./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd --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 eb317fac4733296e764d15c5d1055d4412d25f784c848e329f8f4334cc494698 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:35:14,150 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:35:14,244 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-13 14:35:14,251 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:35:14,251 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:35:14,289 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:35:14,290 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:35:14,291 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:35:14,291 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:35:14,291 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:35:14,291 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:35:14,292 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:35:14,292 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:35:14,293 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:35:14,294 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:35:14,294 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:35:14,295 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:35:14,295 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:35:14,295 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 14:35:14,295 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:35:14,295 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:35:14,295 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:35:14,295 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:35:14,295 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:35:14,296 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:35:14,296 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:35:14,296 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:35:14,296 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:35:14,296 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:35:14,296 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:35:14,296 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 14:35:14,296 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:35:14,296 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:35:14,297 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:35:14,297 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:35:14,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:35:14,297 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 14:35:14,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 14:35:14,297 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:35:14,297 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:35:14,297 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:35:14,297 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:35:14,297 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_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd 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 -> eb317fac4733296e764d15c5d1055d4412d25f784c848e329f8f4334cc494698 [2024-11-13 14:35:14,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:35:14,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:35:14,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:35:14,654 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:35:14,655 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:35:14,656 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i Unable to find full path for "g++" [2024-11-13 14:35:16,733 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:35:17,046 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:35:17,050 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i [2024-11-13 14:35:17,071 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/data/b26fe2f3f/e505236fec614e81af5307bad36630b6/FLAGc23950168 [2024-11-13 14:35:17,335 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/data/b26fe2f3f/e505236fec614e81af5307bad36630b6 [2024-11-13 14:35:17,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:35:17,344 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:35:17,350 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:35:17,350 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:35:17,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:35:17,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:35:17" (1/1) ... [2024-11-13 14:35:17,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@510438d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:17, skipping insertion in model container [2024-11-13 14:35:17,372 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:35:17" (1/1) ... [2024-11-13 14:35:17,425 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:35:17,622 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_cb1ca5bc-1422-41df-a7bb-3341e2543115/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i[919,932] [2024-11-13 14:35:17,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:35:17,732 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:35:17,743 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_cb1ca5bc-1422-41df-a7bb-3341e2543115/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i[919,932] [2024-11-13 14:35:17,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:35:17,835 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:35:17,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:17 WrapperNode [2024-11-13 14:35:17,836 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:35:17,837 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:35:17,837 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:35:17,837 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:35:17,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:17" (1/1) ... [2024-11-13 14:35:17,866 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:17" (1/1) ... [2024-11-13 14:35:17,933 INFO L138 Inliner]: procedures = 26, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 255 [2024-11-13 14:35:17,933 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:35:17,935 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:35:17,939 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:35:17,939 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:35:17,949 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:17" (1/1) ... [2024-11-13 14:35:17,950 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:17" (1/1) ... [2024-11-13 14:35:17,956 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:17" (1/1) ... [2024-11-13 14:35:17,977 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]. [2024-11-13 14:35:17,977 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:17" (1/1) ... [2024-11-13 14:35:17,977 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:17" (1/1) ... [2024-11-13 14:35:18,002 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:17" (1/1) ... [2024-11-13 14:35:18,009 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:17" (1/1) ... [2024-11-13 14:35:18,019 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:17" (1/1) ... [2024-11-13 14:35:18,021 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:17" (1/1) ... [2024-11-13 14:35:18,028 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:35:18,029 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:35:18,030 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:35:18,031 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:35:18,032 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:17" (1/1) ... [2024-11-13 14:35:18,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:35:18,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:35:18,069 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:35:18,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:35:18,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:35:18,101 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 14:35:18,101 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 14:35:18,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 14:35:18,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:35:18,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:35:18,234 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:35:18,236 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:35:18,820 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-13 14:35:18,820 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:35:18,853 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:35:18,857 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 14:35:18,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:35:18 BoogieIcfgContainer [2024-11-13 14:35:18,857 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:35:18,860 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:35:18,860 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:35:18,866 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:35:18,866 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:35:17" (1/3) ... [2024-11-13 14:35:18,867 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45b45d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:35:18, skipping insertion in model container [2024-11-13 14:35:18,867 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:17" (2/3) ... [2024-11-13 14:35:18,868 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45b45d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:35:18, skipping insertion in model container [2024-11-13 14:35:18,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:35:18" (3/3) ... [2024-11-13 14:35:18,870 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i [2024-11-13 14:35:18,888 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:35:18,890 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i that has 2 procedures, 111 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 14:35:18,977 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:35:18,995 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;@61666f70, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:35:18,997 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 14:35:19,003 INFO L276 IsEmpty]: Start isEmpty. Operand has 111 states, 72 states have (on average 1.4722222222222223) internal successors, (106), 73 states have internal predecessors, (106), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-13 14:35:19,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2024-11-13 14:35:19,024 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:35:19,025 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:35:19,026 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:35:19,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:35:19,031 INFO L85 PathProgramCache]: Analyzing trace with hash -2084798921, now seen corresponding path program 1 times [2024-11-13 14:35:19,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:35:19,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386780860] [2024-11-13 14:35:19,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:35:19,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:35:19,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 14:35:19,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:35:19,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-13 14:35:19,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 14:35:19,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:35:19,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-13 14:35:19,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-13 14:35:19,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-13 14:35:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-13 14:35:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-13 14:35:19,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 14:35:19,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-13 14:35:19,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-13 14:35:19,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-13 14:35:19,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-13 14:35:19,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 14:35:19,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 14:35:19,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 14:35:19,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 14:35:19,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 14:35:19,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 14:35:19,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 14:35:19,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 14:35:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 14:35:19,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 14:35:19,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 14:35:19,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 14:35:19,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 14:35:19,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 14:35:19,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 14:35:19,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 14:35:19,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 14:35:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 14:35:19,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 14:35:19,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 14:35:19,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 14:35:19,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:19,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-13 14:35:19,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:35:19,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386780860] [2024-11-13 14:35:19,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386780860] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:35:19,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:35:19,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:35:19,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105501732] [2024-11-13 14:35:19,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:35:19,801 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 14:35:19,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:35:19,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 14:35:19,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 14:35:19,826 INFO L87 Difference]: Start difference. First operand has 111 states, 72 states have (on average 1.4722222222222223) internal successors, (106), 73 states have internal predecessors, (106), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-13 14:35:19,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:35:19,874 INFO L93 Difference]: Finished difference Result 215 states and 386 transitions. [2024-11-13 14:35:19,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 14:35:19,877 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 2 states have call successors, (36) Word has length 227 [2024-11-13 14:35:19,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:35:19,886 INFO L225 Difference]: With dead ends: 215 [2024-11-13 14:35:19,886 INFO L226 Difference]: Without dead ends: 107 [2024-11-13 14:35:19,895 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 14:35:19,898 INFO L432 NwaCegarLoop]: 171 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, 171 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 [2024-11-13 14:35:19,899 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 14:35:19,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2024-11-13 14:35:19,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2024-11-13 14:35:19,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 69 states have (on average 1.434782608695652) internal successors, (99), 69 states have internal predecessors, (99), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-13 14:35:19,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 171 transitions. [2024-11-13 14:35:19,960 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 171 transitions. Word has length 227 [2024-11-13 14:35:19,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:35:19,961 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 171 transitions. [2024-11-13 14:35:19,961 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-13 14:35:19,961 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 171 transitions. [2024-11-13 14:35:19,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2024-11-13 14:35:19,966 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:35:19,966 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:35:19,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 14:35:19,967 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:35:19,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:35:19,968 INFO L85 PathProgramCache]: Analyzing trace with hash -1471251665, now seen corresponding path program 1 times [2024-11-13 14:35:19,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:35:19,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706782927] [2024-11-13 14:35:19,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:35:19,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:35:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 14:35:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:35:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-13 14:35:20,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 14:35:20,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:35:20,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-13 14:35:20,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-13 14:35:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-13 14:35:20,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-13 