + var_1_23) - var_1_33) : ((50 + var_1_23) - var_1_33))))) : 1) : (var_1_29 == ((signed short int) (var_1_28 - var_1_30))))) && ((last_1_var_1_16 <= last_1_var_1_9) ? (var_1_33 == ((unsigned char) (var_1_34 - var_1_28))) : (((var_1_24 % var_1_34) >= last_1_var_1_27) ? (var_1_7 ? (var_1_33 == ((unsigned char) (((((((((var_1_28) > (var_1_23)) ? (var_1_28) : (var_1_23)))) > ((64 - var_1_30))) ? (((((var_1_28) > (var_1_23)) ? (var_1_28) : (var_1_23)))) : ((64 - var_1_30)))) + 1))) : (var_1_33 == ((unsigned char) var_1_28))) : 1))) && (((var_1_25 - last_1_var_1_35) <= (var_1_30 + var_1_39)) ? (var_1_7 ? (var_1_35 == ((unsigned char) var_1_28)) : (var_1_35 == ((unsigned char) ((var_1_36 - (var_1_37 - var_1_30)) - ((((var_1_28) < (var_1_24)) ? (var_1_28) : (var_1_24))))))) : 1)) && (var_1_38 == ((double) var_1_20))) && (var_1_39 == ((signed short int) 128)) ; [L215] RET, EXPR property() [L215] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=-128, var_1_18=67, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=62, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=2, var_1_27=172, var_1_28=61, var_1_29=61, var_1_30=0, var_1_31=0, var_1_33=61, var_1_34=-129, var_1_35=66, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=63, var_1_7=0, var_1_8=-255, var_1_9=-128] [L19] reach_error() VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=67, var_1_13=-127, var_1_14=63, var_1_15=4, var_1_16=-128, var_1_18=67, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=62, var_1_22=126, var_1_23=3, var_1_24=61, var_1_25=2, var_1_27=172, var_1_28=61, var_1_29=61, var_1_30=0, var_1_31=0, var_1_33=61, var_1_34=-129, var_1_35=66, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=63, var_1_7=0, var_1_8=-255, var_1_9=-128] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 102 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 47.0s, OverallIterations: 12, TraceHistogramMax: 31, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 12.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2777 SdHoareTripleChecker+Valid, 5.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2729 mSDsluCounter, 9013 SdHoareTripleChecker+Invalid, 5.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7272 mSDsCounter, 1176 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6507 IncrementalHoareTripleChecker+Invalid, 7683 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1176 mSolverCounterUnsat, 1741 mSDtfsCounter, 6507 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1325 GetRequests, 1045 SyntacticMatches, 0 SemanticMatches, 280 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6256 ImplicationChecksByTransitivity, 13.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2875occurred in iteration=11, InterpolantAutomatonStates: 197, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 1706 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 29.8s InterpolantComputationTime, 3479 NumberOfCodeBlocks, 3479 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 3050 ConstructedInterpolants, 1 QuantifiedInterpolants, 18232 SizeOfPredicates, 29 NumberOfNonLiveVariables, 2039 ConjunctsInSsa, 159 ConjunctsInUnsatCore, 15 InterpolantComputations, 8 PerfectInterpolantSequences, 27444/27900 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 [2024-12-02 05:51:46,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1 --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 b3751a2ceaae8972d788d7195cbb1b12ec209633513efd66a5d0e24c48ee8e17 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 05:51:48,545 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 05:51:48,630 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 05:51:48,636 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 05:51:48,637 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 05:51:48,659 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 05:51:48,660 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 05:51:48,660 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 05:51:48,660 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 05:51:48,660 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 05:51:48,660 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 05:51:48,660 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 05:51:48,661 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 05:51:48,661 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 05:51:48,661 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 05:51:48,661 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 05:51:48,661 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 05:51:48,661 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 05:51:48,661 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 05:51:48,661 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 05:51:48,661 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 05:51:48,662 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 05:51:48,662 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 05:51:48,662 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 05:51:48,662 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 05:51:48,662 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 05:51:48,662 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 05:51:48,662 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 05:51:48,662 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 05:51:48,662 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 05:51:48,662 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 05:51:48,662 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 05:51:48,662 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 05:51:48,662 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 05:51:48,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 05:51:48,663 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 05:51:48,663 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 05:51:48,663 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 05:51:48,663 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 05:51:48,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 05:51:48,663 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 05:51:48,663 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 05:51:48,663 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 05:51:48,663 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 05:51:48,663 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 05:51:48,663 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 05:51:48,664 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 05:51:48,664 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 05:51:48,664 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 05:51:48,664 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 05:51:48,664 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_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1 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 -> b3751a2ceaae8972d788d7195cbb1b12ec209633513efd66a5d0e24c48ee8e17 [2024-12-02 05:51:48,897 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 05:51:48,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 05:51:48,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 05:51:48,907 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 05:51:48,907 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 05:51:48,908 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i [2024-12-02 05:51:51,544 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/data/eea2e129b/3aaaad07c3374b6e9f2f2a6369d66f85/FLAG58ecd7290 [2024-12-02 05:51:51,789 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 05:51:51,790 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i [2024-12-02 05:51:51,798 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/data/eea2e129b/3aaaad07c3374b6e9f2f2a6369d66f85/FLAG58ecd7290 [2024-12-02 05:51:51,809 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/data/eea2e129b/3aaaad07c3374b6e9f2f2a6369d66f85 [2024-12-02 05:51:51,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 05:51:51,812 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 05:51:51,813 