./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-66.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_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/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_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/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_86b0bf55-d581-4c44-8884-1d05fc3f728c/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 2b1ff31db509e6effa7c7aab233d1c51ba648bc5079bf259c615627714f8cf03 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:15:27,331 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:15:27,425 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 04:15:27,438 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:15:27,439 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:15:27,490 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:15:27,491 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:15:27,491 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:15:27,492 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:15:27,492 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:15:27,493 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:15:27,494 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:15:27,494 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:15:27,494 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:15:27,495 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:15:27,495 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:15:27,495 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:15:27,496 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:15:27,496 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:15:27,496 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:15:27,497 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:15:27,497 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:15:27,497 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:15:27,497 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:15:27,497 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:15:27,497 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:15:27,498 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:15:27,498 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:15:27,498 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:15:27,498 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:15:27,498 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:15:27,498 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:15:27,499 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:15:27,500 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:15:27,500 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:15:27,500 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:15:27,500 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:15:27,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:15:27,501 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:15:27,501 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:15:27,501 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:15:27,501 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:15:27,501 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:15:27,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:15:27,501 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:15:27,502 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:15:27,502 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:15:27,502 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:15:27,502 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_86b0bf55-d581-4c44-8884-1d05fc3f728c/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 -> 2b1ff31db509e6effa7c7aab233d1c51ba648bc5079bf259c615627714f8cf03 [2024-11-28 04:15:27,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:15:27,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:15:27,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:15:27,920 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:15:27,920 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:15:27,922 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-66.i [2024-11-28 04:15:31,521 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/data/3971fc460/76bb56c558bb43c89c0a1ed779bd758e/FLAG05ab87f59 [2024-11-28 04:15:31,990 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:15:31,991 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-66.i [2024-11-28 04:15:32,011 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/data/3971fc460/76bb56c558bb43c89c0a1ed779bd758e/FLAG05ab87f59 [2024-11-28 04:15:32,039 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/data/3971fc460/76bb56c558bb43c89c0a1ed779bd758e [2024-11-28 04:15:32,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:15:32,046 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:15:32,048 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:15:32,049 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:15:32,055 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:15:32,056 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:15:32" (1/1) ... [2024-11-28 04:15:32,059 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33162b52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:32, skipping insertion in model container [2024-11-28 04:15:32,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:15:32" (1/1) ... [2024-11-28 04:15:32,086 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:15:32,306 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_86b0bf55-d581-4c44-8884-1d05fc3f728c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-66.i[917,930] [2024-11-28 04:15:32,418 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:15:32,432 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:15:32,446 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_86b0bf55-d581-4c44-8884-1d05fc3f728c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-66.i[917,930] [2024-11-28 04:15:32,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:15:32,500 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:15:32,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:32 WrapperNode [2024-11-28 04:15:32,501 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:15:32,502 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:15:32,502 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:15:32,503 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:15:32,511 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:32" (1/1) ... [2024-11-28 04:15:32,527 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:32" (1/1) ... [2024-11-28 04:15:32,585 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 153 [2024-11-28 04:15:32,585 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:15:32,586 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:15:32,586 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:15:32,586 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:15:32,604 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:32" (1/1) ... [2024-11-28 04:15:32,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:32" (1/1) ... [2024-11-28 04:15:32,607 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:32" (1/1) ... [2024-11-28 04:15:32,626 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 04:15:32,626 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:32" (1/1) ... [2024-11-28 04:15:32,626 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:32" (1/1) ... [2024-11-28 04:15:32,635 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:32" (1/1) ... [2024-11-28 04:15:32,637 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:32" (1/1) ... [2024-11-28 04:15:32,642 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:32" (1/1) ... [2024-11-28 04:15:32,644 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:32" (1/1) ... [2024-11-28 04:15:32,646 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:32" (1/1) ... [2024-11-28 04:15:32,650 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:15:32,651 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:15:32,651 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:15:32,651 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:15:32,652 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:32" (1/1) ... [2024-11-28 04:15:32,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:15:32,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:15:32,696 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:15:32,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:15:32,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:15:32,742 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:15:32,742 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:15:32,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:15:32,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:15:32,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:15:32,862 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:15:32,865 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:15:33,428 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-28 04:15:33,429 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:15:33,443 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:15:33,443 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:15:33,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:15:33 BoogieIcfgContainer [2024-11-28 04:15:33,444 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:15:33,448 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:15:33,448 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:15:33,455 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:15:33,455 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:15:32" (1/3) ... [2024-11-28 04:15:33,456 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45189468 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:15:33, skipping insertion in model container [2024-11-28 04:15:33,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:32" (2/3) ... [2024-11-28 04:15:33,456 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45189468 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:15:33, skipping insertion in model container [2024-11-28 04:15:33,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:15:33" (3/3) ... [2024-11-28 04:15:33,458 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-66.i [2024-11-28 04:15:33,478 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:15:33,480 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-66.i that has 