14:35:20,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-13 14:35:20,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 14:35:20,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-13 14:35:20,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-13 14:35:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-13 14:35:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-13 14:35:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 14:35:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 14:35:20,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 14:35:20,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 14:35:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 14:35:20,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 14:35:20,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 14:35:20,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 14:35:20,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 14:35:20,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 14:35:20,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 14:35:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 14:35:20,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 14:35:20,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 14:35:20,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 14:35:20,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 14:35:20,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 14:35:20,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 14:35:20,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 14:35:20,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 14:35:20,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 14:35:20,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:20,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-13 14:35:20,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:35:20,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706782927] [2024-11-13 14:35:20,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706782927] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:35:20,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:35:20,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:35:20,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910374225] [2024-11-13 14:35:20,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:35:20,543 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:35:20,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:35:20,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:35:20,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:35:20,546 INFO L87 Difference]: Start difference. First operand 107 states and 171 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:35:20,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:35:20,643 INFO L93 Difference]: Finished difference Result 263 states and 418 transitions. [2024-11-13 14:35:20,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:35:20,644 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 227 [2024-11-13 14:35:20,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:35:20,651 INFO L225 Difference]: With dead ends: 263 [2024-11-13 14:35:20,652 INFO L226 Difference]: Without dead ends: 159 [2024-11-13 14:35:20,653 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:35:20,655 INFO L432 NwaCegarLoop]: 176 mSDtfsCounter, 74 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:35:20,655 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 330 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:35:20,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2024-11-13 14:35:20,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 156. [2024-11-13 14:35:20,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 105 states have (on average 1.4285714285714286) internal successors, (150), 106 states have internal predecessors, (150), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-13 14:35:20,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 246 transitions. [2024-11-13 14:35:20,699 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 246 transitions. Word has length 227 [2024-11-13 14:35:20,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:35:20,700 INFO L471 AbstractCegarLoop]: Abstraction has 156 states and 246 transitions. [2024-11-13 14:35:20,700 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:35:20,700 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 246 transitions. [2024-11-13 14:35:20,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2024-11-13 14:35:20,711 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:35:20,711 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:35:20,711 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 14:35:20,711 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:35:20,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:35:20,712 INFO L85 PathProgramCache]: Analyzing trace with hash -791193295, now seen corresponding path program 1 times [2024-11-13 14:35:20,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:35:20,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806784247] [2024-11-13 14:35:20,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:35:20,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:35:20,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 14:35:21,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:35:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-13 14:35:21,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 14:35:21,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:35:21,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-13 14:35:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-13 14:35:21,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-13 14:35:21,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-13 14:35:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-13 14:35:21,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 14:35:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-13 14:35:21,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-13 14:35:21,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-13 14:35:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-13 14:35:21,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 14:35:21,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 14:35:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 14:35:21,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 14:35:21,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 14:35:21,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 14:35:21,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 14:35:21,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 14:35:21,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 14:35:21,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 14:35:21,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 14:35:21,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 14:35:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 14:35:21,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 14:35:21,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 14:35:21,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 14:35:21,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 14:35:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 14:35:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 14:35:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 14:35:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 14:35:21,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:21,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-13 14:35:21,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:35:21,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806784247] [2024-11-13 14:35:21,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806784247] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:35:21,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:35:21,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:35:21,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444671593] [2024-11-13 14:35:21,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:35:21,253 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:35:21,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:35:21,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:35:21,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:35:21,255 INFO L87 Difference]: Start difference. First operand 156 states and 246 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:35:21,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:35:21,398 INFO L93 Difference]: Finished difference Result 399 states and 627 transitions. [2024-11-13 14:35:21,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:35:21,401 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 227 [2024-11-13 14:35:21,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:35:21,407 INFO L225 Difference]: With dead ends: 399 [2024-11-13 14:35:21,407 INFO L226 Difference]: Without dead ends: 246 [2024-11-13 14:35:21,408 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:35:21,409 INFO L432 NwaCegarLoop]: 182 mSDtfsCounter, 65 mSDsluCounter, 150 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:35:21,409 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 332 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:35:21,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2024-11-13 14:35:21,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 242. [2024-11-13 14:35:21,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 177 states have (on average 1.463276836158192) internal successors, (259), 180 states have internal predecessors, (259), 60 states have call successors, (60), 4 states have call predecessors, (60), 4 states have return successors, (60), 57 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-13 14:35:21,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 379 transitions. [2024-11-13 14:35:21,460 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 379 transitions. Word has length 227 [2024-11-13 14:35:21,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:35:21,464 INFO L471 AbstractCegarLoop]: Abstraction has 242 states and 379 transitions. [2024-11-13 14:35:21,464 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:35:21,464 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 379 transitions. [2024-11-13 14:35:21,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2024-11-13 14:35:21,469 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:35:21,469 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:35:21,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 14:35:21,469 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:35:21,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:35:21,470 INFO L85 PathProgramCache]: Analyzing trace with hash -368491469, now seen corresponding path program 1 times [2024-11-13 14:35:21,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:35:21,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653694149] [2024-11-13 14:35:21,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:35:21,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:35:21,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 14:35:22,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:35:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-13 14:35:22,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 14:35:22,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:35:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-13 14:35:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-13 14:35:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-13 14:35:22,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-13 14:35:22,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-13 14:35:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 14:35:22,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-13 14:35:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-13 14:35:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-13 14:35:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-13 14:35:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 14:35:22,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 14:35:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 14:35:22,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 14:35:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 14:35:22,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 14:35:22,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 14:35:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 14:35:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 14:35:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 14:35:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 14:35:22,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 14:35:22,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 14:35:22,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 14:35:22,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 14:35:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 14:35:22,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 14:35:22,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 14:35:22,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 14:35:22,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 14:35:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 14:35:22,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:22,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-13 14:35:22,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:35:22,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653694149] [2024-11-13 14:35:22,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653694149] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:35:22,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:35:22,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 14:35:22,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49224179] [2024-11-13 14:35:22,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:35:22,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 14:35:22,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:35:22,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 14:35:22,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:35:22,910 INFO L87 Difference]: Start difference. First operand 242 states and 379 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:35:23,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:35:23,407 INFO L93 Difference]: Finished difference Result 684 states and 1072 transitions. [2024-11-13 14:35:23,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 14:35:23,408 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 227 [2024-11-13 14:35:23,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:35:23,411 INFO L225 Difference]: With dead ends: 684 [2024-11-13 14:35:23,412 INFO L226 Difference]: Without dead ends: 445 [2024-11-13 14:35:23,415 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:35:23,416 INFO L432 NwaCegarLoop]: 162 mSDtfsCounter, 104 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-13 14:35:23,417 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 474 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-13 14:35:23,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2024-11-13 14:35:23,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 415. [2024-11-13 14:35:23,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 415 states, 311 states have (on average 1.4855305466237942) internal successors, (462), 314 states have internal predecessors, (462), 96 states have call successors, (96), 7 states have call predecessors, (96), 7 states have return successors, (96), 93 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-13 14:35:23,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 654 transitions. [2024-11-13 14:35:23,484 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 654 transitions. Word has length 227 [2024-11-13 14:35:23,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:35:23,484 INFO L471 AbstractCegarLoop]: Abstraction has 415 states and 654 transitions. [2024-11-13 14:35:23,485 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:35:23,485 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 654 transitions. [2024-11-13 14:35:23,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2024-11-13 14:35:23,488 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:35:23,488 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:35:23,488 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 14:35:23,488 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:35:23,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:35:23,489 INFO L85 PathProgramCache]: Analyzing trace with hash 277722663, now seen corresponding path program 1 times [2024-11-13 14:35:23,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:35:23,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412431255] [2024-11-13 14:35:23,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:35:23,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:35:23,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 14:35:23,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:35:23,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-13 14:35:23,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 14:35:23,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:35:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-13 14:35:23,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-13 14:35:23,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-13 14:35:23,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-13 