./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.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_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 64943cc7b0c16bec6791eb98e547ec186ef36cc0d3d8ca148c8d164737a88411 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:51:17,296 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:51:17,386 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 04:51:17,394 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:51:17,394 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:51:17,423 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:51:17,424 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:51:17,424 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:51:17,424 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:51:17,424 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:51:17,425 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:51:17,425 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:51:17,425 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:51:17,425 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:51:17,425 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:51:17,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:51:17,425 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:51:17,426 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:51:17,426 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:51:17,426 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:51:17,426 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:51:17,426 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:51:17,426 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:51:17,426 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:51:17,426 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:51:17,426 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:51:17,426 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:51:17,427 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:51:17,427 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:51:17,427 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:51:17,427 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:51:17,427 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:51:17,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:51:17,427 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:51:17,427 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:51:17,427 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:51:17,428 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:51:17,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:51:17,428 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:51:17,428 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:51:17,428 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:51:17,428 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:51:17,428 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:51:17,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:51:17,428 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:51:17,428 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:51:17,428 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:51:17,429 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:51:17,429 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_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64943cc7b0c16bec6791eb98e547ec186ef36cc0d3d8ca148c8d164737a88411 [2024-11-28 04:51:17,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:51:17,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:51:17,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:51:17,732 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:51:17,732 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:51:17,734 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i [2024-11-28 04:51:22,889 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/data/c764c6c06/1576e4345b2c40879f9ccfc7c7365015/FLAGf69d81d8e [2024-11-28 04:51:23,203 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:51:23,204 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i [2024-11-28 04:51:23,225 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/data/c764c6c06/1576e4345b2c40879f9ccfc7c7365015/FLAGf69d81d8e [2024-11-28 04:51:23,241 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/data/c764c6c06/1576e4345b2c40879f9ccfc7c7365015 [2024-11-28 04:51:23,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:51:23,245 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:51:23,247 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:51:23,247 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:51:23,252 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:51:23,252 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:51:23" (1/1) ... [2024-11-28 04:51:23,254 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1563c000 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:23, skipping insertion in model container [2024-11-28 04:51:23,254 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:51:23" (1/1) ... [2024-11-28 04:51:23,282 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:51:23,434 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_0638c6db-9702-4c3c-8393-db86a41d3c75/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i[919,932] [2024-11-28 04:51:23,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:51:23,521 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:51:23,532 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_0638c6db-9702-4c3c-8393-db86a41d3c75/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i[919,932] [2024-11-28 04:51:23,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:51:23,623 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:51:23,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:23 WrapperNode [2024-11-28 04:51:23,624 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:51:23,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:51:23,625 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:51:23,626 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:51:23,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:23" (1/1) ... [2024-11-28 04:51:23,648 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:23" (1/1) ... [2024-11-28 04:51:23,689 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 214 [2024-11-28 04:51:23,690 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:51:23,690 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:51:23,691 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:51:23,691 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:51:23,700 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:23" (1/1) ... [2024-11-28 04:51:23,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:23" (1/1) ... [2024-11-28 04:51:23,703 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:23" (1/1) ... [2024-11-28 04:51:23,719 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]. [2024-11-28 04:51:23,719 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:23" (1/1) ... [2024-11-28 04:51:23,719 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:23" (1/1) ... [2024-11-28 04:51:23,728 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:23" (1/1) ... [2024-11-28 04:51:23,730 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:23" (1/1) ... [2024-11-28 04:51:23,735 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:23" (1/1) ... [2024-11-28 04:51:23,737 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:23" (1/1) ... [2024-11-28 04:51:23,739 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:23" (1/1) ... [2024-11-28 04:51:23,743 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:51:23,744 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:51:23,744 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:51:23,745 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:51:23,746 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:23" (1/1) ... [2024-11-28 04:51:23,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:51:23,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:51:23,785 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:51:23,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:51:23,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:51:23,817 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:51:23,818 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:51:23,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:51:23,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:51:23,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:51:23,899 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:51:23,901 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:51:24,440 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-28 04:51:24,440 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:51:24,451 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:51:24,451 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:51:24,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:51:24 BoogieIcfgContainer [2024-11-28 04:51:24,452 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:51:24,455 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:51:24,455 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:51:24,462 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:51:24,462 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:51:23" (1/3) ... [2024-11-28 04:51:24,463 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18288a43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:51:24, skipping insertion in model container [2024-11-28 04:51:24,463 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:23" (2/3) ... [2024-11-28 04:51:24,464 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18288a43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:51:24, skipping insertion in model container [2024-11-28 04:51:24,464 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:51:24" (3/3) ... [2024-11-28 04:51:24,465 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i [2024-11-28 04:51:24,482 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:51:24,485 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i that has 2 procedures, 96 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:51:24,572 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:51:24,587 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;@130369ae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:51:24,587 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:51:24,592 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 62 states have (on average 1.435483870967742) internal successors, (89), 63 states have internal predecessors, (89), 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) [2024-11-28 04:51:24,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-28 04:51:24,611 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:51:24,613 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] [2024-11-28 04:51:24,613 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:51:24,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:51:24,620 INFO L85 PathProgramCache]: Analyzing trace with hash 2007325841, now seen corresponding path program 1 times [2024-11-28 04:51:24,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:51:24,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679443528] [2024-11-28 04:51:24,630 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:24,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:51:24,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:25,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2024-11-28 