2 procedures, 74 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:15:33,575 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:15:33,591 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;@708ccbc9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:15:33,591 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:15:33,596 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 45 states have (on average 1.3777777777777778) internal successors, (62), 46 states have internal predecessors, (62), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-28 04:15:33,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-28 04:15:33,616 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:15:33,617 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:15:33,618 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:15:33,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:15:33,629 INFO L85 PathProgramCache]: Analyzing trace with hash -1657202567, now seen corresponding path program 1 times [2024-11-28 04:15:33,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:15:33,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609576718] [2024-11-28 04:15:33,639 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:15:33,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:15:33,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:15:34,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2024-11-28 04:15:34,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:15:34,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609576718] [2024-11-28 04:15:34,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609576718] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:15:34,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [78228941] [2024-11-28 04:15:34,233 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:15:34,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:15:34,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:15:34,240 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:15:34,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:15:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:15:34,542 INFO L256 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:15:34,563 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:15:34,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2024-11-28 04:15:34,608 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:15:34,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [78228941] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:15:34,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:15:34,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 04:15:34,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351962399] [2024-11-28 04:15:34,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:15:34,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:15:34,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:15:34,647 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:15:34,648 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:15:34,650 INFO L87 Difference]: Start difference. First operand has 74 states, 45 states have (on average 1.3777777777777778) internal successors, (62), 46 states have internal predecessors, (62), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-28 04:15:34,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:15:34,694 INFO L93 Difference]: Finished difference Result 141 states and 248 transitions. [2024-11-28 04:15:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:15:34,700 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 164 [2024-11-28 04:15:34,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:15:34,711 INFO L225 Difference]: With dead ends: 141 [2024-11-28 04:15:34,711 INFO L226 Difference]: Without dead ends: 70 [2024-11-28 04:15:34,718 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 165 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 04:15:34,724 INFO L435 NwaCegarLoop]: 107 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, 107 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 04:15:34,725 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:15:34,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-11-28 04:15:34,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-11-28 04:15:34,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 42 states have (on average 1.3095238095238095) internal successors, (55), 42 states have internal predecessors, (55), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-28 04:15:34,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 107 transitions. [2024-11-28 04:15:34,777 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 107 transitions. Word has length 164 [2024-11-28 04:15:34,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:15:34,778 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 107 transitions. [2024-11-28 04:15:34,778 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-28 04:15:34,778 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 107 transitions. [2024-11-28 04:15:34,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-28 04:15:34,782 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:15:34,783 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:15:34,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 04:15:34,983 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:15:34,984 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:15:34,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:15:34,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1173335865, now seen corresponding path program 1 times [2024-11-28 04:15:34,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:15:34,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178337646] [2024-11-28 04:15:34,985 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:15:34,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:15:35,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:16:02,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-28 04:16:02,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:16:02,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178337646] [2024-11-28 04:16:02,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178337646] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:16:02,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:16:02,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-28 04:16:02,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609480932] [2024-11-28 04:16:02,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:16:02,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-28 04:16:02,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:16:02,211 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-28 04:16:02,211 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2024-11-28 04:16:02,212 INFO L87 Difference]: Start difference. First operand 70 states and 107 transitions. Second operand has 15 states, 15 states have (on average 2.466666666666667) internal successors, (37), 15 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-28 04:16:05,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:16:05,122 INFO L93 Difference]: Finished difference Result 214 states and 295 transitions. [2024-11-28 04:16:05,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-28 04:16:05,124 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.466666666666667) internal successors, (37), 15 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 164 [2024-11-28 04:16:05,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:16:05,130 INFO L225 Difference]: With dead ends: 214 [2024-11-28 04:16:05,131 INFO L226 Difference]: Without dead ends: 212 [2024-11-28 04:16:05,131 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=90, Invalid=182, Unknown=0, NotChecked=0, Total=272 [2024-11-28 04:16:05,132 INFO L435 NwaCegarLoop]: 92 mSDtfsCounter, 245 mSDsluCounter, 624 mSDsCounter, 0 mSdLazyCounter, 417 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 716 SdHoareTripleChecker+Invalid, 436 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:16:05,133 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [245 Valid, 716 Invalid, 436 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 417 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-28 04:16:05,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-28 04:16:05,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 112. [2024-11-28 04:16:05,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 81 states have (on average 1.4074074074074074) internal successors, (114), 82 states have internal predecessors, (114), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 27 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-28 04:16:05,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 170 transitions. [2024-11-28 04:16:05,191 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 170 transitions. Word has length 164 [2024-11-28 04:16:05,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:16:05,192 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 170 transitions. [2024-11-28 04:16:05,195 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.466666666666667) internal successors, (37), 15 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-28 04:16:05,196 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 170 transitions. [2024-11-28 04:16:05,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-28 04:16:05,199 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:16:05,199 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:16:05,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:16:05,200 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:16:05,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:16:05,201 INFO L85 PathProgramCache]: Analyzing trace with hash 363989239, now seen corresponding path program 1 times [2024-11-28 04:16:05,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:16:05,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267115418] [2024-11-28 04:16:05,205 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:16:05,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:16:05,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:16:26,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-28 04:16:26,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:16:26,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267115418] [2024-11-28 