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 05:51:51,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 05:51:51,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 05:51:51,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:51:51" (1/1) ... [2024-12-02 05:51:51,817 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1543906f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:51:51, skipping insertion in model container [2024-12-02 05:51:51,818 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:51:51" (1/1) ... [2024-12-02 05:51:51,835 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 05:51:51,939 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_212ae030-0ffd-4dd7-80dd-caedadc775a6/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i[916,929] [2024-12-02 05:51:52,016 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 05:51:52,028 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 05:51:52,037 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_212ae030-0ffd-4dd7-80dd-caedadc775a6/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-22.i[916,929] [2024-12-02 05:51:52,080 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 05:51:52,095 INFO L204 MainTranslator]: Completed translation [2024-12-02 05:51:52,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:51:52 WrapperNode [2024-12-02 05:51:52,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 05:51:52,096 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 05:51:52,096 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 05:51:52,096 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 05:51:52,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:51:52" (1/1) ... [2024-12-02 05:51:52,111 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:51:52" (1/1) ... [2024-12-02 05:51:52,135 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 215 [2024-12-02 05:51:52,135 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 05:51:52,135 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 05:51:52,135 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 05:51:52,136 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 05:51:52,142 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:51:52" (1/1) ... [2024-12-02 05:51:52,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:51:52" (1/1) ... [2024-12-02 05:51:52,145 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:51:52" (1/1) ... [2024-12-02 05:51:52,155 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 05:51:52,156 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:51:52" (1/1) ... [2024-12-02 05:51:52,156 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:51:52" (1/1) ... [2024-12-02 05:51:52,168 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:51:52" (1/1) ... [2024-12-02 05:51:52,169 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:51:52" (1/1) ... [2024-12-02 05:51:52,172 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:51:52" (1/1) ... [2024-12-02 05:51:52,175 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:51:52" (1/1) ... [2024-12-02 05:51:52,176 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:51:52" (1/1) ... [2024-12-02 05:51:52,179 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 05:51:52,179 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 05:51:52,179 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 05:51:52,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 05:51:52,180 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:51:52" (1/1) ... [2024-12-02 05:51:52,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 05:51:52,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 05:51:52,209 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 05:51:52,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 05:51:52,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 05:51:52,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 05:51:52,234 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 05:51:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 05:51:52,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 05:51:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 05:51:52,323 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 05:51:52,325 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 05:51:53,167 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-12-02 05:51:53,167 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 05:51:53,177 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 05:51:53,177 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-02 05:51:53,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:51:53 BoogieIcfgContainer [2024-12-02 05:51:53,178 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 05:51:53,180 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 05:51:53,180 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 05:51:53,184 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 05:51:53,184 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:51:51" (1/3) ... [2024-12-02 05:51:53,185 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76274ab3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:51:53, skipping insertion in model container [2024-12-02 05:51:53,185 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:51:52" (2/3) ... [2024-12-02 05:51:53,185 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76274ab3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:51:53, skipping insertion in model container [2024-12-02 05:51:53,185 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:51:53" (3/3) ... [2024-12-02 05:51:53,187 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-22.i [2024-12-02 05:51:53,200 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 05:51:53,202 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-22.i that has 2 procedures, 88 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 05:51:53,250 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 05:51:53,261 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;@be599d3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 05:51:53,262 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 05:51:53,265 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 55 states have internal predecessors, (76), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 05:51:53,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-12-02 05:51:53,276 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:51:53,276 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:51:53,277 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:51:53,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:51:53,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1789688805, now seen corresponding path program 1 times [2024-12-02 05:51:53,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 05:51:53,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [776639878] [2024-12-02 05:51:53,289 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:51:53,289 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 [2024-12-02 05:51:53,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 05:51:53,291 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 05:51:53,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 05:51:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:51:53,547 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 05:51:53,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 05:51:53,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 560 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-12-02 05:51:53,595 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 05:51:53,595 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 05:51:53,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [776639878] [2024-12-02 05:51:53,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [776639878] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 05:51:53,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 05:51:53,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 05:51:53,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033003091] [2024-12-02 05:51:53,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 