04:51:25,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:51:25,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679443528] [2024-11-28 04:51:25,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679443528] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:51:25,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [481618474] [2024-11-28 04:51:25,033 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:25,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:51:25,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:51:25,035 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:51:25,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:51:25,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:25,302 INFO L256 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:51:25,318 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:51:25,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2024-11-28 04:51:25,379 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:51:25,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [481618474] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:51:25,379 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:51:25,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 04:51:25,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924773216] [2024-11-28 04:51:25,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:51:25,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:51:25,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:51:25,417 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:51:25,417 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:51:25,419 INFO L87 Difference]: Start difference. First operand has 96 states, 62 states have (on average 1.435483870967742) internal successors, (89), 63 states have internal predecessors, (89), 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 23.5) internal successors, (47), 2 states have internal predecessors, (47), 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) [2024-11-28 04:51:25,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:51:25,469 INFO L93 Difference]: Finished difference Result 182 states and 321 transitions. [2024-11-28 04:51:25,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:51:25,474 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 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 197 [2024-11-28 04:51:25,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:51:25,482 INFO L225 Difference]: With dead ends: 182 [2024-11-28 04:51:25,482 INFO L226 Difference]: Without dead ends: 89 [2024-11-28 04:51:25,486 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:51:25,489 INFO L435 NwaCegarLoop]: 137 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, 137 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:51:25,491 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:51:25,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-11-28 04:51:25,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2024-11-28 04:51:25,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 56 states have (on average 1.3392857142857142) internal successors, (75), 56 states have internal predecessors, (75), 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) [2024-11-28 04:51:25,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 137 transitions. [2024-11-28 04:51:25,579 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 137 transitions. Word has length 197 [2024-11-28 04:51:25,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:51:25,580 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 137 transitions. [2024-11-28 04:51:25,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 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) [2024-11-28 04:51:25,583 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2024-11-28 04:51:25,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-28 04:51:25,587 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:51:25,587 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] [2024-11-28 04:51:25,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 04:51:25,788 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 04:51:25,789 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:51:25,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:51:25,790 INFO L85 PathProgramCache]: Analyzing trace with hash 757584587, now seen corresponding path program 1 times [2024-11-28 04:51:25,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:51:25,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351268796] [2024-11-28 04:51:25,790 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:25,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:51:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:26,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-28 04:51:26,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:51:26,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351268796] [2024-11-28 04:51:26,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351268796] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:51:26,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:51:26,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:51:26,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505275020] [2024-11-28 04:51:26,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:51:26,648 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:51:26,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:51:26,649 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:51:26,651 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:51:26,651 INFO L87 Difference]: Start difference. First operand 89 states and 137 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 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) [2024-11-28 04:51:27,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:51:27,007 INFO L93 Difference]: Finished difference Result 262 states and 406 transitions. [2024-11-28 04:51:27,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:51:27,008 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 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 [2024-11-28 04:51:27,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:51:27,011 INFO L225 Difference]: With dead ends: 262 [2024-11-28 04:51:27,012 INFO L226 Difference]: Without dead ends: 176 [2024-11-28 04:51:27,013 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 [2024-11-28 04:51:27,014 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 106 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:51:27,014 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 391 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:51:27,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2024-11-28 04:51:27,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 161. [2024-11-28 04:51:27,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 96 states have (on average 1.3333333333333333) internal successors, (128), 96 states have internal predecessors, (128), 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) [2024-11-28 04:51:27,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 252 transitions. [2024-11-28 04:51:27,063 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 252 transitions. Word has length 197 [2024-11-28 04:51:27,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:51:27,065 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 252 transitions. [2024-11-28 04:51:27,065 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 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) [2024-11-28 04:51:27,065 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 252 transitions. [2024-11-28 04:51:27,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-28 04:51:27,072 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:51:27,072 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] [2024-11-28 04:51:27,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:51:27,073 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:51:27,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:51:27,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1015750025, now seen corresponding path program 1 times [2024-11-28 04:51:27,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:51:27,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749288704] [2024-11-28 04:51:27,074 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:27,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:51:27,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:27,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 18 proven. 72 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-28 04:51:27,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:51:27,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749288704] [2024-11-28 04:51:27,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749288704] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:51:27,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2056721876] [2024-11-28 04:51:27,708 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:27,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:51:27,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:51:27,713 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:51:27,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 04:51:27,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:27,885 INFO L256 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 04:51:27,891 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:51:28,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 958 proven. 42 refuted. 0 times theorem prover too weak. 860 trivial. 0 not checked. [2024-11-28 04:51:28,135 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:51:28,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 48 proven. 