04:16:26,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267115418] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:16:26,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:16:26,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-28 04:16:26,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458192499] [2024-11-28 04:16:26,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:16:26,090 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-28 04:16:26,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:16:26,091 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-28 04:16:26,091 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2024-11-28 04:16:26,092 INFO L87 Difference]: Start difference. First operand 112 states and 170 transitions. Second operand has 15 states, 15 states have (on average 2.466666666666667) internal successors, (37), 15 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-28 04:16:28,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:16:28,406 INFO L93 Difference]: Finished difference Result 202 states and 282 transitions. [2024-11-28 04:16:28,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-28 04:16:28,407 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.466666666666667) internal successors, (37), 15 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 164 [2024-11-28 04:16:28,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:16:28,410 INFO L225 Difference]: With dead ends: 202 [2024-11-28 04:16:28,410 INFO L226 Difference]: Without dead ends: 200 [2024-11-28 04:16:28,411 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=96, Invalid=176, Unknown=0, NotChecked=0, Total=272 [2024-11-28 04:16:28,412 INFO L435 NwaCegarLoop]: 94 mSDtfsCounter, 191 mSDsluCounter, 524 mSDsCounter, 0 mSdLazyCounter, 321 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 618 SdHoareTripleChecker+Invalid, 338 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:16:28,412 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 618 Invalid, 338 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 321 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-28 04:16:28,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2024-11-28 04:16:28,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 112. [2024-11-28 04:16:28,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 81 states have (on average 1.4074074074074074) internal successors, (114), 82 states have internal predecessors, (114), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 27 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-28 04:16:28,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 170 transitions. [2024-11-28 04:16:28,446 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 170 transitions. Word has length 164 [2024-11-28 04:16:28,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:16:28,447 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 170 transitions. [2024-11-28 04:16:28,447 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.466666666666667) internal successors, (37), 15 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-28 04:16:28,447 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 170 transitions. [2024-11-28 04:16:28,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-28 04:16:28,451 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:16:28,451 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:16:28,451 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 04:16:28,451 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:16:28,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:16:28,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1874400443, now seen corresponding path program 1 times [2024-11-28 04:16:28,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:16:28,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778923354] [2024-11-28 04:16:28,453 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:16:28,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:16:28,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:16:29,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-28 04:16:29,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:16:29,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778923354] [2024-11-28 04:16:29,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778923354] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:16:29,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:16:29,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:16:29,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433628708] [2024-11-28 04:16:29,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:16:29,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:16:29,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:16:29,279 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:16:29,279 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:16:29,279 INFO L87 Difference]: Start difference. First operand 112 states and 170 transitions. Second operand has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 9 states have internal predecessors, (37), 4 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2024-11-28 04:16:30,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:16:30,224 INFO L93 Difference]: Finished difference Result 322 states and 469 transitions. [2024-11-28 04:16:30,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:16:30,226 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 9 states have internal predecessors, (37), 4 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) Word has length 164 [2024-11-28 04:16:30,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:16:30,233 INFO L225 Difference]: With dead ends: 322 [2024-11-28 04:16:30,233 INFO L226 Difference]: Without dead ends: 213 [2024-11-28 04:16:30,234 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:16:30,238 INFO L435 NwaCegarLoop]: 94 mSDtfsCounter, 399 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 282 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 399 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:16:30,238 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [399 Valid, 222 Invalid, 453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 282 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 04:16:30,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2024-11-28 04:16:30,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 124. [2024-11-28 04:16:30,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 91 states have (on average 1.3626373626373627) internal successors, (124), 92 states have internal predecessors, (124), 28 states have call successors, (28), 4 states have call predecessors, (28), 4 states have return successors, (28), 27 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-28 04:16:30,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 180 transitions. [2024-11-28 04:16:30,293 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 180 transitions. Word has length 164 [2024-11-28 04:16:30,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:16:30,295 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 180 transitions. [2024-11-28 04:16:30,295 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 9 states have internal predecessors, (37), 4 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2024-11-28 04:16:30,297 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 180 transitions. [2024-11-28 04:16:30,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-28 04:16:30,302 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:16:30,302 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:16:30,303 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 04:16:30,303 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:16:30,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:16:30,303 INFO L85 PathProgramCache]: Analyzing trace with hash 152267511, now seen corresponding path program 1 times [2024-11-28 04:16:30,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:16:30,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79486283] [2024-11-28 04:16:30,304 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:16:30,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:16:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:16:30,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-28 04:16:30,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:16:30,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79486283] [2024-11-28 04:16:30,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79486283] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:16:30,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:16:30,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:16:30,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990093224] [2024-11-28 04:16:30,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:16:30,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:16:30,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:16:30,491 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:16:30,492 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:16:30,492 INFO L87 Difference]: Start difference. First operand 124 states and 180 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-28 04:16:30,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:16:30,877 INFO L93 Difference]: Finished difference Result 398 states and 567 transitions. [2024-11-28 04:16:30,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:16:30,878 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 164 [2024-11-28 04:16:30,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:16:30,883 INFO L225 Difference]: With dead ends: 398 [2024-11-28 04:16:30,884 INFO L226 Difference]: Without dead ends: 277 [2024-11-28 04:16:30,885 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:16:30,887 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 87 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:16:30,890 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 432 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:16:30,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2024-11-28 04:16:31,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 228. [2024-11-28 04:16:31,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 163 states have (on average 1.3496932515337423) internal successors, (220), 165 states have internal predecessors, (220), 56 states have call successors, (56), 8 states have call predecessors, (56), 8 states have return successors, (56), 54 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-28 