05:51:53,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 05:51:53,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 05:51:53,616 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 05:51:53,616 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 05:51:53,618 INFO L87 Difference]: Start difference. First operand has 88 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 55 states have internal predecessors, (76), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 05:51:53,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:51:53,644 INFO L93 Difference]: Finished difference Result 173 states and 304 transitions. [2024-12-02 05:51:53,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 05:51:53,646 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 194 [2024-12-02 05:51:53,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:51:53,652 INFO L225 Difference]: With dead ends: 173 [2024-12-02 05:51:53,652 INFO L226 Difference]: Without dead ends: 84 [2024-12-02 05:51:53,655 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 05:51:53,658 INFO L435 NwaCegarLoop]: 135 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, 135 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 [2024-12-02 05:51:53,658 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 05:51:53,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-12-02 05:51:53,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2024-12-02 05:51:53,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 51 states have (on average 1.3529411764705883) internal successors, (69), 51 states have internal predecessors, (69), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 05:51:53,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 131 transitions. [2024-12-02 05:51:53,694 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 131 transitions. Word has length 194 [2024-12-02 05:51:53,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:51:53,695 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 131 transitions. [2024-12-02 05:51:53,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 05:51:53,695 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 131 transitions. [2024-12-02 05:51:53,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-12-02 05:51:53,698 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:51:53,699 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:51:53,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 05:51:53,899 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 05:51:53,899 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:51:53,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:51:53,900 INFO L85 PathProgramCache]: Analyzing trace with hash -1760904477, now seen corresponding path program 1 times [2024-12-02 05:51:53,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 05:51:53,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1316154880] [2024-12-02 05:51:53,901 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:51:53,901 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 [2024-12-02 05:51:53,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 05:51:53,903 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 05:51:53,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 05:51:54,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:51:54,127 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 05:51:54,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 05:51:55,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 05:51:55,848 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 05:51:55,848 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 05:51:55,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1316154880] [2024-12-02 05:51:55,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1316154880] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 05:51:55,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 05:51:55,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 05:51:55,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284709320] [2024-12-02 05:51:55,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 05:51:55,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 05:51:55,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 05:51:55,851 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 05:51:55,852 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 05:51:55,852 INFO L87 Difference]: Start difference. First operand 84 states and 131 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:51:57,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:51:57,204 INFO L93 Difference]: Finished difference Result 272 states and 427 transitions. [2024-12-02 05:51:57,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 05:51:57,214 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 194 [2024-12-02 05:51:57,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:51:57,217 INFO L225 Difference]: With dead ends: 272 [2024-12-02 05:51:57,217 INFO L226 Difference]: Without dead ends: 191 [2024-12-02 05:51:57,217 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 05:51:57,218 INFO L435 NwaCegarLoop]: 132 mSDtfsCounter, 136 mSDsluCounter, 308 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 05:51:57,218 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 440 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 05:51:57,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2024-12-02 05:51:57,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 162. [2024-12-02 05:51:57,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 97 states have (on average 1.3505154639175259) internal successors, (131), 97 states have internal predecessors, (131), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-12-02 05:51:57,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 255 transitions. [2024-12-02 05:51:57,257 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 255 transitions. Word has length 194 [2024-12-02 05:51:57,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:51:57,258 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 255 transitions. [2024-12-02 05:51:57,258 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:51:57,258 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 255 transitions. [2024-12-02 05:51:57,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-12-02 05:51:57,261 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:51:57,262 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:51:57,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-12-02 05:51:57,462 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 05:51:57,462 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:51:57,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:51:57,463 INFO L85 PathProgramCache]: Analyzing trace with hash 945714917, now seen corresponding path program 1 times [2024-12-02 05:51:57,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 05:51:57,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1274868144] [2024-12-02 05:51:57,464 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:51:57,464 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 [2024-12-02 05:51:57,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 05:51:57,466 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 05:51:57,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 05:51:57,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:51:57,703 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 05:51:57,708 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 05:51:58,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 05:51:58,911 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 05:51:58,911 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 05:51:58,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1274868144] [2024-12-02 05:51:58,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1274868144] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 05:51:58,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 05:51:58,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 05:51:58,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038258798] [2024-12-02 