42 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-28 04:51:28,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2056721876] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:51:28,484 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:51:28,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2024-11-28 04:51:28,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009467301] [2024-11-28 04:51:28,484 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:51:28,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:51:28,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:51:28,489 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:51:28,489 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:51:28,489 INFO L87 Difference]: Start difference. First operand 161 states and 252 transitions. Second operand has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 3 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) [2024-11-28 04:51:29,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:51:29,238 INFO L93 Difference]: Finished difference Result 271 states and 407 transitions. [2024-11-28 04:51:29,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 04:51:29,239 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 3 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) Word has length 197 [2024-11-28 04:51:29,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:51:29,248 INFO L225 Difference]: With dead ends: 271 [2024-11-28 04:51:29,248 INFO L226 Difference]: Without dead ends: 181 [2024-11-28 04:51:29,250 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 408 GetRequests, 392 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-28 04:51:29,250 INFO L435 NwaCegarLoop]: 80 mSDtfsCounter, 168 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:51:29,255 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 226 Invalid, 420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 318 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 04:51:29,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2024-11-28 04:51:29,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 177. [2024-11-28 04:51:29,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 108 states have (on average 1.2592592592592593) internal successors, (136), 108 states have internal predecessors, (136), 62 states have call successors, (62), 6 states have call predecessors, (62), 6 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-28 04:51:29,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 260 transitions. [2024-11-28 04:51:29,320 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 260 transitions. Word has length 197 [2024-11-28 04:51:29,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:51:29,322 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 260 transitions. [2024-11-28 04:51:29,322 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 3 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) [2024-11-28 04:51:29,323 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 260 transitions. [2024-11-28 04:51:29,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-28 04:51:29,328 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:51:29,329 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] [2024-11-28 04:51:29,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 04:51:29,529 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:51:29,530 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:51:29,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:51:29,531 INFO L85 PathProgramCache]: Analyzing trace with hash -1016435579, now seen corresponding path program 1 times [2024-11-28 04:51:29,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:51:29,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381427380] [2024-11-28 04:51:29,532 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:29,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:51:29,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:30,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 54 proven. 36 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-28 04:51:30,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:51:30,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381427380] [2024-11-28 04:51:30,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381427380] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:51:30,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1497924666] [2024-11-28 04:51:30,123 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:30,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:51:30,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:51:30,126 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:51:30,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 04:51:30,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:30,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 04:51:30,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:51:31,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 930 proven. 36 refuted. 0 times theorem prover too weak. 894 trivial. 0 not checked. [2024-11-28 04:51:31,030 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:51:31,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 54 proven. 36 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-28 04:51:31,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1497924666] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:51:31,502 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:51:31,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 6] total 14 [2024-11-28 04:51:31,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857835437] [2024-11-28 04:51:31,502 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:51:31,503 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-28 04:51:31,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:51:31,504 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 04:51:31,505 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:51:31,505 INFO L87 Difference]: Start difference. First operand 177 states and 260 transitions. Second operand has 14 states, 14 states have (on average 7.857142857142857) internal successors, (110), 14 states have internal predecessors, (110), 6 states have call successors, (93), 3 states have call predecessors, (93), 6 states have return successors, (93), 6 states have call predecessors, (93), 6 states have call successors, (93) [2024-11-28 04:51:34,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:51:34,390 INFO L93 Difference]: Finished difference Result 881 states and 1288 transitions. [2024-11-28 04:51:34,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-28 04:51:34,390 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 7.857142857142857) internal successors, (110), 14 states have internal predecessors, (110), 6 states have call successors, (93), 3 states have call predecessors, (93), 6 states have return successors, (93), 6 states have call predecessors, (93), 6 states have call successors, (93) Word has length 197 [2024-11-28 04:51:34,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:51:34,397 INFO L225 Difference]: With dead ends: 881 [2024-11-28 04:51:34,398 INFO L226 Difference]: Without dead ends: 772 [2024-11-28 04:51:34,399 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 420 GetRequests, 392 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=239, Invalid=631, Unknown=0, NotChecked=0, Total=870 [2024-11-28 04:51:34,400 INFO L435 NwaCegarLoop]: 227 mSDtfsCounter, 610 mSDsluCounter, 928 mSDsCounter, 0 mSdLazyCounter, 1845 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 708 SdHoareTripleChecker+Valid, 1155 SdHoareTripleChecker+Invalid, 2099 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 1845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:51:34,400 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [708 Valid, 1155 Invalid, 2099 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [254 Valid, 1845 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-28 04:51:34,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 772 states. [2024-11-28 04:51:34,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 772 to 483. [2024-11-28 04:51:34,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 483 states, 302 states have (on average 1.2152317880794703) internal successors, (367), 304 states have internal predecessors, (367), 160 states have call successors, (160), 20 states have call predecessors, (160), 20 states have return successors, (160), 158 states have call predecessors, (160), 160 states have call successors, (160) [2024-11-28 04:51:34,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 687 transitions. [2024-11-28 04:51:34,534 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 687 transitions. Word has length 197 [2024-11-28 04:51:34,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:51:34,535 INFO L471 AbstractCegarLoop]: Abstraction has 483 states and 687 transitions. [2024-11-28 04:51:34,535 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.857142857142857) internal successors, (110), 14 states have internal predecessors, (110), 6 states have call successors, (93), 3 states have call predecessors, (93), 6 states have return successors, (93), 6 states have call predecessors, (93), 6 states have call successors, (93) [2024-11-28 04:51:34,535 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 687 transitions. [2024-11-28 04:51:34,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-28 04:51:34,539 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:51:34,540 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] [2024-11-28 04:51:34,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-28 04:51:34,742 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:51:34,742 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:51:34,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:51:34,742 INFO L85 PathProgramCache]: Analyzing trace with hash 1284387011, now seen corresponding path program 1 times [2024-11-28 04:51:34,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:51:34,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539762218] [2024-11-28 04:51:34,743 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:34,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:51:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:35,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 84 proven. 90 refuted. 0 times theorem prover too weak. 1686 trivial. 0 not checked. [2024-11-28 04:51:35,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:51:35,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539762218] [2024-11-28 04:51:35,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539762218] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:51:35,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1852185404] [2024-11-28 04:51:35,735 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:35,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:51:35,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:51:35,737 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:51:35,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-28 04:51:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:35,898 INFO L256 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-28 04:51:35,906 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:51:38,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 1162 proven. 246 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2024-11-28 04:51:38,149 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:51:39,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 84 proven. 93 refuted. 0 times theorem prover too weak. 1683 trivial. 