04:16:31,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 332 transitions. [2024-11-28 04:16:31,011 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 332 transitions. Word has length 164 [2024-11-28 04:16:31,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:16:31,013 INFO L471 AbstractCegarLoop]: Abstraction has 228 states and 332 transitions. [2024-11-28 04:16:31,014 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-28 04:16:31,014 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 332 transitions. [2024-11-28 04:16:31,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-28 04:16:31,017 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:16:31,018 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:16:31,018 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 04:16:31,019 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:16:31,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:16:31,021 INFO L85 PathProgramCache]: Analyzing trace with hash 209525813, now seen corresponding path program 1 times [2024-11-28 04:16:31,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:16:31,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139706337] [2024-11-28 04:16:31,024 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:16:31,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:16:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:16:53,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-28 04:16:53,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:16:53,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139706337] [2024-11-28 04:16:53,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139706337] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:16:53,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:16:53,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-28 04:16:53,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713603833] [2024-11-28 04:16:53,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:16:53,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-28 04:16:53,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:16:53,566 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-28 04:16:53,566 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2024-11-28 04:16:53,567 INFO L87 Difference]: Start difference. First operand 228 states and 332 transitions. Second operand has 15 states, 15 states have (on average 2.466666666666667) internal successors, (37), 15 states have internal predecessors, (37), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-28 04:16:58,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:16:58,690 INFO L93 Difference]: Finished difference Result 283 states and 397 transitions. [2024-11-28 04:16:58,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 04:16:58,691 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.466666666666667) internal successors, (37), 15 states have internal predecessors, (37), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 164 [2024-11-28 04:16:58,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:16:58,693 INFO L225 Difference]: With dead ends: 283 [2024-11-28 04:16:58,693 INFO L226 Difference]: Without dead ends: 281 [2024-11-28 04:16:58,693 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=181, Invalid=371, Unknown=0, NotChecked=0, Total=552 [2024-11-28 04:16:58,694 INFO L435 NwaCegarLoop]: 110 mSDtfsCounter, 193 mSDsluCounter, 498 mSDsCounter, 0 mSdLazyCounter, 617 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 608 SdHoareTripleChecker+Invalid, 645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:16:58,694 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 608 Invalid, 645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 617 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-28 04:16:58,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2024-11-28 04:16:58,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 237. [2024-11-28 04:16:58,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 172 states have (on average 1.3488372093023255) internal successors, (232), 174 states have internal predecessors, (232), 56 states have call successors, (56), 8 states have call predecessors, (56), 8 states have return successors, (56), 54 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-28 04:16:58,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 344 transitions. [2024-11-28 04:16:58,753 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 344 transitions. Word has length 164 [2024-11-28 04:16:58,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:16:58,753 INFO L471 AbstractCegarLoop]: Abstraction has 237 states and 344 transitions. [2024-11-28 04:16:58,753 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.466666666666667) internal successors, (37), 15 states have internal predecessors, (37), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-28 04:16:58,754 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 344 transitions. [2024-11-28 04:16:58,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-28 04:16:58,756 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:16:58,756 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:16:58,756 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 04:16:58,756 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:16:58,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:16:58,756 INFO L85 PathProgramCache]: Analyzing trace with hash -599820813, now seen corresponding path program 1 times [2024-11-28 04:16:58,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:16:58,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433168897] [2024-11-28 04:16:58,757 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:16:58,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:16:58,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:17:20,351 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification. DAG size of input: 187 DAG size of output: 174 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 04:17:37,107 WARN L286 SmtUtils]: Spent 5.41s on a formula simplification. DAG size of input: 221 DAG size of output: 208 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 04:17:37,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-28 04:17:37,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:17:37,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433168897] [2024-11-28 04:17:37,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433168897] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:17:37,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:17:37,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-28 04:17:37,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447779718] [2024-11-28 04:17:37,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:17:37,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-28 04:17:37,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:17:37,181 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 04:17:37,181 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:17:37,182 INFO L87 Difference]: Start difference. First operand 237 states and 344 transitions. Second operand has 14 states, 14 states have (on average 2.642857142857143) internal successors, (37), 14 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-28 04:17:43,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:17:43,725 INFO L93 Difference]: Finished difference Result 278 states and 392 transitions. [2024-11-28 04:17:43,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 04:17:43,726 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 2.642857142857143) internal successors, (37), 14 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 164 [2024-11-28 04:17:43,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:17:43,728 INFO L225 Difference]: With dead ends: 278 [2024-11-28 04:17:43,728 INFO L226 Difference]: Without dead ends: 276 [2024-11-28 04:17:43,728 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 20.1s TimeCoverageRelationStatistics Valid=108, Invalid=198, Unknown=0, NotChecked=0, Total=306 [2024-11-28 04:17:43,729 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 193 mSDsluCounter, 456 mSDsCounter, 0 mSdLazyCounter, 429 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 573 SdHoareTripleChecker+Invalid, 433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:17:43,730 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 573 Invalid, 433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 429 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-28 04:17:43,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2024-11-28 04:17:43,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 237. [2024-11-28 04:17:43,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 172 states have (on average 1.3488372093023255) internal successors, (232), 174 states have internal predecessors, (232), 56 states have call successors, (56), 8 states have call predecessors, (56), 8 states have return successors, (56), 54 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-28 04:17:43,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 344 transitions. [2024-11-28 04:17:43,795 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 344 transitions. Word has length 164 [2024-11-28 04:17:43,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:17:43,796 INFO L471 AbstractCegarLoop]: Abstraction has 237 states and 344 transitions. [2024-11-28 04:17:43,796 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 2.642857142857143) internal successors, (37), 14 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-28 04:17:43,796 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 344 transitions. [2024-11-28 04:17:43,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-28 04:17:43,798 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:17:43,799 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:17:43,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 04:17:43,799 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:17:43,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:17:43,800 INFO L85 PathProgramCache]: Analyzing trace with hash 2002931436, now seen corresponding path program 1 times [2024-11-28 04:17:43,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:17:43,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330406250] [2024-11-28 04:17:43,800 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:17:43,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:17:43,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 04:17:43,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [190889281] [2024-11-28 04:17:43,937 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:17:43,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:17:43,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:17:43,941 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:17:43,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 04:17:44,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:17:44,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-28 04:17:44,090 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:17:45,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 796 proven. 