14:35:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-13 14:35:23,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 14:35:23,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-13 14:35:23,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-13 14:35:23,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-13 14:35:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-13 14:35:23,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 14:35:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 14:35:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 14:35:23,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 14:35:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 14:35:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 14:35:23,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 14:35:23,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 14:35:23,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 14:35:23,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 14:35:23,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 14:35:23,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 14:35:23,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 14:35:23,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 14:35:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 14:35:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 14:35:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 14:35:23,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:23,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 14:35:23,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:24,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 14:35:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:24,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 14:35:24,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:24,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 14:35:24,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:24,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-13 14:35:24,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:35:24,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412431255] [2024-11-13 14:35:24,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412431255] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:35:24,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:35:24,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 14:35:24,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341640115] [2024-11-13 14:35:24,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:35:24,022 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 14:35:24,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:35:24,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 14:35:24,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:35:24,023 INFO L87 Difference]: Start difference. First operand 415 states and 654 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:35:24,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:35:24,379 INFO L93 Difference]: Finished difference Result 1177 states and 1857 transitions. [2024-11-13 14:35:24,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 14:35:24,379 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 229 [2024-11-13 14:35:24,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:35:24,385 INFO L225 Difference]: With dead ends: 1177 [2024-11-13 14:35:24,385 INFO L226 Difference]: Without dead ends: 836 [2024-11-13 14:35:24,386 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:35:24,387 INFO L432 NwaCegarLoop]: 203 mSDtfsCounter, 167 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 521 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 14:35:24,388 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 521 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 14:35:24,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 836 states. [2024-11-13 14:35:24,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 836 to 808. [2024-11-13 14:35:24,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 808 states, 640 states have (on average 1.4984375) internal successors, (959), 646 states have internal predecessors, (959), 156 states have call successors, (156), 11 states have call predecessors, (156), 11 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-11-13 14:35:24,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 808 states and 1271 transitions. [2024-11-13 14:35:24,510 INFO L78 Accepts]: Start accepts. Automaton has 808 states and 1271 transitions. Word has length 229 [2024-11-13 14:35:24,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:35:24,511 INFO L471 AbstractCegarLoop]: Abstraction has 808 states and 1271 transitions. [2024-11-13 14:35:24,511 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:35:24,511 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1271 transitions. [2024-11-13 14:35:24,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-13 14:35:24,514 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:35:24,515 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:35:24,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 14:35:24,515 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:35:24,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:35:24,515 INFO L85 PathProgramCache]: Analyzing trace with hash 1576068691, now seen corresponding path program 1 times [2024-11-13 14:35:24,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:35:24,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236259210] [2024-11-13 14:35:24,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:35:24,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:35:24,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 14:35:24,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1928107322] [2024-11-13 14:35:24,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:35:24,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:35:24,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:35:24,726 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:35:24,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 14:35:24,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:24,992 INFO L255 TraceCheckSpWp]: Trace formula consists of 526 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 14:35:25,010 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:35:30,053 WARN L873 $PredicateComparison]: unable to prove that (or (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 1 (mod (div 8 ~var_1_4~0) 4294967296)) (<= (+ ~var_1_4~0 1) 0))) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 1 (mod (div 8 ~var_1_4~0) 4294967296)) (<= 0 ~var_1_4~0))) (< 0 (mod (div 8 c_~var_1_3~0) 4294967296))) is different from true [2024-11-13 14:35:33,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-13 14:35:33,769 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:35:33,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:35:33,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236259210] [2024-11-13 14:35:33,770 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-13 14:35:33,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1928107322] [2024-11-13 14:35:33,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1928107322] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:35:33,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:35:33,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 14:35:33,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028072278] [2024-11-13 14:35:33,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:35:33,771 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 14:35:33,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:35:33,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 14:35:33,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2024-11-13 14:35:33,773 INFO L87 Difference]: Start difference. First operand 808 states and 1271 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:35:43,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:35:47,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:35:47,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:35:47,910 INFO L93 Difference]: Finished difference Result 1913 states and 3011 transitions. [2024-11-13 14:35:47,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 14:35:47,911 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 231 [2024-11-13 14:35:47,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:35:47,921 INFO L225 Difference]: With dead ends: 1913 [2024-11-13 14:35:47,921 INFO L226 Difference]: Without dead ends: 1669 [2024-11-13 14:35:47,923 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=25, Invalid=33, Unknown=2, NotChecked=12, Total=72 [2024-11-13 14:35:47,924 INFO L432 NwaCegarLoop]: 197 mSDtfsCounter, 220 mSDsluCounter, 508 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 73 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 705 SdHoareTripleChecker+Invalid, 538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 409 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2024-11-13 14:35:47,924 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 705 Invalid, 538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 54 Invalid, 2 Unknown, 409 Unchecked, 9.3s Time] [2024-11-13 14:35:47,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1669 states. [2024-11-13 14:35:48,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1669 to 1498. [2024-11-13 14:35:48,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1498 states, 1202 states have (on average 1.5074875207986689) internal successors, (1812), 1214 states have internal predecessors, (1812), 276 states have call successors, (276), 19 states have call predecessors, (276), 19 states have return successors, (276), 264 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-13 14:35:48,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1498 states and 2364 transitions. [2024-11-13 14:35:48,126 INFO L78 Accepts]: Start accepts. Automaton has 1498 states and 2364 transitions. Word has length 231 [2024-11-13 14:35:48,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:35:48,127 INFO L471 AbstractCegarLoop]: Abstraction has 1498 states and 2364 transitions. [2024-11-13 14:35:48,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:35:48,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 2364 transitions. [2024-11-13 14:35:48,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-13 14:35:48,136 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:35:48,136 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:35:48,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-13 14:35:48,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:35:48,337 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:35:48,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:35:48,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1834234129, now seen corresponding path program 1 times [2024-11-13 14:35:48,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:35:48,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807095858] [2024-11-13 14:35:48,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:35:48,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:35:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 14:35:48,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1307398449] [2024-11-13 14:35:48,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:35:48,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:35:48,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:35:48,501 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:35:48,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 14:35:48,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:35:48,727 INFO L255 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 14:35:48,741 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:35:57,922 WARN L873 $PredicateComparison]: unable to prove that (or (< 4294967264 (mod (div 8 c_~var_1_3~0) 4294967296)) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 0 ~var_1_4~0) (<= 4294967265 (mod (div 8 ~var_1_4~0) 4294967296)))) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 4294967265 (mod (div 8 ~var_1_4~0) 4294967296)) (<= (+ ~var_1_4~0 1) 0)))) is different from true [2024-11-13 14:36:00,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-13 14:36:00,916 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:36:00,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:36:00,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807095858] [2024-11-13 14:36:00,916 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-13 14:36:00,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1307398449] [2024-11-13 14:36:00,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1307398449] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:36:00,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:36:00,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 14:36:00,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953932686] [2024-11-13 14:36:00,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:36:00,917 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 14:36:00,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:36:00,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 14:36:00,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=31, Unknown=1, NotChecked=10, Total=56 [2024-11-13 14:36:00,919 INFO L87 Difference]: Start difference. First operand 1498 states and 2364 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:36:18,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:36:22,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:36:23,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:36:23,045 INFO L93 Difference]: Finished difference Result 2082 states and 3247 transitions. [2024-11-13 14:36:23,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 14:36:23,046 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 231 [2024-11-13 14:36:23,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:36:23,056 INFO L225 Difference]: With dead ends: 2082 [2024-11-13 14:36:23,056 INFO L226 Difference]: Without dead ends: 1587 [2024-11-13 14:36:23,058 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 17.3s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=4, NotChecked=18, Total=132 [2024-11-13 14:36:23,058 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 101 mSDsluCounter, 737 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 73 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 915 SdHoareTripleChecker+Invalid, 615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 348 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:36:23,059 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 915 Invalid, 615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 192 Invalid, 2 Unknown, 348 Unchecked, 9.1s Time] [2024-11-13 14:36:23,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1587 states. [2024-11-13 14:36:23,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1587 to 1498. [2024-11-13 14:36:23,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1498 states, 1202 states have (on average 1.5074875207986689) internal successors, (1812), 1214 states have internal predecessors, (1812), 276 states have call successors, (276), 19 states have call predecessors, (276), 19 states have return successors, (276), 264 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-13 14:36:23,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1498 states and 2364 transitions. [2024-11-13 14:36:23,187 INFO L78 Accepts]: Start accepts. Automaton has 1498 states and 2364 transitions. Word has length 231 [2024-11-13 14:36:23,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:36:23,188 INFO L471 AbstractCegarLoop]: Abstraction has 1498 states and 2364 transitions. [2024-11-13 14:36:23,188 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:36:23,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 2364 transitions. [2024-11-13 14:36:23,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-13 14:36:23,192 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:36:23,193 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:36:23,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-13 14:36:23,394 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:36:23,394 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:36:23,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:36:23,395 INFO L85 PathProgramCache]: Analyzing trace with hash 564951441, now seen corresponding path program 1 times [2024-11-13 14:36:23,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:36:23,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467798054] [2024-11-13 14:36:23,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:36:23,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:36:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 14:36:23,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:36:23,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-13 14:36:23,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 14:36:23,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:36:23,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-13 14:36:23,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-13 14:36:23,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-13 14:36:23,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-13 14:36:23,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-13 14:36:23,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 14:36:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-13 14:36:23,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-13 14:36:23,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-13 14:36:23,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-13 14:36:23,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 14:36:23,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 14:36:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 14:36:23,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 14:36:23,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 14:36:23,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 14:36:23,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 14:36:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 14:36:23,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 14:36:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 14:36:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 14:36:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 14:36:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 14:36:23,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 14:36:23,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 14:36:23,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 14:36:23,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 14:36:23,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 14:36:23,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 14:36:23,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 14:36:23,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 14:36:23,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:23,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 60 proven. 