0 not checked. [2024-11-28 04:51:39,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1852185404] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:51:39,308 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:51:39,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 16, 12] total 35 [2024-11-28 04:51:39,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21492204] [2024-11-28 04:51:39,309 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:51:39,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-28 04:51:39,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:51:39,315 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-28 04:51:39,315 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=922, Unknown=0, NotChecked=0, Total=1190 [2024-11-28 04:51:39,316 INFO L87 Difference]: Start difference. First operand 483 states and 687 transitions. Second operand has 35 states, 33 states have (on average 4.575757575757576) internal successors, (151), 32 states have internal predecessors, (151), 13 states have call successors, (93), 6 states have call predecessors, (93), 11 states have return successors, (93), 13 states have call predecessors, (93), 13 states have call successors, (93) [2024-11-28 04:51:45,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:51:45,620 INFO L93 Difference]: Finished difference Result 1700 states and 2264 transitions. [2024-11-28 04:51:45,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-11-28 04:51:45,621 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 33 states have (on average 4.575757575757576) internal successors, (151), 32 states have internal predecessors, (151), 13 states have call successors, (93), 6 states have call predecessors, (93), 11 states have return successors, (93), 13 states have call predecessors, (93), 13 states have call successors, (93) Word has length 197 [2024-11-28 04:51:45,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:51:45,635 INFO L225 Difference]: With dead ends: 1700 [2024-11-28 04:51:45,635 INFO L226 Difference]: Without dead ends: 1298 [2024-11-28 04:51:45,640 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 505 GetRequests, 387 SyntacticMatches, 0 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5089 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=3291, Invalid=10989, Unknown=0, NotChecked=0, Total=14280 [2024-11-28 04:51:45,642 INFO L435 NwaCegarLoop]: 138 mSDtfsCounter, 1808 mSDsluCounter, 943 mSDsCounter, 0 mSdLazyCounter, 2154 mSolverCounterSat, 1419 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1842 SdHoareTripleChecker+Valid, 1081 SdHoareTripleChecker+Invalid, 3573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1419 IncrementalHoareTripleChecker+Valid, 2154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:51:45,642 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1842 Valid, 1081 Invalid, 3573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1419 Valid, 2154 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-11-28 04:51:45,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1298 states. [2024-11-28 04:51:45,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1298 to 809. [2024-11-28 04:51:45,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 809 states, 527 states have (on average 1.1821631878557874) internal successors, (623), 535 states have internal predecessors, (623), 229 states have call successors, (229), 52 states have call predecessors, (229), 52 states have return successors, (229), 221 states have call predecessors, (229), 229 states have call successors, (229) [2024-11-28 04:51:45,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 809 states and 1081 transitions. [2024-11-28 04:51:45,863 INFO L78 Accepts]: Start accepts. Automaton has 809 states and 1081 transitions. Word has length 197 [2024-11-28 04:51:45,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:51:45,865 INFO L471 AbstractCegarLoop]: Abstraction has 809 states and 1081 transitions. [2024-11-28 04:51:45,865 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 33 states have (on average 4.575757575757576) internal successors, (151), 32 states have internal predecessors, (151), 13 states have call successors, (93), 6 states have call predecessors, (93), 11 states have return successors, (93), 13 states have call predecessors, (93), 13 states have call successors, (93) [2024-11-28 04:51:45,865 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1081 transitions. [2024-11-28 04:51:45,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-28 04:51:45,869 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:51:45,869 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] [2024-11-28 04:51:45,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-28 04:51:46,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:51:46,074 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:51:46,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:51:46,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1286234053, now seen corresponding path program 1 times [2024-11-28 04:51:46,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:51:46,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459067388] [2024-11-28 04:51:46,075 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:46,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:51:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:51:46,189 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:51:46,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:51:46,402 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 04:51:46,404 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 04:51:46,405 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 04:51:46,407 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 04:51:46,411 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-28 04:51:46,589 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:51:46,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:51:46 BoogieIcfgContainer [2024-11-28 04:51:46,593 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:51:46,594 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:51:46,594 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:51:46,594 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:51:46,595 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:51:24" (3/4) ... [2024-11-28 04:51:46,597 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:51:46,598 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:51:46,599 INFO L158 Benchmark]: Toolchain (without parser) took 23353.44ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 91.5MB in the beginning and 73.7MB in the end (delta: 17.8MB). Peak memory consumption was 126.0MB. Max. memory is 16.1GB. [2024-11-28 04:51:46,599 INFO L158 Benchmark]: CDTParser took 1.43ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 72.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:51:46,600 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.91ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 76.1MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:51:46,600 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.80ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 72.6MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:51:46,601 INFO L158 Benchmark]: Boogie Preprocessor took 53.31ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 67.1MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:51:46,601 INFO L158 Benchmark]: RCFGBuilder took 708.12ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 42.6MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 04:51:46,601 INFO L158 Benchmark]: TraceAbstraction took 22138.11ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 41.9MB in the beginning and 73.8MB in the end (delta: -31.9MB). Peak memory consumption was 75.6MB. Max. memory is 16.1GB. [2024-11-28 04:51:46,601 INFO L158 Benchmark]: Witness Printer took 3.96ms. Allocated memory is still 226.5MB. Free memory was 73.8MB in the beginning and 73.7MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:51:46,604 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 72.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 377.91ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 76.1MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.80ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 72.6MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 53.31ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 67.1MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 708.12ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 42.6MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 22138.11ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 41.9MB in the beginning and 73.8MB in the end (delta: -31.9MB). Peak memory consumption was 75.6MB. Max. memory is 16.1GB. * Witness Printer took 3.96ms. Allocated memory is still 226.5MB. Free memory was 73.8MB in the beginning and 73.7MB in the end (delta: 21.6kB). 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 179, overapproximation of someBinaryDOUBLEComparisonOperation at line 167, overapproximation of someBinaryDOUBLEComparisonOperation at line 165, overapproximation of someBinaryDOUBLEComparisonOperation at line 179, overapproximation of someBinaryDOUBLEComparisonOperation at line 163. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 16; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_6 = 1; [L25] signed char var_1_8 = -10; [L26] unsigned short int var_1_9 = 4; [L27] signed char var_1_10 = 8; [L28] unsigned short int var_1_12 = 64314; [L29] unsigned short int var_1_13 = 26169; [L30] signed char var_1_17 = 50; [L31] signed char var_1_18 = 16; [L32] signed char var_1_19 = 5; [L33] signed char var_1_20 = 0; [L34] signed char var_1_21 = 50; [L35] signed char var_1_22 = 16; [L36] unsigned char var_1_23 = 16; [L37] unsigned char var_1_24 = 1; [L38] unsigned char var_1_25 = 0; [L39] double var_1_27 = 0.25; [L40] double var_1_28 = 10.25; [L41] double var_1_29 = 1000.25; [L42] double var_1_30 = 9.5; [L43] float var_1_31 = 63.5; [L44] unsigned short int var_1_32 = 16; [L45] unsigned char var_1_40 = 1; [L46] unsigned char var_1_43 = 0; [L47] signed long int var_1_44 = -4; [L48] unsigned long int var_1_46 = 4; [L49] unsigned long int var_1_49 = 3576445681; [L50] double var_1_50 = 32.5; [L51] signed long int var_1_52 = -1; [L52] unsigned short int var_1_53 = 64; [L53] unsigned short int last_1_var_1_9 = 4; VAL [isInitial=0, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L183] isInitial = 1 [L184] FCALL initially() [L186] CALL updateLastVariables() [L176] last_1_var_1_9 = var_1_9 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L186] RET updateLastVariables() [L187] CALL updateVariables() [L126] var_1_4 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L127] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L128] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L128] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L129] var_1_6 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_8=-10, var_1_9=4] [L130] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_8=-10, var_1_9=4] [L131] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=-10, var_1_9=4] [L131] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=-10, var_1_9=4] [L132] var_1_8 = __VERIFIER_nondet_char() [L133] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L133] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L134] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L134] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L135] var_1_10 = __VERIFIER_nondet_char() [L136] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L136] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L137] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L137] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L138] var_1_12 = __VERIFIER_nondet_ushort() [L139] CALL assume_abort_if_not(var_1_12 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L139] RET assume_abort_if_not(var_1_12 >= 49150) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L140] CALL assume_abort_if_not(var_1_12 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L140] RET assume_abort_if_not(var_1_12 <= 65534) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L141] var_1_13 = __VERIFIER_nondet_ushort() [L142] CALL assume_abort_if_not(var_1_13 >= 24575) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L142] RET assume_abort_if_not(var_1_13 >= 24575) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L143] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L143] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L144] var_1_18 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_18 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L145] RET assume_abort_if_not(var_1_18 >= -1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L146] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L146] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L147] var_1_19 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_19 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L148] RET