05:51:58,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 05:51:58,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 05:51:58,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 05:51:58,913 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 05:51:58,913 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 05:51:58,914 INFO L87 Difference]: Start difference. First operand 162 states and 255 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:52:00,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:52:00,295 INFO L93 Difference]: Finished difference Result 326 states and 512 transitions. [2024-12-02 05:52:00,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 05:52:00,305 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 194 [2024-12-02 05:52:00,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:52:00,307 INFO L225 Difference]: With dead ends: 326 [2024-12-02 05:52:00,307 INFO L226 Difference]: Without dead ends: 167 [2024-12-02 05:52:00,308 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 05:52:00,309 INFO L435 NwaCegarLoop]: 124 mSDtfsCounter, 77 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 05:52:00,309 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 364 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 05:52:00,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2024-12-02 05:52:00,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 140. [2024-12-02 05:52:00,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 75 states have (on average 1.24) internal successors, (93), 75 states have internal predecessors, (93), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-12-02 05:52:00,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 217 transitions. [2024-12-02 05:52:00,335 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 217 transitions. Word has length 194 [2024-12-02 05:52:00,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:52:00,336 INFO L471 AbstractCegarLoop]: Abstraction has 140 states and 217 transitions. [2024-12-02 05:52:00,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:52:00,336 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 217 transitions. [2024-12-02 05:52:00,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-12-02 05:52:00,339 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:52:00,339 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:52:00,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 05:52:00,539 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 05:52:00,539 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:52:00,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:52:00,540 INFO L85 PathProgramCache]: Analyzing trace with hash -492806989, now seen corresponding path program 1 times [2024-12-02 05:52:00,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 05:52:00,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [223941974] [2024-12-02 05:52:00,541 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:52:00,541 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 [2024-12-02 05:52:00,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 05:52:00,542 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 05:52:00,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 05:52:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:52:00,722 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 05:52:00,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 05:52:01,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 05:52:01,241 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 05:52:01,241 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 05:52:01,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [223941974] [2024-12-02 05:52:01,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [223941974] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 05:52:01,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 05:52:01,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 05:52:01,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509632589] [2024-12-02 05:52:01,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 05:52:01,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 05:52:01,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 05:52:01,243 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 05:52:01,243 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 05:52:01,243 INFO L87 Difference]: Start difference. First operand 140 states and 217 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:52:02,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:52:02,748 INFO L93 Difference]: Finished difference Result 248 states and 387 transitions. [2024-12-02 05:52:02,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 05:52:02,758 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 195 [2024-12-02 05:52:02,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:52:02,760 INFO L225 Difference]: With dead ends: 248 [2024-12-02 05:52:02,760 INFO L226 Difference]: Without dead ends: 167 [2024-12-02 05:52:02,761 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-12-02 05:52:02,761 INFO L435 NwaCegarLoop]: 126 mSDtfsCounter, 65 mSDsluCounter, 368 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 494 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 05:52:02,762 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 494 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 05:52:02,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2024-12-02 05:52:02,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 143. [2024-12-02 05:52:02,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 78 states have (on average 1.2435897435897436) internal successors, (97), 78 states have internal predecessors, (97), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-12-02 05:52:02,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 221 transitions. [2024-12-02 05:52:02,783 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 221 transitions. Word has length 195 [2024-12-02 05:52:02,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:52:02,783 INFO L471 AbstractCegarLoop]: Abstraction has 143 states and 221 transitions. [2024-12-02 05:52:02,784 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:52:02,784 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 221 transitions. [2024-12-02 05:52:02,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-12-02 05:52:02,786 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:52:02,787 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:52:02,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 05:52:02,987 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 05:52:02,987 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:52:02,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:52:02,988 INFO L85 PathProgramCache]: Analyzing trace with hash 1785954846, now seen corresponding path program 1 times [2024-12-02 05:52:02,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 05:52:02,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1897445368] [2024-12-02 05:52:02,989 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:52:02,989 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 [2024-12-02 05:52:02,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 05:52:02,990 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 05:52:02,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 05:52:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:52:03,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 05:52:03,164 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 05:52:03,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 05:52:03,599 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 05:52:03,599 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 05:52:03,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1897445368] [2024-12-02 05:52:03,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1897445368] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 05:52:03,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 05:52:03,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 