45 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-11-13 14:36:23,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:36:23,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467798054] [2024-11-13 14:36:23,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467798054] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:36:23,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2124197393] [2024-11-13 14:36:23,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:36:23,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:36:23,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:36:23,945 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:36:23,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-13 14:36:24,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:24,121 INFO L255 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 14:36:24,126 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:36:25,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1275 proven. 45 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-13 14:36:25,249 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:36:26,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 60 proven. 45 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-11-13 14:36:26,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2124197393] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:36:26,414 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:36:26,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-13 14:36:26,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362466205] [2024-11-13 14:36:26,414 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:36:26,415 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 14:36:26,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:36:26,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 14:36:26,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-13 14:36:26,418 INFO L87 Difference]: Start difference. First operand 1498 states and 2364 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2024-11-13 14:36:27,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:36:27,916 INFO L93 Difference]: Finished difference Result 2834 states and 4436 transitions. [2024-11-13 14:36:27,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-13 14:36:27,917 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 231 [2024-11-13 14:36:27,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:36:27,928 INFO L225 Difference]: With dead ends: 2834 [2024-11-13 14:36:27,929 INFO L226 Difference]: Without dead ends: 1540 [2024-11-13 14:36:27,933 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 540 GetRequests, 530 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-13 14:36:27,933 INFO L432 NwaCegarLoop]: 165 mSDtfsCounter, 159 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 291 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-13 14:36:27,934 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 381 Invalid, 340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 291 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-13 14:36:27,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1540 states. [2024-11-13 14:36:28,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1540 to 1518. [2024-11-13 14:36:28,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1518 states, 1217 states have (on average 1.4691865242399342) internal successors, (1788), 1229 states have internal predecessors, (1788), 276 states have call successors, (276), 24 states have call predecessors, (276), 24 states have return successors, (276), 264 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-13 14:36:28,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1518 states and 2340 transitions. [2024-11-13 14:36:28,072 INFO L78 Accepts]: Start accepts. Automaton has 1518 states and 2340 transitions. Word has length 231 [2024-11-13 14:36:28,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:36:28,073 INFO L471 AbstractCegarLoop]: Abstraction has 1518 states and 2340 transitions. [2024-11-13 14:36:28,074 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2024-11-13 14:36:28,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 2340 transitions. [2024-11-13 14:36:28,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-13 14:36:28,077 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:36:28,078 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:36:28,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-13 14:36:28,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:36:28,279 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:36:28,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:36:28,279 INFO L85 PathProgramCache]: Analyzing trace with hash -1697830251, now seen corresponding path program 1 times [2024-11-13 14:36:28,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:36:28,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840530840] [2024-11-13 14:36:28,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:36:28,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:36:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 14:36:28,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [863062626] [2024-11-13 14:36:28,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:36:28,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:36:28,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:36:28,443 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:36:28,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-13 14:36:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:36:28,649 INFO L255 TraceCheckSpWp]: Trace formula consists of 526 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 14:36:28,654 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:36:34,382 WARN L873 $PredicateComparison]: unable to prove that (or (< 1 (mod (div 8 c_~var_1_3~0) 4294967296)) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 2 (mod (div 8 ~var_1_4~0) 4294967296)) (<= (+ ~var_1_4~0 1) 0))) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 0 ~var_1_4~0) (<= 2 (mod (div 8 ~var_1_4~0) 4294967296))))) is different from true [2024-11-13 14:36:36,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-13 14:36:36,784 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:36:36,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:36:36,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840530840] [2024-11-13 14:36:36,784 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-13 14:36:36,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [863062626] [2024-11-13 14:36:36,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [863062626] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:36:36,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:36:36,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 14:36:36,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460968932] [2024-11-13 14:36:36,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:36:36,785 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 14:36:36,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:36:36,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 14:36:36,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=30, Unknown=1, NotChecked=10, Total=56 [2024-11-13 14:36:36,786 INFO L87 Difference]: Start difference. First operand 1518 states and 2340 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:36:50,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:36:55,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:36:59,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:37:00,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:37:00,197 INFO L93 Difference]: Finished difference Result 2728 states and 4214 transitions. [2024-11-13 14:37:00,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-13 14:37:00,198 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 231 [2024-11-13 14:37:00,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:37:00,210 INFO L225 Difference]: With dead ends: 2728 [2024-11-13 14:37:00,210 INFO L226 Difference]: Without dead ends: 2223 [2024-11-13 14:37:00,213 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 13.8s TimeCoverageRelationStatistics Valid=49, Invalid=84, Unknown=3, NotChecked=20, Total=156 [2024-11-13 14:37:00,213 INFO L432 NwaCegarLoop]: 200 mSDtfsCounter, 349 mSDsluCounter, 791 mSDsCounter, 0 mSdLazyCounter, 269 mSolverCounterSat, 76 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 349 SdHoareTripleChecker+Valid, 991 SdHoareTripleChecker+Invalid, 872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 269 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 524 IncrementalHoareTripleChecker+Unchecked, 13.9s IncrementalHoareTripleChecker+Time [2024-11-13 14:37:00,214 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [349 Valid, 991 Invalid, 872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 269 Invalid, 3 Unknown, 524 Unchecked, 13.9s Time] [2024-11-13 14:37:00,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2223 states. [2024-11-13 14:37:00,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2223 to 1542. [2024-11-13 14:37:00,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1542 states, 1241 states have (on average 1.474617244157937) internal successors, (1830), 1253 states have internal predecessors, (1830), 276 states have call successors, (276), 24 states have call predecessors, (276), 24 states have return successors, (276), 264 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-13 14:37:00,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1542 states and 2382 transitions. [2024-11-13 14:37:00,360 INFO L78 Accepts]: Start accepts. Automaton has 1542 states and 2382 transitions. Word has length 231 [2024-11-13 14:37:00,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:37:00,361 INFO L471 AbstractCegarLoop]: Abstraction has 1542 states and 2382 transitions. [2024-11-13 14:37:00,362 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:37:00,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 2382 transitions. [2024-11-13 14:37:00,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-13 14:37:00,366 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:37:00,366 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:00,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-13 14:37:00,567 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:37:00,567 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:37:00,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:00,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1439664813, now seen corresponding path program 1 times [2024-11-13 14:37:00,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:00,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513126529] [2024-11-13 14:37:00,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:00,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 14:37:00,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [637813548] [2024-11-13 14:37:00,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:00,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:37:00,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:00,694 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:37:00,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-13 14:37:00,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:00,891 INFO L255 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 14:37:00,899 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:09,958 WARN L873 $PredicateComparison]: unable to prove that (or (< 4294967264 (mod (div 8 c_~var_1_3~0) 4294967296)) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 0 ~var_1_4~0) (<= 4294967265 (mod (div 8 ~var_1_4~0) 4294967296)))) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 4294967265 (mod (div 8 ~var_1_4~0) 4294967296)) (<= (+ ~var_1_4~0 1) 0)))) is different from true [2024-11-13 14:37:13,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-13 14:37:13,514 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:37:13,515 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:37:13,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513126529] [2024-11-13 14:37:13,515 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-13 14:37:13,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [637813548] [2024-11-13 14:37:13,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [637813548] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:37:13,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:37:13,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 14:37:13,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547924906] [2024-11-13 14:37:13,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:37:13,516 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 14:37:13,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:37:13,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 14:37:13,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=31, Unknown=1, NotChecked=10, Total=56 [2024-11-13 14:37:13,516 INFO L87 Difference]: Start difference. First operand 1542 states and 2382 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:37:31,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:37:36,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:37:36,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:37:36,757 INFO L93 Difference]: Finished difference Result 2144 states and 3280 transitions. [2024-11-13 14:37:36,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 14:37:36,757 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 231 [2024-11-13 14:37:36,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:37:36,764 INFO L225 Difference]: With dead ends: 2144 [2024-11-13 14:37:36,764 INFO L226 Difference]: Without dead ends: 1631 [2024-11-13 14:37:36,766 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 18.2s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=4, NotChecked=18, Total=132 [2024-11-13 14:37:36,767 INFO L432 NwaCegarLoop]: 176 mSDtfsCounter, 100 mSDsluCounter, 729 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 73 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 905 SdHoareTripleChecker+Invalid, 612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 345 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2024-11-13 14:37:36,767 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 905 Invalid, 612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 192 Invalid, 2 Unknown, 345 Unchecked, 9.4s Time] [2024-11-13 14:37:36,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1631 states. [2024-11-13 14:37:36,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1631 to 1538. [2024-11-13 14:37:36,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1538 states, 1237 states have (on average 1.4745351657235246) internal successors, (1824), 1249 states have internal predecessors, (1824), 276 states have call successors, (276), 24 states have call predecessors, (276), 24 states have return successors, (276), 264 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-13 14:37:36,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1538 states and 2376 transitions. [2024-11-13 14:37:36,883 INFO L78 Accepts]: Start accepts. Automaton has 1538 states and 2376 transitions. Word has length 231 [2024-11-13 14:37:36,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:37:36,884 INFO L471 AbstractCegarLoop]: Abstraction has 1538 states and 2376 transitions. [2024-11-13 14:37:36,884 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:37:36,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 2376 transitions. [2024-11-13 14:37:36,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-13 14:37:36,888 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:37:36,888 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:37:36,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-13 14:37:37,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-13 14:37:37,089 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:37:37,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:37:37,090 