assume_abort_if_not(var_1_19 >= -1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L149] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L149] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L150] var_1_20 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L151] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L152] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L152] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L153] var_1_21 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_21 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L154] RET assume_abort_if_not(var_1_21 >= 31) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L155] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L155] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L156] var_1_22 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L157] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L158] CALL assume_abort_if_not(var_1_22 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L158] RET assume_abort_if_not(var_1_22 <= 31) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L159] var_1_25 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L160] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L161] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L161] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L162] var_1_28 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L163] RET assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L164] var_1_29 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_29 >= -230584.3009213691390e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 2305843.009213691390e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L165] RET assume_abort_if_not((var_1_29 >= -230584.3009213691390e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 2305843.009213691390e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L166] var_1_30 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L167] RET assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L168] var_1_43 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_43 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L169] RET assume_abort_if_not(var_1_43 >= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L170] CALL assume_abort_if_not(var_1_43 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L170] RET assume_abort_if_not(var_1_43 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L171] var_1_49 = __VERIFIER_nondet_ulong() [L172] CALL assume_abort_if_not(var_1_49 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L172] RET assume_abort_if_not(var_1_49 >= 2147483647) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L173] CALL assume_abort_if_not(var_1_49 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L173] RET assume_abort_if_not(var_1_49 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L187] RET updateVariables() [L188] CALL step() [L57] COND FALSE !((var_1_23 <= var_1_20) || var_1_6) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L64] COND FALSE !(((((4) < 0 ) ? -(4) : (4))) >= var_1_21) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L73] COND FALSE !(var_1_21 <= var_1_23) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L76] EXPR (~ var_1_10) >> ((((var_1_22) > (var_1_22)) ? (var_1_22) : (var_1_22))) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L76] COND FALSE !(((~ var_1_10) >> ((((var_1_22) > (var_1_22)) ? (var_1_22) : (var_1_22)))) >= var_1_10) [L79] var_1_50 = var_1_29 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=3576445688, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445688, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L80] COND FALSE !((~ var_1_20) > var_1_20) [L83] var_1_52 = ((((var_1_21) < (var_1_21)) ? (var_1_21) : (var_1_21))) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=3576445688, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445688, var_1_52=63, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L85] var_1_53 = var_1_22 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=3576445688, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445688, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=4] [L86] COND FALSE !((- last_1_var_1_9) < (last_1_var_1_9 + -500)) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=50, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=3576445688, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445688, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=4] [L89] var_1_17 = (((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) - (var_1_20 + (var_1_21 - var_1_22))) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=-79, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=3576445688, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445688, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=4] [L90] COND TRUE \read(var_1_4) [L91] var_1_24 = (! var_1_25) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=-79, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=3576445688, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445688, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=4] [L95] var_1_31 = var_1_30 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=-79, var_1_18=-1, var_1_19=0, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=3576445688, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445688, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=4] [L96] COND FALSE !(var_1_23 < var_1_23) [L107] var_1_1 = var_1_8 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=-79, var_1_18=-1, var_1_19=0, var_1_1=126, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=3576445688, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445688, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=4] [L109] signed char stepLocal_0 = var_1_1; VAL [isInitial=1, last_1_var_1_9=4, stepLocal_0=126, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=-79, var_1_18=-1, var_1_19=0, var_1_1=126, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=3576445688, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445688, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=4] [L110] COND FALSE !(stepLocal_0 < (-1 - var_1_10)) [L117] var_1_9 = var_1_13 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=-79, var_1_18=-1, var_1_19=0, var_1_1=126, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=3576445688, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445688, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=-40961] [L119] COND FALSE !(var_1_9 < (var_1_21 + var_1_23)) [L122] var_1_27 = var_1_28 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=-79, var_1_18=-1, var_1_19=0, var_1_1=126, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=3576445686, var_1_28=3576445686, var_1_29=3576445688, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445688, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=-40961] [L188] RET step() [L189] CALL, EXPR property() [L179-L180] return (((((((var_1_23 < var_1_23) ? ((var_1_24 && var_1_24) ? (var_1_24 ? ((var_1_24 && (var_1_24 || var_1_24)) ? (var_1_1 == ((signed char) -5)) : 1) : 1) : (var_1_1 == ((signed char) var_1_8))) : (var_1_1 == ((signed char) var_1_8))) && ((var_1_1 < (-1 - var_1_10)) ? (var_1_24 ? (var_1_9 == ((unsigned short int) (var_1_10 + ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))))) : (var_1_9 == ((unsigned short int) ((var_1_12 - var_1_10) - ((var_1_13 - var_1_23) - ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))))))) : (var_1_9 == ((unsigned short int) var_1_13)))) && (var_1_17 == ((signed char) (((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) - (var_1_20 + (var_1_21 - var_1_22)))))) && (((- last_1_var_1_9) < (last_1_var_1_9 + -500)) ? (var_1_23 == ((unsigned char) var_1_20)) : 1)) && (var_1_4 ? (var_1_24 == ((unsigned char) (! var_1_25))) : (var_1_24 == ((unsigned char) (var_1_6 && ((var_1_10 >= var_1_17) && var_1_25)))))) && ((var_1_9 < (var_1_21 + var_1_23)) ? (var_1_27 == ((double) ((var_1_28 + var_1_29) + var_1_30))) : (var_1_27 == ((double) var_1_28)))) && (var_1_31 == ((float) var_1_30)) ; VAL [\result=0, isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=-79, var_1_18=-1, var_1_19=0, var_1_1=126, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=3576445686, var_1_28=3576445686, var_1_29=3576445688, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445688, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=-40961] [L189] RET, EXPR property() [L189] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=-79, var_1_18=-1, var_1_19=0, var_1_1=126, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=3576445686, var_1_28=3576445686, var_1_29=3576445688, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445688, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=-40961] [L19] reach_error() VAL [isInitial=1, last_1_var_1_9=4, var_1_10=127, var_1_12=-2, var_1_13=-40961, var_1_17=-79, var_1_18=-1, var_1_19=0, var_1_1=126, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=3576445686, var_1_28=3576445686, var_1_29=3576445688, var_1_30=3576445687, var_1_31=3576445687, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=2147483647, var_1_4=1, var_1_50=3576445688, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=-40961] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 96 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21.9s, OverallIterations: 6, TraceHistogramMax: 31, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 10.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2825 SdHoareTripleChecker+Valid, 6.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2692 mSDsluCounter, 2990 SdHoareTripleChecker+Invalid, 5.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2274 mSDsCounter, 1869 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4331 IncrementalHoareTripleChecker+Invalid, 6200 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1869 mSolverCounterUnsat, 716 mSDtfsCounter, 4331 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1538 GetRequests, 1373 SyntacticMatches, 0 SemanticMatches, 165 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5323 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=809occurred in iteration=5, InterpolantAutomatonStates: 149, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 5 MinimizatonAttempts, 797 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 8.0s InterpolantComputationTime, 1970 NumberOfCodeBlocks, 1970 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2352 ConstructedInterpolants, 0 QuantifiedInterpolants, 8883 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1776 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 12 InterpolantComputations, 2 PerfectInterpolantSequences, 21567/22320 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 04:51:46,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 64943cc7b0c16bec6791eb98e547ec186ef36cc0d3d8ca148c8d164737a88411 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:51:49,513 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:51:49,653 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 04:51:49,660 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:51:49,660 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:51:49,695 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:51:49,695 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:51:49,695 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:51:49,696 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:51:49,696 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:51:49,696 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:51:49,696 