./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu --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 60b21ba3fb00b4e335ec36ddd9989e75eec0a28c31e45cd8a1acbc527ae3aa22 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:54:04,850 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:54:04,993 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:54:05,004 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:54:05,005 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:54:05,049 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:54:05,050 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:54:05,050 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:54:05,051 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:54:05,052 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:54:05,053 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:54:05,053 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:54:05,054 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:54:05,055 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:54:05,055 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:54:05,056 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:54:05,056 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:54:05,057 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:54:05,061 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:54:05,061 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:54:05,066 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:54:05,067 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:54:05,068 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:54:05,069 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:54:05,069 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:54:05,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:54:05,071 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:54:05,071 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:54:05,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:54:05,072 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:54:05,074 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:54:05,074 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:54:05,074 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:54:05,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:54:05,074 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:54:05,075 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:54:05,075 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:54:05,075 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:54:05,075 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:54:05,075 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60b21ba3fb00b4e335ec36ddd9989e75eec0a28c31e45cd8a1acbc527ae3aa22 [2023-11-19 07:54:05,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:54:05,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:54:05,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:54:05,467 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:54:05,467 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:54:05,469 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i [2023-11-19 07:54:08,809 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:54:09,036 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:54:09,037 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i [2023-11-19 07:54:09,050 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/data/4ea4af83f/a6d000f37e9743618f922fe413f4d102/FLAG5b74a56b8 [2023-11-19 07:54:09,074 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/data/4ea4af83f/a6d000f37e9743618f922fe413f4d102 [2023-11-19 07:54:09,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:54:09,084 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:54:09,090 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:54:09,090 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:54:09,096 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:54:09,097 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:54:09" (1/1) ... [2023-11-19 07:54:09,098 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fd7f69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:09, skipping insertion in model container [2023-11-19 07:54:09,099 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:54:09" (1/1) ... [2023-11-19 07:54:09,153 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:54:09,310 WARN L240 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_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i[917,930] [2023-11-19 07:54:09,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:54:09,409 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:54:09,423 WARN L240 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_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i[917,930] [2023-11-19 07:54:09,486 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:54:09,511 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:54:09,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:09 WrapperNode [2023-11-19 07:54:09,512 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:54:09,514 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:54:09,514 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:54:09,514 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:54:09,522 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:09" (1/1) ... [2023-11-19 07:54:09,537 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:09" (1/1) ... [2023-11-19 07:54:09,587 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2023-11-19 07:54:09,588 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:54:09,588 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:54:09,589 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:54:09,589 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:54:09,599 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:09" (1/1) ... [2023-11-19 07:54:09,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:09" (1/1) ... [2023-11-19 07:54:09,605 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:09" (1/1) ... [2023-11-19 07:54:09,606 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:09" (1/1) ... [2023-11-19 07:54:09,621 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:09" (1/1) ... [2023-11-19 07:54:09,625 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:09" (1/1) ... [2023-11-19 07:54:09,631 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:09" (1/1) ... [2023-11-19 07:54:09,634 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:09" (1/1) ... [2023-11-19 07:54:09,649 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:54:09,650 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:54:09,651 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:54:09,651 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:54:09,652 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:09" (1/1) ... [2023-11-19 07:54:09,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:54:09,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:54:09,690 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:54:09,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:54:09,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:54:09,739 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:54:09,740 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:54:09,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:54:09,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:54:09,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:54:09,915 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:54:09,918 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:54:10,475 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:54:10,485 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:54:10,485 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:54:10,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:54:10 BoogieIcfgContainer [2023-11-19 07:54:10,490 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:54:10,493 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:54:10,493 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:54:10,497 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:54:10,497 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:54:09" (1/3) ... [2023-11-19 07:54:10,498 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ff117df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:54:10, skipping insertion in model container [2023-11-19 07:54:10,498 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:09" (2/3) ... [2023-11-19 07:54:10,499 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ff117df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:54:10, skipping insertion in model container [2023-11-19 07:54:10,499 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:54:10" (3/3) ... [2023-11-19 07:54:10,500 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-88.i [2023-11-19 07:54:10,521 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:54:10,521 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:54:10,589 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:54:10,595 INFO L357 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, mHoare=true, 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;@3e3ee005, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:54:10,596 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:54:10,600 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 60 states have