INFO L85 PathProgramCache]: Analyzing trace with hash 758420241, now seen corresponding path program 1 times [2024-11-13 14:37:37,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:37:37,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637526655] [2024-11-13 14:37:37,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:37,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:37:37,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 14:37:37,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [744798091] [2024-11-13 14:37:37,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:37:37,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:37:37,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:37:37,199 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:37:37,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-13 14:37:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:37:37,391 INFO L255 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 14:37:37,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:37:46,601 WARN L873 $PredicateComparison]: unable to prove that (or (< 4294967264 (mod (div 8 c_~var_1_3~0) 4294967296)) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 0 ~var_1_4~0) (<= 4294967265 (mod (div 8 ~var_1_4~0) 4294967296)))) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 4294967265 (mod (div 8 ~var_1_4~0) 4294967296)) (<= (+ ~var_1_4~0 1) 0)))) is different from true [2024-11-13 14:37:50,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-13 14:37:50,367 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:37:50,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:37:50,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637526655] [2024-11-13 14:37:50,368 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-13 14:37:50,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [744798091] [2024-11-13 14:37:50,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [744798091] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:37:50,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:37:50,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 14:37:50,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094573819] [2024-11-13 14:37:50,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:37:50,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 14:37:50,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:37:50,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 14:37:50,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=31, Unknown=1, NotChecked=10, Total=56 [2024-11-13 14:37:50,370 INFO L87 Difference]: Start difference. First operand 1538 states and 2376 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:38:07,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:38:12,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:38:12,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:38:12,803 INFO L93 Difference]: Finished difference Result 2148 states and 3287 transitions. [2024-11-13 14:38:12,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 14:38:12,804 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 231 [2024-11-13 14:38:12,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:38:12,813 INFO L225 Difference]: With dead ends: 2148 [2024-11-13 14:38:12,813 INFO L226 Difference]: Without dead ends: 1635 [2024-11-13 14:38:12,815 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 18.0s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=4, NotChecked=18, Total=132 [2024-11-13 14:38:12,816 INFO L432 NwaCegarLoop]: 176 mSDtfsCounter, 172 mSDsluCounter, 579 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 74 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 755 SdHoareTripleChecker+Invalid, 596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 345 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2024-11-13 14:38:12,816 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 755 Invalid, 596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 175 Invalid, 2 Unknown, 345 Unchecked, 9.2s Time] [2024-11-13 14:38:12,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1635 states. [2024-11-13 14:38:12,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1635 to 1546. [2024-11-13 14:38:12,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1546 states, 1245 states have (on average 1.4755020080321286) internal successors, (1837), 1257 states have internal predecessors, (1837), 276 states have call successors, (276), 24 states have call predecessors, (276), 24 states have return successors, (276), 264 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-13 14:38:12,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 1546 states and 2389 transitions. [2024-11-13 14:38:12,949 INFO L78 Accepts]: Start accepts. Automaton has 1546 states and 2389 transitions. Word has length 231 [2024-11-13 14:38:12,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:38:12,950 INFO L471 AbstractCegarLoop]: Abstraction has 1546 states and 2389 transitions. [2024-11-13 14:38:12,950 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:38:12,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 2389 transitions. [2024-11-13 14:38:12,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-13 14:38:12,952 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:38:12,952 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:38:12,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-13 14:38:13,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:38:13,156 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:38:13,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:38:13,157 INFO L85 PathProgramCache]: Analyzing trace with hash 1016585679, now seen corresponding path program 1 times [2024-11-13 14:38:13,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:38:13,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425491419] [2024-11-13 14:38:13,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:38:13,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:38:13,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 14:38:13,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1743036273] [2024-11-13 14:38:13,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:38:13,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:38:13,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:38:13,276 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:38:13,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-13 14:38:13,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:38:13,492 INFO L255 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 14:38:13,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:38:19,852 WARN L873 $PredicateComparison]: unable to prove that (or (< 1 (mod (div 8 c_~var_1_3~0) 4294967296)) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 2 (mod (div 8 ~var_1_4~0) 4294967296)) (<= (+ ~var_1_4~0 1) 0))) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 0 ~var_1_4~0) (<= 2 (mod (div 8 ~var_1_4~0) 4294967296))))) is different from true [2024-11-13 14:38:22,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-13 14:38:22,125 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:38:22,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:38:22,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425491419] [2024-11-13 14:38:22,126 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-13 14:38:22,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1743036273] [2024-11-13 14:38:22,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1743036273] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:38:22,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:38:22,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 14:38:22,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189602846] [2024-11-13 14:38:22,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:38:22,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 14:38:22,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:38:22,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 14:38:22,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=30, Unknown=1, NotChecked=10, Total=56 [2024-11-13 14:38:22,127 INFO L87 Difference]: Start difference. First operand 1546 states and 2389 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:38:27,151 WARN L873 $PredicateComparison]: unable to prove that (and (not (= (mod c_~last_1_var_1_1~0 4294967296) 0)) (= c_~var_1_14~0 8) (or (< 1 (mod (div 8 c_~var_1_3~0) 4294967296)) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 2 (mod (div 8 ~var_1_4~0) 4294967296)) (<= (+ ~var_1_4~0 1) 0))) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 0 ~var_1_4~0) (<= 2 (mod (div 8 ~var_1_4~0) 4294967296))))) (= c_~last_1_var_1_14~0 8)) is different from true [2024-11-13 14:38:31,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:38:35,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:38:40,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:38:40,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:38:40,387 INFO L93 Difference]: Finished difference Result 3605 states and 5585 transitions. [2024-11-13 14:38:40,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-13 14:38:40,391 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 231 [2024-11-13 14:38:40,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:38:40,404 INFO L225 Difference]: With dead ends: 3605 [2024-11-13 14:38:40,404 INFO L226 Difference]: Without dead ends: 3090 [2024-11-13 14:38:40,406 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 8.6s TimeCoverageRelationStatistics Valid=35, Invalid=61, Unknown=2, NotChecked=34, Total=132 [2024-11-13 14:38:40,407 INFO L432 NwaCegarLoop]: 272 mSDtfsCounter, 421 mSDsluCounter, 817 mSDsCounter, 0 mSdLazyCounter, 260 mSolverCounterSat, 77 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 421 SdHoareTripleChecker+Valid, 1089 SdHoareTripleChecker+Invalid, 991 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 260 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 651 IncrementalHoareTripleChecker+Unchecked, 14.0s IncrementalHoareTripleChecker+Time [2024-11-13 14:38:40,408 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [421 Valid, 1089 Invalid, 991 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 260 Invalid, 3 Unknown, 651 Unchecked, 14.0s Time] [2024-11-13 14:38:40,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3090 states. [2024-11-13 14:38:40,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3090 to 2339. [2024-11-13 14:38:40,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2339 states, 1908 states have (on average 1.4853249475890986) internal successors, (2834), 1926 states have internal predecessors, (2834), 396 states have call successors, (396), 34 states have call predecessors, (396), 34 states have return successors, (396), 378 states have call predecessors, (396), 396 states have call successors, (396) [2024-11-13 14:38:40,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 2339 states and 3626 transitions. [2024-11-13 14:38:40,591 INFO L78 Accepts]: Start accepts. Automaton has 2339 states and 3626 transitions. Word has length 231 [2024-11-13 14:38:40,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:38:40,592 INFO L471 AbstractCegarLoop]: Abstraction has 2339 states and 3626 transitions. [2024-11-13 14:38:40,593 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:38:40,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 3626 transitions. [2024-11-13 14:38:40,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-13 14:38:40,595 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:38:40,595 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:38:40,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-13 14:38:40,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:38:40,798 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:38:40,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:38:40,799 INFO L85 PathProgramCache]: Analyzing trace with hash 1779488595, now seen corresponding path program 1 times [2024-11-13 14:38:40,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:38:40,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423325918] [2024-11-13 14:38:40,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:38:40,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:38:40,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 14:38:40,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [457692155] [2024-11-13 14:38:40,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:38:40,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:38:40,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:38:40,894 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:38:40,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-13 14:38:41,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:38:41,087 INFO L255 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 14:38:41,093 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:38:46,336 WARN L873 $PredicateComparison]: unable to prove that (or (< 4294967264 (mod (div 8 c_~var_1_3~0) 4294967296)) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 0 ~var_1_4~0) (<= 4294967265 (mod (div 8 ~var_1_4~0) 4294967296)))) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 4294967265 (mod (div 8 ~var_1_4~0) 4294967296)) (<= (+ ~var_1_4~0 1) 0)))) is different from true [2024-11-13 14:38:49,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-13 14:38:49,446 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:38:49,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:38:49,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423325918] [2024-11-13 14:38:49,447 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-13 14:38:49,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [457692155] [2024-11-13 14:38:49,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [457692155] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:38:49,447 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:38:49,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 14:38:49,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179265830] [2024-11-13 14:38:49,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:38:49,448 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 14:38:49,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:38:49,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 14:38:49,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=31, Unknown=1, NotChecked=10, Total=56 [2024-11-13 14:38:49,449 INFO L87 Difference]: Start difference. First operand 2339 states and 3626 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:39:07,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:39:12,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:39:12,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:39:12,295 INFO L93 Difference]: Finished difference Result 3001 states and 4594 transitions. [2024-11-13 14:39:12,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 14:39:12,296 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 231 [2024-11-13 14:39:12,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:39:12,309 INFO L225 Difference]: With dead ends: 3001 [2024-11-13 14:39:12,309 INFO L226 Difference]: Without dead ends: 2488 [2024-11-13 14:39:12,311 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 14.