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:51:49,696 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:51:49,697 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:51:49,697 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:51:49,697 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:51:49,697 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:51:49,697 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:51:49,697 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:51:49,697 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:51:49,697 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:51:49,697 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:51:49,698 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:51:49,698 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:51:49,698 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:51:49,698 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:51:49,699 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:51:49,699 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:51:49,699 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:51:49,699 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:51:49,699 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:51:49,699 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:51:49,700 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:51:49,700 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:51:49,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:51:49,700 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:51:49,700 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:51:49,700 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:51:49,700 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:51:49,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:51:49,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:51:49,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:51:49,701 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:51:49,701 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:51:49,701 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:51:49,702 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:51:49,702 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:51:49,702 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:51:49,702 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:51:49,702 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:51:49,702 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_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64943cc7b0c16bec6791eb98e547ec186ef36cc0d3d8ca148c8d164737a88411 [2024-11-28 04:51:50,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:51:50,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:51:50,060 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:51:50,062 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:51:50,064 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:51:50,065 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i [2024-11-28 04:51:53,162 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/data/38e26524c/c30fa230010a4d86a46e031f82b50396/FLAGde4efdde2 [2024-11-28 04:51:53,479 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:51:53,480 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i [2024-11-28 04:51:53,490 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/data/38e26524c/c30fa230010a4d86a46e031f82b50396/FLAGde4efdde2 [2024-11-28 04:51:53,507 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/data/38e26524c/c30fa230010a4d86a46e031f82b50396 [2024-11-28 04:51:53,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:51:53,511 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:51:53,512 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:51:53,513 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:51:53,517 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:51:53,518 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:51:53" (1/1) ... [2024-11-28 04:51:53,520 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2176bcf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:53, skipping insertion in model container [2024-11-28 04:51:53,520 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:51:53" (1/1) ... [2024-11-28 04:51:53,541 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:51:53,729 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_0638c6db-9702-4c3c-8393-db86a41d3c75/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i[919,932] [2024-11-28 04:51:53,812 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:51:53,828 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:51:53,844 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_0638c6db-9702-4c3c-8393-db86a41d3c75/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i[919,932] [2024-11-28 04:51:53,893 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:51:53,913 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:51:53,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:53 WrapperNode [2024-11-28 04:51:53,914 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:51:53,915 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:51:53,916 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:51:53,916 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:51:53,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:53" (1/1) ... [2024-11-28 04:51:53,942 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:53" (1/1) ... [2024-11-28 04:51:53,973 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 189 [2024-11-28 04:51:53,973 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:51:53,974 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:51:53,974 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:51:53,974 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:51:53,987 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:53" (1/1) ... [2024-11-28 04:51:53,988 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:53" (1/1) ... [2024-11-28 04:51:53,993 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:53" (1/1) ... [2024-11-28 04:51:54,006 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]. [2024-11-28 04:51:54,006 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:53" (1/1) ... [2024-11-28 04:51:54,007 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:53" (1/1) ... [2024-11-28 04:51:54,023 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:53" (1/1) ... [2024-11-28 04:51:54,028 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:53" (1/1) ... [2024-11-28 04:51:54,032 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:53" (1/1) ... [2024-11-28 04:51:54,038 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:53" (1/1) ... [2024-11-28 04:51:54,043 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:53" (1/1) ... [2024-11-28 04:51:54,050 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:51:54,054 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:51:54,055 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:51:54,055 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:51:54,056 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:53" (1/1) ... [2024-11-28 04:51:54,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:51:54,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:51:54,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:51:54,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:51:54,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:51:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 04:51:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:51:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:51:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:51:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:51:54,277 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:51:54,279 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:51:58,103 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-28 04:51:58,104 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:51:58,115 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:51:58,115 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:51:58,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:51:58 BoogieIcfgContainer [2024-11-28 04:51:58,116 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:51:58,118 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:51:58,119 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:51:58,127 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:51:58,127 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:51:53" (1/3) ... [2024-11-28 04:51:58,128 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a3950c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:51:58, skipping insertion in model container [2024-11-28 04:51:58,128 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:53" (2/3) ... [2024-11-28 04:51:58,129 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a3950c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:51:58, skipping insertion in model container [2024-11-28 04:51:58,129 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:51:58" (3/3) ... [2024-11-28 04:51:58,130 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i [2024-11-28 04:51:58,145 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:51:58,146 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i that has 2 procedures, 90 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:51:58,215 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:51:58,226 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;@5f33bd93, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:51:58,226 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:51:58,230 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 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) [2024-11-28 04:51:58,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-28 04:51:58,245 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:51:58,246 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] [2024-11-28 04:51:58,247 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:51:58,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:51:58,252 INFO L85 PathProgramCache]: Analyzing trace with hash -151723237, now seen corresponding path program 1 times [2024-11-28 04:51:58,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:51:58,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1273408906] [2024-11-28 04:51:58,264 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:58,265 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:51:58,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:51:58,269 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:51:58,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-28 04:51:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:58,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:51:58,755 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:51:58,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 704 proven. 0 refuted. 0 times theorem prover too weak. 1156 trivial. 