165 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2024-11-28 04:17:45,759 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:18:05,845 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 (mod c_~var_1_10~0 65536)) (.cse1 (mod c_~var_1_11~0 65536))) (and (or (let ((.cse0 (mod c_~var_1_7~0 65536))) (and (forall ((v_~var_1_15~0_6 Int)) (or (< .cse0 (+ .cse1 2 (div v_~var_1_15~0_6 .cse2))) (< (+ v_~var_1_15~0_6 c_~var_1_7~0) .cse1))) (forall ((v_~var_1_15~0_6 Int)) (or (< .cse0 (+ .cse1 1 (div v_~var_1_15~0_6 .cse2))) (< (+ v_~var_1_15~0_6 c_~var_1_7~0) .cse1) (not (= (mod v_~var_1_15~0_6 .cse2) 0)))) (forall ((v_~var_1_15~0_6 Int)) (or (< .cse0 (+ .cse1 1 (div v_~var_1_15~0_6 .cse2))) (< v_~var_1_15~0_6 0))))) (< c_~var_1_7~0 (+ .cse1 1))) (or (and (forall ((v_~var_1_15~0_6 Int)) (or (< 0 (+ 1 (div v_~var_1_15~0_6 .cse2))) (< (+ v_~var_1_15~0_6 c_~var_1_7~0) .cse1))) (forall ((v_~var_1_15~0_6 Int)) (or (< (+ v_~var_1_15~0_6 c_~var_1_7~0) .cse1) (< 0 (+ 2 (div v_~var_1_15~0_6 .cse2))))) (forall ((v_~var_1_15~0_6 Int)) (or (< 0 (+ 1 (div v_~var_1_15~0_6 .cse2))) (< (+ v_~var_1_15~0_6 c_~var_1_7~0) .cse1) (not (= (mod v_~var_1_15~0_6 .cse2) 0))))) (< .cse1 c_~var_1_7~0)))) is different from false [2024-11-28 04:18:08,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:18:08,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330406250] [2024-11-28 04:18:08,688 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-28 04:18:08,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [190889281] [2024-11-28 04:18:08,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [190889281] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:18:08,688 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:18:08,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2024-11-28 04:18:08,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911017645] [2024-11-28 04:18:08,688 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-28 04:18:08,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-28 04:18:08,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:18:08,690 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-28 04:18:08,690 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=304, Unknown=4, NotChecked=36, Total=420 [2024-11-28 04:18:08,690 INFO L87 Difference]: Start difference. First operand 237 states and 344 transitions. Second operand has 17 states, 17 states have (on average 3.2941176470588234) internal successors, (56), 16 states have internal predecessors, (56), 5 states have call successors, (26), 5 states have call predecessors, (26), 7 states have return successors, (26), 5 states have call predecessors, (26), 5 states have call successors, (26) [2024-11-28 04:18:14,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:18:14,196 INFO L93 Difference]: Finished difference Result 767 states and 1055 transitions. [2024-11-28 04:18:14,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-28 04:18:14,197 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 3.2941176470588234) internal successors, (56), 16 states have internal predecessors, (56), 5 states have call successors, (26), 5 states have call predecessors, (26), 7 states have return successors, (26), 5 states have call predecessors, (26), 5 states have call successors, (26) Word has length 165 [2024-11-28 04:18:14,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:18:14,202 INFO L225 Difference]: With dead ends: 767 [2024-11-28 04:18:14,202 INFO L226 Difference]: Without dead ends: 533 [2024-11-28 04:18:14,204 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 21.1s TimeCoverageRelationStatistics Valid=243, Invalid=687, Unknown=4, NotChecked=58, Total=992 [2024-11-28 04:18:14,204 INFO L435 NwaCegarLoop]: 86 mSDtfsCounter, 180 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 598 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 385 SdHoareTripleChecker+Invalid, 681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 598 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:18:14,205 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [204 Valid, 385 Invalid, 681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 598 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-28 04:18:14,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533 states. [2024-11-28 04:18:14,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533 to 442. [2024-11-28 04:18:14,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 442 states, 319 states have (on average 1.2852664576802508) internal successors, (410), 326 states have internal predecessors, (410), 96 states have call successors, (96), 26 states have call predecessors, (96), 26 states have return successors, (96), 89 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-28 04:18:14,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 602 transitions. [2024-11-28 04:18:14,332 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 602 transitions. Word has length 165 [2024-11-28 04:18:14,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:18:14,333 INFO L471 AbstractCegarLoop]: Abstraction has 442 states and 602 transitions. [2024-11-28 04:18:14,333 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.2941176470588234) internal successors, (56), 16 states have internal predecessors, (56), 5 states have call successors, (26), 5 states have call predecessors, (26), 7 states have return successors, (26), 5 states have call predecessors, (26), 5 states have call successors, (26) [2024-11-28 04:18:14,333 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 602 transitions. [2024-11-28 04:18:14,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-28 04:18:14,335 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:18:14,335 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:18:14,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-28 04:18:14,535 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:18:14,536 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:18:14,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:14,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1193584810, now seen corresponding path program 1 times [2024-11-28 04:18:14,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:18:14,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504794826] [2024-11-28 04:18:14,537 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:14,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:18:14,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 04:18:14,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [473742004] [2024-11-28 04:18:14,618 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:14,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:18:14,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:14,621 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:18:14,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 04:18:14,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:14,742 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:18:14,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:18:14,939 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 04:18:14,939 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 04:18:14,940 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 04:18:14,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-28 04:18:15,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:18:15,147 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:18:15,304 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:18:15,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:18:15 BoogieIcfgContainer [2024-11-28 04:18:15,312 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:18:15,313 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:18:15,313 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:18:15,314 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:18:15,314 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:15:33" (3/4) ... [2024-11-28 04:18:15,317 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:18:15,318 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:18:15,320 INFO L158 Benchmark]: Toolchain (without parser) took 163273.62ms. Allocated memory was 117.4MB in the beginning and 847.2MB in the end (delta: 729.8MB). Free memory was 84.2MB in the beginning and 495.2MB in the end (delta: -411.0MB). Peak memory consumption was 322.0MB. Max. memory is 16.1GB. [2024-11-28 04:18:15,321 INFO L158 Benchmark]: CDTParser took 2.07ms. Allocated memory is still 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:18:15,321 INFO L158 Benchmark]: CACSL2BoogieTranslator took 453.30ms. Allocated memory is still 117.4MB. Free memory was 84.2MB in the beginning and 70.2MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:18:15,321 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.02ms. Allocated memory is still 117.4MB. Free memory was 70.2MB in the beginning and 67.4MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:18:15,322 INFO L158 Benchmark]: Boogie Preprocessor took 64.29ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 62.8MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:18:15,322 INFO L158 Benchmark]: RCFGBuilder took 793.07ms. Allocated memory is still 117.4MB. Free memory was 62.8MB in the beginning and 42.0MB in the end (delta: 20.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 04:18:15,322 INFO L158 Benchmark]: TraceAbstraction took 161864.73ms. Allocated memory was 117.4MB in the beginning and 847.2MB in the end (delta: 729.8MB). Free memory was 41.4MB in the beginning and 495.4MB in the end (delta: -454.0MB). Peak memory consumption was 280.1MB. Max. memory is 16.1GB. [2024-11-28 04:18:15,322 INFO L158 Benchmark]: Witness Printer took 5.32ms. Allocated memory is still 847.2MB. Free memory was 495.4MB in the beginning and 495.2MB in the end (delta: 272.