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=4, NotChecked=18, Total=132 [2024-11-13 14:39:12,312 INFO L432 NwaCegarLoop]: 176 mSDtfsCounter, 100 mSDsluCounter, 729 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 73 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 905 SdHoareTripleChecker+Invalid, 612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 345 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2024-11-13 14:39:12,312 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 905 Invalid, 612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 192 Invalid, 2 Unknown, 345 Unchecked, 9.2s Time] [2024-11-13 14:39:12,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2488 states. [2024-11-13 14:39:12,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2488 to 2343. [2024-11-13 14:39:12,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2343 states, 1912 states have (on average 1.4853556485355648) internal successors, (2840), 1930 states have internal predecessors, (2840), 396 states have call successors, (396), 34 states have call predecessors, (396), 34 states have return successors, (396), 378 states have call predecessors, (396), 396 states have call successors, (396) [2024-11-13 14:39:12,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2343 states to 2343 states and 3632 transitions. [2024-11-13 14:39:12,506 INFO L78 Accepts]: Start accepts. Automaton has 2343 states and 3632 transitions. Word has length 231 [2024-11-13 14:39:12,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:39:12,506 INFO L471 AbstractCegarLoop]: Abstraction has 2343 states and 3632 transitions. [2024-11-13 14:39:12,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:39:12,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 3632 transitions. [2024-11-13 14:39:12,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-13 14:39:12,509 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:39:12,509 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:39:12,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-13 14:39:12,713 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-13 14:39:12,713 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:39:12,714 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:12,715 INFO L85 PathProgramCache]: Analyzing trace with hash 2037654033, now seen corresponding path program 1 times [2024-11-13 14:39:12,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:12,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988214230] [2024-11-13 14:39:12,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:12,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:12,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 14:39:12,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1256744339] [2024-11-13 14:39:12,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:12,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:39:12,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:12,799 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:39:12,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-13 14:39:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:13,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 14:39:13,016 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:39:19,175 WARN L873 $PredicateComparison]: unable to prove that (or (< 1 (mod (div 8 c_~var_1_3~0) 4294967296)) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 2 (mod (div 8 ~var_1_4~0) 4294967296)) (<= (+ ~var_1_4~0 1) 0))) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 0 ~var_1_4~0) (<= 2 (mod (div 8 ~var_1_4~0) 4294967296))))) is different from true [2024-11-13 14:39:21,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-13 14:39:21,546 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:39:21,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:39:21,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988214230] [2024-11-13 14:39:21,546 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-13 14:39:21,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1256744339] [2024-11-13 14:39:21,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1256744339] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:39:21,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:39:21,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 14:39:21,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128093591] [2024-11-13 14:39:21,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:39:21,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 14:39:21,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:39:21,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 14:39:21,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=30, Unknown=1, NotChecked=10, Total=56 [2024-11-13 14:39:21,547 INFO L87 Difference]: Start difference. First operand 2343 states and 3632 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:39:26,890 WARN L873 $PredicateComparison]: unable to prove that (and (not (= (mod c_~last_1_var_1_1~0 4294967296) 0)) (= c_~var_1_14~0 8) (or (< 1 (mod (div 8 c_~var_1_3~0) 4294967296)) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 2 (mod (div 8 ~var_1_4~0) 4294967296)) (<= (+ ~var_1_4~0 1) 0))) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 0 ~var_1_4~0) (<= 2 (mod (div 8 ~var_1_4~0) 4294967296))))) (= c_~last_1_var_1_14~0 8)) is different from true [2024-11-13 14:39:31,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:39:35,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:39:39,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 14:39:39,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:39:39,922 INFO L93 Difference]: Finished difference Result 3613 states and 5597 transitions. [2024-11-13 14:39:39,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-13 14:39:39,922 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 231 [2024-11-13 14:39:39,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:39:39,934 INFO L225 Difference]: With dead ends: 3613 [2024-11-13 14:39:39,934 INFO L226 Difference]: Without dead ends: 3098 [2024-11-13 14:39:39,936 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 8.8s TimeCoverageRelationStatistics Valid=35, Invalid=61, Unknown=2, NotChecked=34, Total=132 [2024-11-13 14:39:39,937 INFO L432 NwaCegarLoop]: 261 mSDtfsCounter, 420 mSDsluCounter, 854 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 77 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 420 SdHoareTripleChecker+Valid, 1115 SdHoareTripleChecker+Invalid, 995 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 651 IncrementalHoareTripleChecker+Unchecked, 13.9s IncrementalHoareTripleChecker+Time [2024-11-13 14:39:39,937 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [420 Valid, 1115 Invalid, 995 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 264 Invalid, 3 Unknown, 651 Unchecked, 13.9s Time] [2024-11-13 14:39:39,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3098 states. [2024-11-13 14:39:40,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3098 to 2335. [2024-11-13 14:39:40,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2335 states, 1904 states have (on average 1.4847689075630253) internal successors, (2827), 1922 states have internal predecessors, (2827), 396 states have call successors, (396), 34 states have call predecessors, (396), 34 states have return successors, (396), 378 states have call predecessors, (396), 396 states have call successors, (396) [2024-11-13 14:39:40,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 2335 states and 3619 transitions. [2024-11-13 14:39:40,109 INFO L78 Accepts]: Start accepts. Automaton has 2335 states and 3619 transitions. Word has length 231 [2024-11-13 14:39:40,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:39:40,110 INFO L471 AbstractCegarLoop]: Abstraction has 2335 states and 3619 transitions. [2024-11-13 14:39:40,110 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:39:40,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 3619 transitions. [2024-11-13 14:39:40,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-11-13 14:39:40,113 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:39:40,113 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:39:40,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-13 14:39:40,313 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-13 14:39:40,314 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:39:40,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:40,314 INFO L85 PathProgramCache]: Analyzing trace with hash 867195754, now seen corresponding path program 1 times [2024-11-13 14:39:40,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:40,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947519088] [2024-11-13 14:39:40,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:40,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:40,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 14:39:40,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [844333910] [2024-11-13 14:39:40,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:40,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:39:40,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:40,404 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:39:40,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-13 14:39:40,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:40,582 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:39:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:40,906 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:39:40,906 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 14:39:40,907 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 14:39:40,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-13 14:39:41,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-13 14:39:41,113 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:39:41,327 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 14:39:41,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:39:41 BoogieIcfgContainer [2024-11-13 14:39:41,332 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 14:39:41,332 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:39:41,332 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:39:41,333 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:39:41,333 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:35:18" (3/4) ... [2024-11-13 14:39:41,336 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 14:39:41,337 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:39:41,338 INFO L158 Benchmark]: Toolchain (without parser) took 263994.33ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 92.3MB in the beginning and 118.0MB in the end (delta: -25.8MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2024-11-13 14:39:41,338 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:39:41,339 INFO L158 Benchmark]: CACSL2BoogieTranslator took 486.36ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 76.3MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 14:39:41,339 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.48ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 72.0MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:39:41,339 INFO L158 Benchmark]: Boogie Preprocessor took 93.63ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 67.1MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:39:41,340 INFO L158 Benchmark]: RCFGBuilder took 828.27ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 90.5MB in the end (delta: -23.4MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2024-11-13 14:39:41,340 INFO L158 Benchmark]: TraceAbstraction took 262472.17ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 89.9MB in the beginning and 118.1MB in the end (delta: -28.1MB). Peak memory consumption was 102.5MB. Max. memory is 16.1GB. [2024-11-13 14:39:41,341 INFO L158 Benchmark]: Witness Printer took 4.60ms. Allocated memory is still 176.2MB. Free memory was 118.1MB in the beginning and 118.0MB in the end (delta: 19.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:39:41,342 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 486.36ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 76.3MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.48ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 72.0MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 93.63ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 67.1MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 828.27ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 90.5MB in the end (delta: -23.4MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * TraceAbstraction took 262472.17ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 89.9MB in the beginning and 118.1MB in the end (delta: -28.1MB). Peak memory consumption was 102.5MB. Max. memory is 16.1GB. * Witness Printer took 4.60ms. Allocated memory is still 176.2MB. Free memory was 118.1MB in the beginning and 118.0MB in the end (delta: 19.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 164, overapproximation of someBinaryFLOATComparisonOperation at line 71, overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of someBinaryFLOATComparisonOperation at line 119, overapproximation of someBinaryFLOATComparisonOperation at line 206, overapproximation of someBinaryFLOATComparisonOperation at line 166, overapproximation of someBinaryFLOATComparisonOperation at line 97, overapproximation of bitwiseOr at line 62, overapproximation of bitwiseOr at line 206. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -32; [L23] signed long int var_1_3 = 10; [L24] signed long int var_1_4 = 64; [L25] unsigned short int var_1_11 = 64; [L26] unsigned short int var_1_12 = 8; [L27] unsigned short int var_1_13 = 5; [L28] signed short int var_1_14 = 8; [L29] unsigned short int var_1_15 = 62763; [L30] unsigned long int var_1_16 = 25; [L31] float var_1_18 = 63.25; [L32] unsigned char var_1_20 = 0; [L33] float var_1_21 = 7.8; [L34] float var_1_22 = 32.1; [L35] unsigned char var_1_23 = 0; [L36] signed long int var_1_24 = -16; [L37] signed short int var_1_26 = 16; [L38] unsigned char var_1_28 = 1; [L39] unsigned char var_1_36 = 0; [L40] unsigned char var_1_37 = 0; [L41] unsigned char var_1_38 = 128; [L42] unsigned char var_1_39 = 10; [L43] unsigned char var_1_40 = 5; [L44] unsigned char var_1_41 = 2; [L45] unsigned char var_1_42 = 0; [L46] signed long int var_1_43 = 1; [L47] unsigned char var_1_44 = 1; [L48] unsigned char var_1_45 = 1; [L49] signed long int var_1_46 = 256; [L50] unsigned long int var_1_47 = 16; [L51] unsigned long int var_1_48 = 1289077960; [L52] unsigned long int var_1_49 = 10; [L53] unsigned long int var_1_50 = 3273461173; [L54] signed long int last_1_var_1_1 = -32; [L55] unsigned short int last_1_var_1_11 = 64; [L56] signed short int last_1_var_1_14 = 8; [L57] unsigned long int last_1_var_1_16 = 25; [L58] float last_1_var_1_18 = 63.25; VAL [isInitial=0, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=10, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L210] isInitial = 1 [L211] FCALL initially() [L212] COND TRUE 1 [L213] CALL updateLastVariables() [L199] last_1_var_1_1 = var_1_1 [L200] last_1_var_1_11 = var_1_11 [L201] last_1_var_1_14 = var_1_14 [L202] last_1_var_1_16 = var_1_16 [L203] last_1_var_1_18 = var_1_18 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=10, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L213] RET updateLastVariables() [L214] CALL updateVariables() [L143] var_1_3 = __VERIFIER_nondet_long() [L144] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L144] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L145] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L145] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L146] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L146] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L147] var_1_4 = __VERIFIER_nondet_long() [L148] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L148] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L149] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L149] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L150] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L150] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L151] var_1_12 = __VERIFIER_nondet_ushort() [L152] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L152] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L153] CALL assume_abort_if_not(var_1_12 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L153] RET assume_abort_if_not(var_1_12 <= 16384) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L154] var_1_13 = __VERIFIER_nondet_ushort() [L155] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L155] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L156] CALL assume_abort_if_not(var_1_13 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L156] RET assume_abort_if_not(var_1_13 <= 16383) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L157] var_1_15 = __VERIFIER_nondet_ushort() [L158] CALL assume_abort_if_not(var_1_15 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L158] RET assume_abort_if_not(var_1_15 >= 32767) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L159] CALL assume_abort_if_not(var_1_15 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L159] RET assume_abort_if_not(var_1_15 <= 65535) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L160] var_1_20 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L161] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L162] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L162] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L163] var_1_21 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L164] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L165] var_1_22 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L166] RET assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L167] var_1_23 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L168] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L169] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L169] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L170] var_1_36 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_36 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L171] RET assume_abort_if_not(var_1_36 >= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L172] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L172] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L173] var_1_37 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_37 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L174] RET assume_abort_if_not(var_1_37 >= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L175] CALL assume_abort_if_not(var_1_37 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L175] RET assume_abort_if_not(var_1_37 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L176] var_1_39 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L177] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L178] CALL assume_abort_if_not(var_1_39 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L178] RET assume_abort_if_not(var_1_39 <= 254) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L179] var_1_40 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L180] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L181] CALL assume_abort_if_not(var_1_40 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L181] RET assume_abort_if_not(var_1_40 <= 254) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L182] var_1_41 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_41 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L183] RET assume_abort_if_not(var_1_41 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L184] CALL assume_abort_if_not(var_1_41 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L184] RET assume_abort_if_not(var_1_41 <= 254) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L185] var_1_42 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_42 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L186] RET assume_abort_if_not(var_1_42 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L187] CALL assume_abort_if_not(var_1_42 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L187] RET assume_abort_if_not(var_1_42 <= 254) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L188] var_1_45 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_45 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L189] RET assume_abort_if_not(var_1_45 >= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L190] CALL assume_abort_if_not(var_1_45 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L190] RET assume_abort_if_not(var_1_45 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L191] var_1_48 = __VERIFIER_nondet_ulong() [L192] CALL assume_abort_if_not(var_1_48 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L192] RET assume_abort_if_not(var_1_48 >= 1073741823) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L193] CALL assume_abort_if_not(var_1_48 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L193] RET assume_abort_if_not(var_1_48 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L194] var_1_50 = __VERIFIER_nondet_ulong() [L195] CALL assume_abort_if_not(var_1_50 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L195] RET assume_abort_if_not(var_1_50 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L196] CALL assume_abort_if_not(var_1_50 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L196] RET assume_abort_if_not(var_1_50 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L214] RET updateVariables() [L215] CALL step() [L62] EXPR last_1_var_1_1 | last_1_var_1_16 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L62] COND TRUE (last_1_var_1_14 / ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) <= (last_1_var_1_1 | last_1_var_1_16) [L63] COND TRUE (last_1_var_1_18 * last_1_var_1_18) < last_1_var_1_18 [L64] var_1_1 = last_1_var_1_11 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=64, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L71] COND FALSE !