0 not checked. [2024-11-28 04:51:58,802 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:51:58,803 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:51:58,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1273408906] [2024-11-28 04:51:58,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1273408906] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:51:58,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:51:58,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:51:58,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534928278] [2024-11-28 04:51:58,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:51:58,811 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:51:58,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:51:58,836 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:51:58,838 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:51:58,840 INFO L87 Difference]: Start difference. First operand has 90 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 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 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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) [2024-11-28 04:51:58,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:51:58,892 INFO L93 Difference]: Finished difference Result 170 states and 301 transitions. [2024-11-28 04:51:58,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:51:58,894 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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 196 [2024-11-28 04:51:58,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:51:58,901 INFO L225 Difference]: With dead ends: 170 [2024-11-28 04:51:58,902 INFO L226 Difference]: Without dead ends: 83 [2024-11-28 04:51:58,906 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:51:58,909 INFO L435 NwaCegarLoop]: 127 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, 127 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:51:58,910 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:51:58,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-11-28 04:51:58,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2024-11-28 04:51:58,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 50 states have (on average 1.3) internal successors, (65), 50 states have internal predecessors, (65), 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) [2024-11-28 04:51:58,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 127 transitions. [2024-11-28 04:51:58,978 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 127 transitions. Word has length 196 [2024-11-28 04:51:58,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:51:58,980 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 127 transitions. [2024-11-28 04:51:58,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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) [2024-11-28 04:51:58,981 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 127 transitions. [2024-11-28 04:51:58,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-28 04:51:58,986 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:51:58,986 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] [2024-11-28 04:51:58,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-28 04:51:59,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:51:59,191 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:51:59,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:51:59,192 INFO L85 PathProgramCache]: Analyzing trace with hash -192037471, now seen corresponding path program 1 times [2024-11-28 04:51:59,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:51:59,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [124996162] [2024-11-28 04:51:59,193 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:59,193 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:51:59,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:51:59,196 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:51:59,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-28 04:51:59,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:59,636 INFO L256 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:51:59,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:00,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 618 proven. 72 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2024-11-28 04:52:00,614 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:52:01,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 18 proven. 72 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-28 04:52:01,469 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:52:01,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [124996162] [2024-11-28 04:52:01,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [124996162] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:52:01,469 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:52:01,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-28 04:52:01,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747848406] [2024-11-28 04:52:01,472 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:52:01,474 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:52:01,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:52:01,475 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:52:01,475 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:52:01,480 INFO L87 Difference]: Start difference. First operand 83 states and 127 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2024-11-28 04:52:03,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:52:03,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:52:03,669 INFO L93 Difference]: Finished difference Result 169 states and 256 transitions. [2024-11-28 04:52:03,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:52:03,685 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) Word has length 196 [2024-11-28 04:52:03,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:52:03,688 INFO L225 Difference]: With dead ends: 169 [2024-11-28 04:52:03,688 INFO L226 Difference]: Without dead ends: 89 [2024-11-28 04:52:03,689 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 393 GetRequests, 384 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:52:03,690 INFO L435 NwaCegarLoop]: 85 mSDtfsCounter, 133 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:52:03,691 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 193 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-28 04:52:03,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-11-28 04:52:03,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2024-11-28 04:52:03,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 53 states have (on average 1.2641509433962264) internal successors, (67), 53 states have internal predecessors, (67), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-28 04:52:03,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 129 transitions. [2024-11-28 04:52:03,711 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 129 transitions. Word has length 196 [2024-11-28 04:52:03,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:52:03,712 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 129 transitions. [2024-11-28 04:52:03,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2024-11-28 04:52:03,713 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 129 transitions. [2024-11-28 04:52:03,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-28 04:52:03,717 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:03,717 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] [2024-11-28 04:52:03,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-28 04:52:03,918 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:03,918 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:03,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:03,919 INFO L85 PathProgramCache]: Analyzing trace with hash -1213105825, now seen corresponding path program 1 times [2024-11-28 04:52:03,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:52:03,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1208546768] [2024-11-28 04:52:03,920 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:03,920 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:03,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:52:03,925 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:52:03,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-28 04:52:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:04,360 INFO L256 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:52:04,374 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:04,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 958 proven. 42 refuted. 0 times theorem prover too weak. 860 trivial. 0 not checked. [2024-11-28 04:52:04,956 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:52:05,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 48 proven. 42 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-28 04:52:05,700 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:52:05,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1208546768] [2024-11-28 04:52:05,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1208546768] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:52:05,700 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:52:05,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-28 04:52:05,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894064277] [2024-11-28 04:52:05,701 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:52:05,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:52:05,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:52:05,703 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:52:05,704 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:52:05,704 INFO L87 Difference]: Start difference. First operand 87 states and 129 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-28 04:52:08,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:52:08,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:52:08,241 INFO L93 Difference]: Finished difference Result 177 states and 260 transitions. [2024-11-28 04:52:08,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:52:08,257 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 196 [2024-11-28 04:52:08,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:52:08,260 INFO L225 Difference]: With dead ends: 177 [2024-11-28 04:52:08,260 INFO L226 Difference]: Without dead ends: 93 [2024-11-28 04:52:08,261 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 393 GetRequests, 384 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:52:08,262 INFO L435 NwaCegarLoop]: 84 mSDtfsCounter, 105 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:52:08,263 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 188 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-28 04:52:08,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-28 04:52:08,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2024-11-28 04:52:08,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 56 states have (on average 1.2321428571428572) internal successors, (69), 56 states have internal predecessors, (69), 31 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-28 04:52:08,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 131 transitions. [2024-11-28 04:52:08,284 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 131 transitions. Word has length 196 [2024-11-28 04:52:08,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:52:08,285 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 131 transitions. [2024-11-28 04:52:08,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-28 04:52:08,285 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 131 transitions. [2024-11-28 04:52:08,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-28 04:52:08,289 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:08,289 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] [2024-11-28 04:52:08,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-28 