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:18:15,325 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.07ms. Allocated memory is still 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 453.30ms. Allocated memory is still 117.4MB. Free memory was 84.2MB in the beginning and 70.2MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.02ms. Allocated memory is still 117.4MB. Free memory was 70.2MB in the beginning and 67.4MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 64.29ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 62.8MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 793.07ms. Allocated memory is still 117.4MB. Free memory was 62.8MB in the beginning and 42.0MB in the end (delta: 20.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 161864.73ms. Allocated memory was 117.4MB in the beginning and 847.2MB in the end (delta: 729.8MB). Free memory was 41.4MB in the beginning and 495.4MB in the end (delta: -454.0MB). Peak memory consumption was 280.1MB. Max. memory is 16.1GB. * Witness Printer took 5.32ms. Allocated memory is still 847.2MB. Free memory was 495.4MB in the beginning and 495.2MB in the end (delta: 272.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 134. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 50; [L23] unsigned char var_1_2 = 0; [L24] signed char var_1_3 = 8; [L25] signed char var_1_4 = 10; [L26] double var_1_5 = 16.5; [L27] signed char var_1_6 = 64; [L28] signed char var_1_7 = 2; [L29] unsigned short int var_1_8 = 256; [L30] unsigned char var_1_9 = 0; [L31] unsigned short int var_1_10 = 63583; [L32] unsigned short int var_1_11 = 33789; [L33] unsigned char var_1_12 = 1; [L34] unsigned char var_1_13 = 1; [L35] unsigned char var_1_14 = 0; [L36] signed long int var_1_15 = 8; [L37] signed short int var_1_16 = -16; [L38] unsigned short int var_1_17 = 32; [L39] signed short int var_1_18 = 16; [L40] signed short int var_1_19 = 25; [L41] signed short int var_1_20 = 25; [L42] signed short int var_1_21 = 50; VAL [isInitial=0, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=0, var_1_3=8, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L138] isInitial = 1 [L139] FCALL initially() [L141] FCALL updateLastVariables() [L142] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_3=8, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_3=8, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L92] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_3=8, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L93] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=8, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=8, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L93] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=8, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L94] var_1_3 = __VERIFIER_nondet_char() [L95] CALL assume_abort_if_not(var_1_3 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L95] RET assume_abort_if_not(var_1_3 >= -63) VAL [isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L96] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L96] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L97] var_1_4 = __VERIFIER_nondet_char() [L98] CALL assume_abort_if_not(var_1_4 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L98] RET assume_abort_if_not(var_1_4 >= -63) VAL [isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L99] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L99] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256, var_1_9=0] [L100] var_1_6 = __VERIFIER_nondet_char() [L101] CALL assume_abort_if_not(var_1_6 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=2, var_1_8=256, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=2, var_1_8=256, var_1_9=0] [L101] RET assume_abort_if_not(var_1_6 >= -1) VAL [isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=2, var_1_8=256, var_1_9=0] [L102] CALL assume_abort_if_not(var_1_6 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=2, var_1_8=256, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=2, var_1_8=256, var_1_9=0] [L102] RET assume_abort_if_not(var_1_6 <= 127) VAL [isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=2, var_1_8=256, var_1_9=0] [L103] var_1_7 = __VERIFIER_nondet_char() [L104] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=0] [L104] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=0] [L105] CALL assume_abort_if_not(var_1_7 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=0] [L105] RET assume_abort_if_not(var_1_7 <= 127) VAL [isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=0] [L106] var_1_9 = __VERIFIER_nondet_uchar() [L107] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L107] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256] [L108] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L108] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L109] var_1_10 = __VERIFIER_nondet_ushort() [L110] CALL assume_abort_if_not(var_1_10 >= 49150) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L110] RET assume_abort_if_not(var_1_10 >= 49150) VAL [isInitial=1, var_1_10=49150, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L111] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L111] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, var_1_10=49150, var_1_11=33789, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L112] var_1_11 = __VERIFIER_nondet_ushort() [L113] CALL assume_abort_if_not(var_1_11 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L113] RET assume_abort_if_not(var_1_11 >= 32767) VAL [isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L114] CALL assume_abort_if_not(var_1_11 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L114] RET assume_abort_if_not(var_1_11 <= 65534) VAL [isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L115] var_1_13 = __VERIFIER_nondet_uchar() [L116] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L116] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L117] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L117] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L118] var_1_14 = __VERIFIER_nondet_uchar() [L119] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L119] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L120] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L120] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_17=32, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L121] var_1_17 = __VERIFIER_nondet_ushort() [L122] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L122] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L123] CALL assume_abort_if_not(var_1_17 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L123] RET assume_abort_if_not(var_1_17 <= 65535) VAL [isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L124] var_1_20 = __VERIFIER_nondet_short() [L125] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L125] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L126] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L126] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=50, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L127] var_1_21 = __VERIFIER_nondet_short() [L128] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L128] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L129] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L129] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L142] RET updateVariables() [L143] CALL step() [L46] COND TRUE \read(var_1_2) [L47] var_1_1 = (var_1_3 + var_1_4) VAL [isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=-64, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L49] COND TRUE var_1_4 >= (var_1_6 - var_1_7) VAL [isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=-64, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/2, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L50] COND TRUE \read(var_1_2) [L51] var_1_5 = 8.25 VAL [isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=-64, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/4, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L54] unsigned char stepLocal_1 = var_1_9; [L55] signed char stepLocal_0 = var_1_6; VAL [isInitial=1, stepLocal_0=-1, stepLocal_1=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=-64, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/4, var_1_6=-1, var_1_7=0, var_1_8=256, var_1_9=1] [L56] COND FALSE !(-25 == stepLocal_0) [L61] var_1_8 = ((((var_1_7) > (var_1_11)) ? (var_1_7) : (var_1_11))) VAL [isInitial=1, stepLocal_1=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=-64, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/4, var_1_6=-1, var_1_7=0, var_1_8=32767, var_1_9=1] [L63] unsigned short int stepLocal_2 = var_1_8; VAL [isInitial=1, stepLocal_1=1, stepLocal_2=32767, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=-64, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/4, var_1_6=-1, var_1_7=0, var_1_8=32767, var_1_9=1] [L64] COND TRUE stepLocal_2 >= var_1_7 [L65] var_1_12 = (! var_1_14) VAL [isInitial=1, stepLocal_1=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=-64, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/4, var_1_6=-1, var_1_7=0, var_1_8=32767, var_1_9=1] [L67] COND TRUE -64 > (var_1_6 + var_1_1) [L68] var_1_15 = (var_1_11 - var_1_7) VAL [isInitial=1, stepLocal_1=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=32767, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=-64, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/4, var_1_6=-1, var_1_7=0, var_1_8=32767, var_1_9=1] [L76] signed long int stepLocal_3 = ((((var_1_11) > (var_1_17)) ? (var_1_11) : (var_1_17))) + (var_1_15 / var_1_10); VAL [isInitial=1, stepLocal_1=1, stepLocal_3=32768, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=32767, var_1_16=-16, var_1_17=32768, var_1_18=16, var_1_19=25, var_1_1=-64, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/4, var_1_6=-1, var_1_7=0, var_1_8=32767, var_1_9=1] [L77] COND FALSE !(var_1_8 > stepLocal_3) VAL [isInitial=1, stepLocal_1=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=32767, var_1_16=-16, var_1_17=32768, var_1_18=16, var_1_19=25, var_1_1=-64, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/4, var_1_6=-1, var_1_7=0, var_1_8=32767, var_1_9=1] [L80] signed char stepLocal_4 = var_1_1; VAL [isInitial=1, stepLocal_1=1, stepLocal_4=-64, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=32767, var_1_16=-16, var_1_17=32768, var_1_18=16, var_1_19=25, var_1_1=-64, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/4, var_1_6=-1, var_1_7=0, var_1_8=32767, var_1_9=1] [L81] COND TRUE stepLocal_4 < var_1_6 [L82] var_1_18 = (var_1_6 - var_1_7) VAL [isInitial=1, stepLocal_1=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=32767, var_1_16=-16, var_1_17=32768, var_1_18=-1, var_1_19=25, var_1_1=-64, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/4, var_1_6=-1, var_1_7=0, var_1_8=32767, var_1_9=1] [L86] COND FALSE !