((- (- last_1_var_1_18)) != last_1_var_1_18) [L78] var_1_24 = last_1_var_1_14 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=64, var_1_20=0, var_1_23=1, var_1_24=8, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L80] COND FALSE !(((var_1_15 - var_1_12) + var_1_24) < var_1_24) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=64, var_1_20=0, var_1_23=1, var_1_24=8, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L83] unsigned short int stepLocal_0 = var_1_13; VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, stepLocal_0=8, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=64, var_1_20=0, var_1_23=1, var_1_24=8, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L84] COND FALSE !(var_1_24 < stepLocal_0) [L95] var_1_18 = var_1_21 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L97] COND TRUE var_1_18 != (var_1_18 + var_1_18) [L98] var_1_11 = ((var_1_12 + var_1_13) + 32) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L100] COND FALSE !(((var_1_1 * var_1_4) + var_1_1) > var_1_1) [L105] var_1_16 = 0u VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L107] var_1_26 = var_1_12 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L108] COND FALSE !(\read(var_1_20)) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L119] COND FALSE !(var_1_18 == var_1_18) [L122] var_1_38 = ((((var_1_41) < (((((((((var_1_40) > (var_1_39)) ? (var_1_40) : (var_1_39)))) > (var_1_42)) ? (((((var_1_40) > (var_1_39)) ? (var_1_40) : (var_1_39)))) : (var_1_42))))) ? (var_1_41) : (((((((((var_1_40) > (var_1_39)) ? (var_1_40) : (var_1_39)))) > (var_1_42)) ? (((((var_1_40) > (var_1_39)) ? (var_1_40) : (var_1_39)))) : (var_1_42)))))) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L124] var_1_43 = var_1_4 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L125] COND TRUE \read(var_1_37) [L126] var_1_44 = (var_1_36 && var_1_45) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L128] EXPR var_1_41 >> var_1_40 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L128] COND TRUE var_1_42 <= ((var_1_41 >> var_1_40) % var_1_3) [L129] var_1_46 = var_1_40 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=0, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L131] COND FALSE !(\read(var_1_20)) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=0, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L134] EXPR -1000 << var_1_12 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=0, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L134] COND FALSE !(var_1_3 >= (-1000 << var_1_12)) [L139] var_1_49 = var_1_40 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=0, var_1_47=16, var_1_48=1073741823, var_1_49=0, var_1_4=-1, var_1_50=2147483647] [L215] RET step() [L216] CALL, EXPR property() [L206] EXPR last_1_var_1_1 | last_1_var_1_16 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=0, var_1_47=16, var_1_48=1073741823, var_1_49=0, var_1_4=-1, var_1_50=2147483647] [L206-L207] return (((((((last_1_var_1_14 / ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) <= (last_1_var_1_1 | last_1_var_1_16)) ? (((last_1_var_1_18 * last_1_var_1_18) < last_1_var_1_18) ? (var_1_1 == ((signed long int) last_1_var_1_11)) : (var_1_1 == ((signed long int) last_1_var_1_11))) : (var_1_1 == ((signed long int) last_1_var_1_11))) && ((var_1_18 != (var_1_18 + var_1_18)) ? (var_1_11 == ((unsigned short int) ((var_1_12 + var_1_13) + 32))) : 1)) && ((((var_1_15 - var_1_12) + var_1_24) < var_1_24) ? (var_1_14 == ((signed short int) var_1_12)) : 1)) && ((((var_1_1 * var_1_4) + var_1_1) > var_1_1) ? ((var_1_14 < var_1_1) ? (var_1_16 == ((unsigned long int) var_1_12)) : 1) : (var_1_16 == ((unsigned long int) 0u)))) && ((var_1_24 < var_1_13) ? (var_1_20 ? (var_1_18 == ((float) (((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) + var_1_22))) : (var_1_23 ? (var_1_18 == ((float) (var_1_22 + var_1_21))) : (var_1_18 == ((float) -0.75f)))) : (var_1_18 == ((float) var_1_21)))) && (((- (- last_1_var_1_18)) != last_1_var_1_18) ? ((var_1_12 <= ((((last_1_var_1_14) > ((- last_1_var_1_14))) ? (last_1_var_1_14) : ((- last_1_var_1_14))))) ? (var_1_24 == ((signed long int) -50)) : (var_1_24 == ((signed long int) last_1_var_1_14))) : (var_1_24 == ((signed long int) last_1_var_1_14))) ; [L216] RET, EXPR property() [L216] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=0, var_1_47=16, var_1_48=1073741823, var_1_49=0, var_1_4=-1, var_1_50=2147483647] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=0, var_1_47=16, var_1_48=1073741823, var_1_49=0, var_1_4=-1, var_1_50=2147483647] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 111 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 262.2s, OverallIterations: 15, TraceHistogramMax: 36, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 167.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 19 mSolverCounterUnknown, 2472 SdHoareTripleChecker+Valid, 89.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2452 mSDsluCounter, 9589 SdHoareTripleChecker+Invalid, 86.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 3618 IncrementalHoareTripleChecker+Unchecked, 6894 mSDsCounter, 874 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1991 IncrementalHoareTripleChecker+Invalid, 6502 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 874 mSolverCounterUnsat, 2695 mSDtfsCounter, 1991 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2830 GetRequests, 2734 SyntacticMatches, 1 SemanticMatches, 95 ConstructedPredicates, 10 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 108.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2343occurred in iteration=13, InterpolantAutomatonStates: 88, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 14 MinimizatonAttempts, 2869 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 86.2s InterpolantComputationTime, 5759 NumberOfCodeBlocks, 5759 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 3662 ConstructedInterpolants, 128 QuantifiedInterpolants, 22210 SizeOfPredicates, 52 NumberOfNonLiveVariables, 4717 ConjunctsInSsa, 118 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 40185/40320 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 14:39:41,566 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-13 14:39:41,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/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_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd --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 eb317fac4733296e764d15c5d1055d4412d25f784c848e329f8f4334cc494698 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:39:43,906 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:39:44,038 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-13 14:39:44,044 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:39:44,045 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:39:44,071 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:39:44,072 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:39:44,072 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:39:44,073 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:39:44,073 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:39:44,073 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:39:44,073 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:39:44,074 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:39:44,074 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:39:44,074 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:39:44,074 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:39:44,074 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:39:44,074 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:39:44,075 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:39:44,075 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:39:44,075 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:39:44,075 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:39:44,075 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:39:44,075 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 14:39:44,075 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 14:39:44,076 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:39:44,076 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 14:39:44,076 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:39:44,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:39:44,076 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:39:44,076 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:39:44,076 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:39:44,077 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 14:39:44,077 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:39:44,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:39:44,077 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:39:44,077 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:39:44,077 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:39:44,077 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 14:39:44,077 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 14:39:44,077 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:39:44,077 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:39:44,077 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:39:44,078 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:39:44,078 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_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd 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 -> eb317fac4733296e764d15c5d1055d4412d25f784c848e329f8f4334cc494698 [2024-11-13 14:39:44,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:39:44,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:39:44,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:39:44,367 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:39:44,368 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:39:44,369 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i Unable to find full path for "g++" [2024-11-13 14:39:46,363 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:39:46,659 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:39:46,660 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i [2024-11-13 14:39:46,673 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/data/7c981b7dc/ab8146e67783423e9a9797ab0105d90e/FLAGc206d12bf [2024-11-13 14:39:46,701 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/data/7c981b7dc/ab8146e67783423e9a9797ab0105d90e [2024-11-13 14:39:46,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:39:46,707 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:39:46,710 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:39:46,712 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:39:46,716 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:39:46,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:39:46" (1/1) ... [2024-11-13 14:39:46,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ebe7064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:46, skipping insertion in model container [2024-11-13 14:39:46,718 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:39:46" (1/1) ... [2024-11-13 14:39:46,754 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:39:46,948 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_cb1ca5bc-1422-41df-a7bb-3341e2543115/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i[919,932] [2024-11-13 14:39:47,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:39:47,104 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:39:47,120 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_cb1ca5bc-1422-41df-a7bb-3341e2543115/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i[919,932] [2024-11-13 14:39:47,187 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:39:47,207 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:39:47,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:47 WrapperNode [2024-11-13 14:39:47,208 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:39:47,209 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:39:47,209 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:39:47,210 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:39:47,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:47" (1/1) ... [2024-11-13 14:39:47,230 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:47" (1/1) ... [2024-11-13 14:39:47,267 INFO L138 Inliner]: procedures = 27, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2024-11-13 14:39:47,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:39:47,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:39:47,268 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:39:47,268 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:39:47,278 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:47" (1/1) ... [2024-11-13 14:39:47,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:47" (1/1) ... [2024-11-13 14:39:47,286 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:47" (1/1) ... [2024-11-13 14:39:47,298 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]. [2024-11-13 14:39:47,298 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:47" (1/1) ... [2024-11-13 14:39:47,299 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:47" (1/1) ... [2024-11-13 14:39:47,321 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:47" (1/1) ... [2024-11-13 14:39:47,329 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:47" (1/1) ... [2024-11-13 14:39:47,334 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:47" (1/1) ... [2024-11-13 14:39:47,336 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:47" (1/1) ... [2024-11-13 14:39:47,343 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:39:47,344 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:39:47,344 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:39:47,345 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:39:47,346 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:47" (1/1) ... [2024-11-13 14:39:47,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:39:47,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:47,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:47,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:39:47,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:39:47,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-13 14:39:47,407 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 14:39:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 14:39:47,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:39:47,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:39:47,545 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:39:47,548 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:39:48,724 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 14:39:48,724 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:39:48,739 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:39:48,741 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 14:39:48,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:39:48 BoogieIcfgContainer [2024-11-13 14:39:48,741 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:39:48,744 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:39:48,745 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:39:48,749 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:39:48,750 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:39:46" (1/3) ... [2024-11-13 14:39:48,750 