internal predecessors, (83), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-19 07:54:10,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-19 07:54:10,620 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:10,621 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:54:10,621 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:54:10,626 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:10,626 INFO L85 PathProgramCache]: Analyzing trace with hash -211098497, now seen corresponding path program 1 times [2023-11-19 07:54:10,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:54:10,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474431628] [2023-11-19 07:54:10,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:10,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:54:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:10,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:54:10,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474431628] [2023-11-19 07:54:10,990 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-19 07:54:10,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [970187753] [2023-11-19 07:54:10,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:10,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:54:10,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:54:10,994 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:54:11,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:54:11,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:11,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:54:11,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:54:11,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2023-11-19 07:54:11,373 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:54:11,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [970187753] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:54:11,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:54:11,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:54:11,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875074377] [2023-11-19 07:54:11,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:54:11,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:54:11,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:54:11,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:54:11,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:54:11,440 INFO L87 Difference]: Start difference. First operand has 94 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 60 states have internal predecessors, (83), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-19 07:54:11,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:54:11,501 INFO L93 Difference]: Finished difference Result 181 states and 320 transitions. [2023-11-19 07:54:11,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:54:11,504 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 199 [2023-11-19 07:54:11,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:54:11,513 INFO L225 Difference]: With dead ends: 181 [2023-11-19 07:54:11,513 INFO L226 Difference]: Without dead ends: 90 [2023-11-19 07:54:11,518 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:54:11,522 INFO L413 NwaCegarLoop]: 140 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, 140 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 [2023-11-19 07:54:11,523 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:54:11,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-19 07:54:11,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-19 07:54:11,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 56 states have (on average 1.3571428571428572) internal successors, (76), 56 states have internal predecessors, (76), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-19 07:54:11,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 140 transitions. [2023-11-19 07:54:11,574 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 140 transitions. Word has length 199 [2023-11-19 07:54:11,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:54:11,575 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 140 transitions. [2023-11-19 07:54:11,576 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-19 07:54:11,576 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 140 transitions. [2023-11-19 07:54:11,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-19 07:54:11,582 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:11,582 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:54:11,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:54:11,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 07:54:11,794 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:54:11,795 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:11,795 INFO L85 PathProgramCache]: Analyzing trace with hash 333155779, now seen corresponding path program 1 times [2023-11-19 07:54:11,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:54:11,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786164492] [2023-11-19 07:54:11,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:11,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:54:11,966 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:54:11,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1639955808] [2023-11-19 07:54:11,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:11,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:54:11,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:54:11,969 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:54:11,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 07:54:12,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:12,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 07:54:12,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:54:12,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 891 proven. 63 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2023-11-19 07:54:12,623 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:54:12,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 30 proven. 63 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-19 07:54:12,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:54:12,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786164492] [2023-11-19 07:54:12,898 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:54:12,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1639955808] [2023-11-19 07:54:12,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1639955808] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:54:12,899 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:54:12,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-19 07:54:12,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008794226] [2023-11-19 07:54:12,900 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:54:12,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 07:54:12,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:54:12,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 07:54:12,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:54:12,904 INFO L87 Difference]: Start difference. First operand 90 states and 140 transitions. Second operand has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2023-11-19 07:54:13,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:54:13,281 INFO L93 Difference]: Finished difference Result 185 states and 284 transitions. [2023-11-19 07:54:13,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-19 07:54:13,283 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 199 [2023-11-19 07:54:13,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:54:13,286 INFO L225 Difference]: With dead ends: 185 [2023-11-19 07:54:13,287 INFO L226 Difference]: Without dead ends: 98 [2023-11-19 07:54:13,288 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 388 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2023-11-19 07:54:13,290 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 137 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:54:13,290 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 329 Invalid, 242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 07:54:13,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2023-11-19 07:54:13,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 94. [2023-11-19 07:54:13,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 59 states have (on average 1.3220338983050848) internal successors, (78), 59 states have internal predecessors, (78), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-19 07:54:13,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 142 transitions. [2023-11-19 07:54:13,346 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 142 transitions. Word has length 199 [2023-11-19 07:54:13,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:54:13,350 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 142 transitions. [2023-11-19 07:54:13,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2023-11-19 07:54:13,353 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 142 transitions. [2023-11-19 07:54:13,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-19 07:54:13,361 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:13,361 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:54:13,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-19 07:54:13,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:54:13,568 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:54:13,569 