(\read(var_1_13)) VAL [isInitial=1, stepLocal_1=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=32767, var_1_16=-16, var_1_17=32768, var_1_18=-1, var_1_19=25, var_1_1=-64, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/4, var_1_6=-1, var_1_7=0, var_1_8=32767, var_1_9=1] [L143] RET step() [L144] CALL, EXPR property() [L134-L135] return (((((((var_1_2 ? (var_1_1 == ((signed char) (var_1_3 + var_1_4))) : 1) && ((var_1_4 >= (var_1_6 - var_1_7)) ? (var_1_2 ? (var_1_5 == ((double) 8.25)) : 1) : 1)) && ((-25 == var_1_6) ? ((var_1_2 && var_1_9) ? (var_1_8 == ((unsigned short int) ((((((var_1_10 - 10) - 16)) > ((var_1_11 - var_1_7))) ? (((var_1_10 - 10) - 16)) : ((var_1_11 - var_1_7)))))) : 1) : (var_1_8 == ((unsigned short int) ((((var_1_7) > (var_1_11)) ? (var_1_7) : (var_1_11))))))) && ((var_1_8 >= var_1_7) ? (var_1_12 == ((unsigned char) (! var_1_14))) : 1)) && ((-64 > (var_1_6 + var_1_1)) ? (var_1_15 == ((signed long int) (var_1_11 - var_1_7))) : ((! var_1_12) ? (var_1_12 ? (var_1_15 == ((signed long int) 4)) : 1) : 1))) && ((var_1_8 > (((((var_1_11) > (var_1_17)) ? (var_1_11) : (var_1_17))) + (var_1_15 / var_1_10))) ? (var_1_16 == ((signed short int) var_1_4)) : 1)) && ((var_1_1 < var_1_6) ? (var_1_18 == ((signed short int) (var_1_6 - var_1_7))) : (var_1_18 == ((signed short int) (((((var_1_6 + var_1_4)) < (var_1_1)) ? ((var_1_6 + var_1_4)) : (var_1_1))))))) && (var_1_13 ? (var_1_19 == ((signed short int) ((var_1_7 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21)))) + var_1_6))) : 1) ; VAL [\result=0, isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=32767, var_1_16=-16, var_1_17=32768, var_1_18=-1, var_1_19=25, var_1_1=-64, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/4, var_1_6=-1, var_1_7=0, var_1_8=32767, var_1_9=1] [L144] RET, EXPR property() [L144] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=32767, var_1_16=-16, var_1_17=32768, var_1_18=-1, var_1_19=25, var_1_1=-64, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/4, var_1_6=-1, var_1_7=0, var_1_8=32767, var_1_9=1] [L19] reach_error() VAL [isInitial=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=32767, var_1_16=-16, var_1_17=32768, var_1_18=-1, var_1_19=25, var_1_1=-64, var_1_20=0, var_1_21=0, var_1_2=1, var_1_3=-63, var_1_4=-1, var_1_5=33/4, var_1_6=-1, var_1_7=0, var_1_8=32767, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 161.6s, OverallIterations: 9, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 23.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1512 SdHoareTripleChecker+Valid, 9.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1488 mSDsluCounter, 3661 SdHoareTripleChecker+Invalid, 8.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2810 mSDsCounter, 334 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2789 IncrementalHoareTripleChecker+Invalid, 3123 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 334 mSolverCounterUnsat, 851 mSDtfsCounter, 2789 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 468 GetRequests, 353 SyntacticMatches, 0 SemanticMatches, 115 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 287 ImplicationChecksByTransitivity, 57.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=442occurred in iteration=8, InterpolantAutomatonStates: 97, 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, 8 MinimizatonAttempts, 500 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 134.3s InterpolantComputationTime, 1972 NumberOfCodeBlocks, 1972 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1468 ConstructedInterpolants, 1 QuantifiedInterpolants, 12890 SizeOfPredicates, 8 NumberOfNonLiveVariables, 737 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 9 InterpolantComputations, 7 PerfectInterpolantSequences, 11485/11700 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 04:18:15,547 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-28 04:18:15,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 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_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/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_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/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_86b0bf55-d581-4c44-8884-1d05fc3f728c/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 2b1ff31db509e6effa7c7aab233d1c51ba648bc5079bf259c615627714f8cf03 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:18:18,161 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:18:18,301 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 04:18:18,313 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:18:18,313 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:18:18,363 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:18:18,365 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:18:18,365 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:18:18,366 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:18:18,366 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:18:18,368 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:18:18,368 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:18:18,369 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:18:18,369 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:18:18,369 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:18:18,370 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:18:18,370 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:18:18,370 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:18:18,370 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:18:18,370 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:18:18,370 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:18:18,371 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:18:18,371 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:18:18,371 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:18:18,371 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:18:18,371 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:18:18,371 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:18:18,371 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:18:18,372 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:18:18,372 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:18:18,372 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:18:18,372 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:18:18,372 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:18:18,372 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:18:18,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:18:18,372 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:18:18,372 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:18:18,373 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:18:18,373 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:18:18,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:18:18,373 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:18:18,373 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:18:18,373 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:18:18,373 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:18:18,373 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:18:18,373 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:18:18,373 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:18:18,373 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:18:18,374 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:18:18,374 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:18:18,374 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_86b0bf55-d581-4c44-8884-1d05fc3f728c/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 -> 2b1ff31db509e6effa7c7aab233d1c51ba648bc5079bf259c615627714f8cf03 [2024-11-28 04:18:18,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:18:18,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:18:18,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:18:18,828 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:18:18,829 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:18:18,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-66.i [2024-11-28 04:18:22,124 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/data/062ff97e8/d1c71694ac6d474b9a6fe4290dc701e6/FLAG275b27ca2 [2024-11-28 04:18:22,489 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:18:22,491 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-66.i [2024-11-28 04:18:22,506 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/data/062ff97e8/d1c71694ac6d474b9a6fe4290dc701e6/FLAG275b27ca2 [2024-11-28 04:18:22,531 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/data/062ff97e8/d1c71694ac6d474b9a6fe4290dc701e6 [2024-11-28 04:18:22,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:18:22,535 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:18:22,537 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:18:22,539 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:18:22,544 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:18:22,545 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:18:22" (1/1) ... [2024-11-28 04:18:22,548 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e27322f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:22, skipping insertion in model container [2024-11-28 04:18:22,548 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:18:22" (1/1) ... [2024-11-28 04:18:22,577 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:18:22,773 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_86b0bf55-d581-4c44-8884-1d05fc3f728c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-66.i[917,930] [2024-11-28 04:18:22,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:18:22,899 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:18:22,915 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_86b0bf55-d581-4c44-8884-1d05fc3f728c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-66.i[917,930] [2024-11-28 04:18:22,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:18:23,020 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:18:23,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:23 WrapperNode [2024-11-28 