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45e0b0e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:39:48, skipping insertion in model container [2024-11-13 14:39:48,751 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:47" (2/3) ... [2024-11-13 14:39:48,751 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45e0b0e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:39:48, skipping insertion in model container [2024-11-13 14:39:48,752 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:39:48" (3/3) ... [2024-11-13 14:39:48,753 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i [2024-11-13 14:39:48,770 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:39:48,771 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i that has 2 procedures, 97 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 14:39:48,848 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:39:48,861 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;@28626430, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:39:48,862 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 14:39:48,867 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 58 states have (on average 1.4482758620689655) internal successors, (84), 59 states have internal predecessors, (84), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-13 14:39:48,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-13 14:39:48,885 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:39:48,886 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:39:48,886 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:39:48,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:48,893 INFO L85 PathProgramCache]: Analyzing trace with hash -1938610049, now seen corresponding path program 1 times [2024-11-13 14:39:48,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:39:48,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1030553917] [2024-11-13 14:39:48,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:48,912 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 [2024-11-13 14:39:48,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:39:48,919 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/mathsat -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) [2024-11-13 14:39:48,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/mathsat -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 [2024-11-13 14:39:49,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:49,377 INFO L255 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 14:39:49,388 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:39:49,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1006 proven. 0 refuted. 0 times theorem prover too weak. 1514 trivial. 0 not checked. [2024-11-13 14:39:49,492 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:39:49,493 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 14:39:49,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1030553917] [2024-11-13 14:39:49,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1030553917] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:39:49,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:39:49,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:39:49,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229040974] [2024-11-13 14:39:49,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:39:49,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 14:39:49,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 14:39:49,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 14:39:49,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 14:39:49,528 INFO L87 Difference]: Start difference. First operand has 97 states, 58 states have (on average 1.4482758620689655) internal successors, (84), 59 states have internal predecessors, (84), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-13 14:39:49,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:39:49,583 INFO L93 Difference]: Finished difference Result 187 states and 342 transitions. [2024-11-13 14:39:49,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 14:39:49,586 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 222 [2024-11-13 14:39:49,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:39:49,593 INFO L225 Difference]: With dead ends: 187 [2024-11-13 14:39:49,595 INFO L226 Difference]: Without dead ends: 93 [2024-11-13 14:39:49,600 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 14:39:49,606 INFO L432 NwaCegarLoop]: 148 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, 148 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 [2024-11-13 14:39:49,607 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 14:39:49,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-13 14:39:49,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2024-11-13 14:39:49,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 55 states have (on average 1.3818181818181818) internal successors, (76), 55 states have internal predecessors, (76), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-13 14:39:49,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 148 transitions. [2024-11-13 14:39:49,681 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 148 transitions. Word has length 222 [2024-11-13 14:39:49,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:39:49,683 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 148 transitions. [2024-11-13 14:39:49,684 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-13 14:39:49,684 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 148 transitions. [2024-11-13 14:39:49,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-13 14:39:49,691 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:39:49,691 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:39:49,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/mathsat -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)] Forceful destruction successful, exit code 0 [2024-11-13 14:39:49,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 14:39:49,893 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:39:49,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:49,895 INFO L85 PathProgramCache]: Analyzing trace with hash -1385893753, now seen corresponding path program 1 times [2024-11-13 14:39:49,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:39:49,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1647113819] [2024-11-13 14:39:49,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:49,898 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 [2024-11-13 14:39:49,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:39:49,900 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/mathsat -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) [2024-11-13 14:39:49,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/mathsat -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 [2024-11-13 14:39:50,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:50,341 INFO L255 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 14:39:50,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:39:50,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-13 14:39:50,423 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:39:50,423 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 14:39:50,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1647113819] [2024-11-13 14:39:50,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1647113819] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:39:50,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:39:50,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:39:50,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92212552] [2024-11-13 14:39:50,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:39:50,427 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:39:50,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 14:39:50,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:39:50,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:39:50,431 INFO L87 Difference]: Start difference. First operand 93 states and 148 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:39:50,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:39:50,938 INFO L93 Difference]: Finished difference Result 224 states and 355 transitions. [2024-11-13 14:39:50,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:39:50,946 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 222 [2024-11-13 14:39:50,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:39:50,949 INFO L225 Difference]: With dead ends: 224 [2024-11-13 14:39:50,949 INFO L226 Difference]: Without dead ends: 134 [2024-11-13 14:39:50,950 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:39:50,951 INFO L432 NwaCegarLoop]: 153 mSDtfsCounter, 58 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-13 14:39:50,952 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 284 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-13 14:39:50,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2024-11-13 14:39:50,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 131. [2024-11-13 14:39:50,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 80 states have (on average 1.375) internal successors, (110), 81 states have internal predecessors, (110), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-13 14:39:50,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 206 transitions. [2024-11-13 14:39:50,977 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 206 transitions. Word has length 222 [2024-11-13 14:39:50,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:39:50,978 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 206 transitions. [2024-11-13 14:39:50,978 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-13 14:39:50,978 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 206 transitions. [2024-11-13 14:39:50,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-13 14:39:50,982 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:39:50,982 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:39:50,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-13 14:39:51,185 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 14:39:51,186 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:39:51,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:51,186 INFO L85 PathProgramCache]: Analyzing trace with hash -1328635451, now seen corresponding path program 1 times [2024-11-13 14:39:51,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:39:51,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [512009603] [2024-11-13 14:39:51,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:51,187 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 [2024-11-13 14:39:51,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:39:51,189 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/mathsat -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) [2024-11-13 14:39:51,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-13 14:39:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:51,589 INFO L255 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 14:39:51,596 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:39:54,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1067 proven. 156 refuted. 0 times theorem prover too weak. 1297 trivial. 0 not checked. [2024-11-13 14:39:54,596 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:39:55,495 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 14:39:55,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [512009603] [2024-11-13 14:39:55,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [512009603] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:39:55,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [966113173] [2024-11-13 14:39:55,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:55,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:39:55,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:55,504 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:39:55,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-13 14:39:55,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:55,794 INFO L255 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 14:39:55,800 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:39:58,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1067 proven. 156 refuted. 0 times theorem prover too weak. 1297 trivial. 0 not checked. [2024-11-13 14:39:58,064 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:39:58,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [966113173] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:39:58,470 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 14:39:58,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 10 [2024-11-13 14:39:58,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809625343] [2024-11-13 14:39:58,470 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 14:39:58,471 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-13 14:39:58,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 14:39:58,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-13 14:39:58,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2024-11-13 14:39:58,473 INFO L87 Difference]: Start difference. First operand 131 states and 206 transitions. Second operand has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 10 states have internal predecessors, (57), 3 states have call successors, (36), 3 states have call predecessors, (36), 5 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2024-11-13 14:40:02,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:40:02,544 INFO L93 Difference]: Finished difference Result 532 states and 812 transitions. [2024-11-13 14:40:02,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-13 14:40:02,553 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 10 states have internal predecessors, (57), 3 states have call successors, (36), 3 states have call predecessors, (36), 5 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 222 [2024-11-13 14:40:02,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:40:02,559 INFO L225 Difference]: With dead ends: 532 [2024-11-13 14:40:02,559 INFO L226 Difference]: Without dead ends: 404 [2024-11-13 14:40:02,561 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 638 GetRequests, 607 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=282, Invalid=774, Unknown=0, NotChecked=0, Total=1056 [2024-11-13 14:40:02,562 INFO L432 NwaCegarLoop]: 98 mSDtfsCounter, 452 mSDsluCounter, 508 mSDsCounter, 0 mSdLazyCounter, 534 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 452 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-13 14:40:02,562 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [452 Valid, 606 Invalid, 657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 534 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-13 14:40:02,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2024-11-13 14:40:02,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 339. [2024-11-13 14:40:02,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 339 states, 220 states have (on average 1.3863636363636365) internal successors, (305), 224 states have internal predecessors, (305), 108 states have call successors, (108), 10 states have call predecessors, (108), 10 states have return successors, (108), 104 states have call predecessors, (108), 108 states have call successors, (108) [2024-11-13 14:40:02,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 521 transitions. [2024-11-13 14:40:02,622 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 521 transitions. Word has length 222 [2024-11-13 14:40:02,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:40:02,623 INFO L471 AbstractCegarLoop]: Abstraction has 339 states and 521 transitions. [2024-11-13 14:40:02,623 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 10 states have internal predecessors, (57), 3 states have call successors, (36), 3 states have call predecessors, (36), 5 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2024-11-13 14:40:02,623 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 521 transitions. [2024-11-13 14:40:02,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-13 14:40:02,627 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:40:02,627 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:40:02,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-13 14:40:02,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-13 14:40:03,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:40:03,028 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:40:03,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:03,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1377983943, now seen corresponding path program 1 times [2024-11-13 14:40:03,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:40:03,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1264539581] [2024-11-13 14:40:03,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:03,030 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 [2024-11-13 14:40:03,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:40:03,032 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/mathsat -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) [2024-11-13 14:40:03,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb1ca5bc-1422-41df-a7bb-3341e2543115/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-13 14:40:03,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:40:03,509 INFO L255 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 14:40:03,523 INFO L278 TraceCheckSpWp]: Computing forward predicates...