05:52:03,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781740462] [2024-12-02 05:52:03,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 05:52:03,600 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 05:52:03,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 05:52:03,601 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 05:52:03,601 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 05:52:03,601 INFO L87 Difference]: Start difference. First operand 143 states and 221 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:52:04,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:52:04,778 INFO L93 Difference]: Finished difference Result 338 states and 524 transitions. [2024-12-02 05:52:04,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 05:52:04,788 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 196 [2024-12-02 05:52:04,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:52:04,790 INFO L225 Difference]: With dead ends: 338 [2024-12-02 05:52:04,790 INFO L226 Difference]: Without dead ends: 257 [2024-12-02 05:52:04,790 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-12-02 05:52:04,791 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 150 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 05:52:04,791 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 442 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 05:52:04,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2024-12-02 05:52:04,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 225. [2024-12-02 05:52:04,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 128 states have (on average 1.296875) internal successors, (166), 128 states have internal predecessors, (166), 93 states have call successors, (93), 3 states have call predecessors, (93), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 05:52:04,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 352 transitions. [2024-12-02 05:52:04,823 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 352 transitions. Word has length 196 [2024-12-02 05:52:04,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:52:04,824 INFO L471 AbstractCegarLoop]: Abstraction has 225 states and 352 transitions. [2024-12-02 05:52:04,824 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:52:04,824 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 352 transitions. [2024-12-02 05:52:04,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-12-02 05:52:04,826 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:52:04,826 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:52:04,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 05:52:05,027 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 05:52:05,027 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:52:05,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:52:05,027 INFO L85 PathProgramCache]: Analyzing trace with hash -1437704536, now seen corresponding path program 1 times [2024-12-02 05:52:05,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 05:52:05,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [662391514] [2024-12-02 05:52:05,028 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:52:05,028 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 [2024-12-02 05:52:05,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 05:52:05,029 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 05:52:05,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 05:52:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:52:05,192 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 05:52:05,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 05:52:05,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 05:52:05,213 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 05:52:05,213 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 05:52:05,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [662391514] [2024-12-02 05:52:05,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [662391514] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 05:52:05,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 05:52:05,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 05:52:05,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66059368] [2024-12-02 05:52:05,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 05:52:05,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 05:52:05,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 05:52:05,214 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 05:52:05,215 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 05:52:05,215 INFO L87 Difference]: Start difference. First operand 225 states and 352 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:52:06,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:52:06,220 INFO L93 Difference]: Finished difference Result 432 states and 676 transitions. [2024-12-02 05:52:06,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 05:52:06,220 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 197 [2024-12-02 05:52:06,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:52:06,223 INFO L225 Difference]: With dead ends: 432 [2024-12-02 05:52:06,223 INFO L226 Difference]: Without dead ends: 269 [2024-12-02 05:52:06,224 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 05:52:06,225 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 25 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-12-02 05:52:06,225 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 252 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-12-02 05:52:06,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2024-12-02 05:52:06,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 253. [2024-12-02 05:52:06,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 156 states have (on average 1.3333333333333333) internal successors, (208), 156 states have internal predecessors, (208), 93 states have call successors, (93), 3 states have call predecessors, (93), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 05:52:06,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 394 transitions. [2024-12-02 05:52:06,251 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 394 transitions. Word has length 197 [2024-12-02 05:52:06,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:52:06,252 INFO L471 AbstractCegarLoop]: Abstraction has 253 states and 394 transitions. [2024-12-02 05:52:06,252 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 05:52:06,252 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 394 transitions. [2024-12-02 05:52:06,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-12-02 05:52:06,254 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:52:06,254 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 05:52:06,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 05:52:06,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 05:52:06,454 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:52:06,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:52:06,455 INFO L85 PathProgramCache]: Analyzing trace with hash -757646166, now seen corresponding path program 1 times [2024-12-02 05:52:06,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 05:52:06,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1940629456] [2024-12-02 05:52:06,455 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:52:06,455 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 [2024-12-02 05:52:06,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 05:52:06,457 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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) [2024-12-02 05:52:06,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_212ae030-0ffd-4dd7-80dd-caedadc775a6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 05:52:06,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:52:06,702 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-12-02 05:52:06,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 05:52:23,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 918 proven. 54 refuted. 0 times theorem prover too weak. 888 trivial. 0 not checked. [2024-12-02 05:52:23,473 INFO L312 TraceCheckSpWp]: Computing backward predicates...