04:18:23,021 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:18:23,023 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:18:23,025 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:18:23,025 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:18:23,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:23" (1/1) ... [2024-11-28 04:18:23,053 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:23" (1/1) ... [2024-11-28 04:18:23,094 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 147 [2024-11-28 04:18:23,094 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:18:23,095 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:18:23,095 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:18:23,095 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:18:23,106 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:23" (1/1) ... [2024-11-28 04:18:23,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:23" (1/1) ... [2024-11-28 04:18:23,118 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:23" (1/1) ... [2024-11-28 04:18:23,143 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 04:18:23,143 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:23" (1/1) ... [2024-11-28 04:18:23,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:23" (1/1) ... [2024-11-28 04:18:23,153 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:23" (1/1) ... [2024-11-28 04:18:23,155 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:23" (1/1) ... [2024-11-28 04:18:23,159 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:23" (1/1) ... [2024-11-28 04:18:23,161 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:23" (1/1) ... [2024-11-28 04:18:23,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:23" (1/1) ... [2024-11-28 04:18:23,166 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:18:23,167 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:18:23,168 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:18:23,168 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:18:23,169 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:23" (1/1) ... [2024-11-28 04:18:23,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:18:23,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:18:23,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:18:23,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:18:23,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:18:23,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 04:18:23,243 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:18:23,243 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:18:23,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:18:23,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:18:23,328 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:18:23,330 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:18:23,778 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-28 04:18:23,778 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:18:23,795 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:18:23,795 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:18:23,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:18:23 BoogieIcfgContainer [2024-11-28 04:18:23,797 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:18:23,800 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:18:23,800 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:18:23,810 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:18:23,811 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:18:22" (1/3) ... [2024-11-28 04:18:23,811 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fbac1c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:18:23, skipping insertion in model container [2024-11-28 04:18:23,812 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:18:23" (2/3) ... [2024-11-28 04:18:23,812 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fbac1c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:18:23, skipping insertion in model container [2024-11-28 04:18:23,812 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:18:23" (3/3) ... [2024-11-28 04:18:23,813 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-66.i [2024-11-28 04:18:23,832 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:18:23,834 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-66.i that has 2 procedures, 74 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:18:23,901 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:18:23,916 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;@1356ea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:18:23,916 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:18:23,921 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 45 states have (on average 1.3777777777777778) internal successors, (62), 46 states have internal predecessors, (62), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-28 04:18:23,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-28 04:18:23,934 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:18:23,934 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:18:23,935 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:18:23,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:23,941 INFO L85 PathProgramCache]: Analyzing trace with hash -1657202567, now seen corresponding path program 1 times [2024-11-28 04:18:23,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:18:23,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1305920595] [2024-11-28 04:18:23,953 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:23,954 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 04:18:23,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:18:23,958 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/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 04:18:23,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/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 04:18:24,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:24,318 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:18:24,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:18:24,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2024-11-28 04:18:24,413 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:18:24,416 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:18:24,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1305920595] [2024-11-28 04:18:24,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1305920595] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:18:24,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:18:24,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:18:24,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041942101] [2024-11-28 04:18:24,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:18:24,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:18:24,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:18:24,473 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:18:24,474 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:18:24,477 INFO L87 Difference]: Start difference. First operand has 74 states, 45 states have (on average 1.3777777777777778) internal successors, (62), 46 states have internal predecessors, (62), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-28 04:18:24,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:18:24,527 INFO L93 Difference]: Finished difference Result 141 states and 248 transitions. [2024-11-28 04:18:24,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:18:24,530 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 164 [2024-11-28 04:18:24,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:18:24,541 INFO L225 Difference]: With dead ends: 141 [2024-11-28 04:18:24,543 INFO L226 Difference]: Without dead ends: 70 [2024-11-28 04:18:24,549 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 163 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 04:18:24,555 INFO L435 NwaCegarLoop]: 107 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, 107 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 04:18:24,556 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:18:24,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-11-28 04:18:24,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-11-28 04:18:24,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 42 states have (on average 1.3095238095238095) internal successors, (55), 42 states have internal predecessors, (55), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-28 04:18:24,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 107 transitions. [2024-11-28 04:18:24,627 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 107 transitions. Word has length 164 [2024-11-28 04:18:24,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:18:24,629 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 107 transitions. [2024-11-28 04:18:24,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-28 04:18:24,630 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 107 transitions. [2024-11-28 04:18:24,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-28 04:18:24,635 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:18:24,636 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:18:24,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/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 04:18:24,841 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/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 04:18:24,841 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:18:24,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:18:24,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1173335865, now seen corresponding path program 1 times [2024-11-28 04:18:24,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:18:24,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [83698872] [2024-11-28 04:18:24,843 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:18:24,843 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:18:24,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:18:24,848 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/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 04:18:24,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86b0bf55-d581-4c44-8884-1d05fc3f728c/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 04:18:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:18:25,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-28 04:18:25,164 INFO L279 TraceCheckSpWp]: Computing forward predicates...