04:52:08,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:08,490 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:08,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:08,491 INFO L85 PathProgramCache]: Analyzing trace with hash 2070744221, now seen corresponding path program 1 times [2024-11-28 04:52:08,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:52:08,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1980970675] [2024-11-28 04:52:08,492 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:08,492 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:08,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:52:08,496 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:52:08,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-28 04:52:08,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:08,843 INFO L256 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:52:08,849 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:10,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-28 04:52:10,017 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:52:10,017 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:52:10,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1980970675] [2024-11-28 04:52:10,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1980970675] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:52:10,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:52:10,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:52:10,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962529067] [2024-11-28 04:52:10,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:52:10,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:52:10,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:52:10,019 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:52:10,019 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:52:10,020 INFO L87 Difference]: Start difference. First operand 91 states and 131 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 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) [2024-11-28 04:52:11,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:52:13,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:52:15,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:52:15,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:52:15,148 INFO L93 Difference]: Finished difference Result 268 states and 388 transitions. [2024-11-28 04:52:15,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:52:15,172 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 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 [2024-11-28 04:52:15,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:52:15,175 INFO L225 Difference]: With dead ends: 268 [2024-11-28 04:52:15,175 INFO L226 Difference]: Without dead ends: 180 [2024-11-28 04:52:15,176 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:52:15,178 INFO L435 NwaCegarLoop]: 122 mSDtfsCounter, 80 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:52:15,178 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 355 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-28 04:52:15,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2024-11-28 04:52:15,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 165. [2024-11-28 04:52:15,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 96 states have (on average 1.2083333333333333) internal successors, (116), 96 states have internal predecessors, (116), 62 states have call successors, (62), 6 states have call predecessors, (62), 6 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-28 04:52:15,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 240 transitions. [2024-11-28 04:52:15,232 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 240 transitions. Word has length 196 [2024-11-28 04:52:15,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:52:15,234 INFO L471 AbstractCegarLoop]: Abstraction has 165 states and 240 transitions. [2024-11-28 04:52:15,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 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) [2024-11-28 04:52:15,235 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 240 transitions. [2024-11-28 04:52:15,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-28 04:52:15,239 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:15,239 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] [2024-11-28 04:52:15,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-28 04:52:15,440 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:15,440 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:15,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:15,441 INFO L85 PathProgramCache]: Analyzing trace with hash -1966057637, now seen corresponding path program 1 times [2024-11-28 04:52:15,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:52:15,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2033749779] [2024-11-28 04:52:15,441 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:15,442 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:15,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:52:15,443 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:52:15,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-28 04:52:15,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:15,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 04:52:15,845 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:18,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 944 proven. 66 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2024-11-28 04:52:18,137 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:52:18,830 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:52:18,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2033749779] [2024-11-28 04:52:18,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2033749779] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:52:18,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2010904920] [2024-11-28 04:52:18,831 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:18,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:52:18,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:52:18,834 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:52:18,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-28 04:52:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:19,598 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-28 04:52:19,603 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:21,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 930 proven. 36 refuted. 0 times theorem prover too weak. 894 trivial. 0 not checked. [2024-11-28 04:52:21,058 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:52:21,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2010904920] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:52:21,555 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:52:21,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 8 [2024-11-28 04:52:21,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659875592] [2024-11-28 04:52:21,556 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:52:21,557 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:52:21,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:52:21,557 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:52:21,558 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=130, Unknown=0, NotChecked=0, Total=210 [2024-11-28 04:52:21,558 INFO L87 Difference]: Start difference. First operand 165 states and 240 transitions. Second operand has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 3 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2024-11-28 04:52:24,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:52:26,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:52:27,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:52:30,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:52:30,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:52:30,338 INFO L93 Difference]: Finished difference Result 366 states and 517 transitions. [2024-11-28 04:52:30,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:52:30,339 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 3 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 196 [2024-11-28 04:52:30,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:52:30,342 INFO L225 Difference]: With dead ends: 366 [2024-11-28 04:52:30,342 INFO L226 Difference]: Without dead ends: 269 [2024-11-28 04:52:30,343 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 569 GetRequests, 552 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=123, Invalid=183, Unknown=0, NotChecked=0, Total=306 [2024-11-28 04:52:30,344 INFO L435 NwaCegarLoop]: 78 mSDtfsCounter, 60 mSDsluCounter, 389 mSDsCounter, 0 mSdLazyCounter, 277 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 467 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 277 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:52:30,344 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 467 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 277 Invalid, 0 Unknown, 0 Unchecked, 8.6s Time] [2024-11-28 04:52:30,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2024-11-28 04:52:30,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 263. [2024-11-28 04:52:30,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 156 states have (on average 1.1474358974358974) internal successors, (179), 156 states have internal predecessors, (179), 93 states have call successors, (93), 13 states have call predecessors, (93), 13 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-11-28 04:52:30,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 365 transitions. [2024-11-28 04:52:30,388 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 365 transitions. Word has length 196 [2024-11-28 04:52:30,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:52:30,389 INFO L471 AbstractCegarLoop]: Abstraction has 263 states and 365 transitions. [2024-11-28 04:52:30,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 3 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2024-11-28 04:52:30,389 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 365 transitions. [2024-11-28 04:52:30,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-28 04:52:30,391 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:30,392 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] [2024-11-28 04:52:30,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-28 04:52:30,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-28 04:52:30,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 04:52:30,793 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:30,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:30,793 INFO L85 PathProgramCache]: Analyzing trace with hash 740561757, now seen corresponding path program 1 times [2024-11-28 04:52:30,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:52:30,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [351739633] [2024-11-28 04:52:30,794 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:30,794 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:30,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:52:30,795 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:52:30,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638c6db-9702-4c3c-8393-db86a41d3c75/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-28 04:52:31,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:31,127 INFO L256 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-28 04:52:31,134 INFO L279 TraceCheckSpWp]: Computing forward predicates...