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:13,569 INFO L85 PathProgramCache]: Analyzing trace with hash -59871231, now seen corresponding path program 1 times [2023-11-19 07:54:13,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:54:13,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866329570] [2023-11-19 07:54:13,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:13,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:54:13,653 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:54:13,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1411390269] [2023-11-19 07:54:13,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:13,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:54:13,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:54:13,660 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:54:13,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 07:54:13,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:13,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 07:54:13,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:54:14,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2023-11-19 07:54:14,497 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:54:15,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:54:15,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866329570] [2023-11-19 07:54:15,180 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:54:15,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1411390269] [2023-11-19 07:54:15,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1411390269] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:54:15,180 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-19 07:54:15,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2023-11-19 07:54:15,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916894926] [2023-11-19 07:54:15,181 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-19 07:54:15,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:54:15,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:54:15,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:54:15,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:54:15,184 INFO L87 Difference]: Start difference. First operand 94 states and 142 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-19 07:54:15,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:54:15,568 INFO L93 Difference]: Finished difference Result 286 states and 429 transitions. [2023-11-19 07:54:15,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-19 07:54:15,569 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 199 [2023-11-19 07:54:15,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:54:15,573 INFO L225 Difference]: With dead ends: 286 [2023-11-19 07:54:15,573 INFO L226 Difference]: Without dead ends: 195 [2023-11-19 07:54:15,574 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2023-11-19 07:54:15,576 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 80 mSDsluCounter, 389 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 493 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:54:15,576 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 493 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 07:54:15,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2023-11-19 07:54:15,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 186. [2023-11-19 07:54:15,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 116 states have (on average 1.3103448275862069) internal successors, (152), 116 states have internal predecessors, (152), 64 states have call successors, (64), 5 states have call predecessors, (64), 5 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-19 07:54:15,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 280 transitions. [2023-11-19 07:54:15,622 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 280 transitions. Word has length 199 [2023-11-19 07:54:15,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:54:15,623 INFO L495 AbstractCegarLoop]: Abstraction has 186 states and 280 transitions. [2023-11-19 07:54:15,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-19 07:54:15,623 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 280 transitions. [2023-11-19 07:54:15,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-19 07:54:15,627 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:15,627 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:54:15,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:54:15,853 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:54:15,854 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:54:15,854 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:15,854 INFO L85 PathProgramCache]: Analyzing trace with hash 198294207, now seen corresponding path program 1 times [2023-11-19 07:54:15,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:54:15,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186019809] [2023-11-19 07:54:15,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:15,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:54:15,918 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:54:15,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [213105364] [2023-11-19 07:54:15,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:15,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:54:15,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:54:15,931 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:54:15,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 07:54:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:54:16,132 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:54:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:54:16,328 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:54:16,328 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:54:16,329 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:54:16,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:54:16,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:54:16,554 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-19 07:54:16,557 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:54:16,686 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-19 07:54:16,694 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short27 could not be translated [2023-11-19 07:54:16,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:54:16 BoogieIcfgContainer [2023-11-19 07:54:16,737 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:54:16,738 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:54:16,739 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:54:16,739 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:54:16,740 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:54:10" (3/4) ... [2023-11-19 07:54:16,743 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:54:16,744 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:54:16,745 INFO L158 Benchmark]: Toolchain (without parser) took 7660.62ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 111.6MB in the beginning and 97.6MB in the end (delta: 13.9MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2023-11-19 07:54:16,746 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory is still 85.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:54:16,746 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.04ms. Allocated memory is still 151.0MB. Free memory was 111.6MB in the beginning and 97.5MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 07:54:16,746 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.17ms. Allocated memory is still 151.0MB. Free memory was 96.9MB in the beginning and 92.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:54:16,747 INFO L158 Benchmark]: Boogie Preprocessor took 61.27ms. Allocated memory is still 151.0MB. Free memory was 92.7MB in the beginning and 90.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:54:16,747 INFO L158 Benchmark]: RCFGBuilder took 840.02ms. Allocated memory is still 151.0MB. Free memory was 90.6MB in the beginning and 98.5MB in the end (delta: -7.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 07:54:16,748 INFO L158 Benchmark]: TraceAbstraction took 6244.84ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 97.6MB in the beginning and 97.6MB in the end (delta: -14.3kB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2023-11-19 07:54:16,748 INFO L158 Benchmark]: Witness Printer took 6.08ms. Allocated memory is still 182.5MB. Free memory is still 97.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:54:16,751 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory is still 85.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.04ms. Allocated memory is still 151.0MB. Free memory was 111.6MB in the beginning and 97.5MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.17ms. Allocated memory is still 151.0MB. Free memory was 96.9MB in the beginning and 92.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.27ms. Allocated memory is still 151.0MB. Free memory was 92.7MB in the beginning and 90.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 840.02ms. Allocated memory is still 151.0MB. Free memory was 90.6MB in the beginning and 98.5MB in the end (delta: -7.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 6244.84ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 97.6MB in the beginning and 97.6MB in the end (delta: -14.3kB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. * Witness Printer took 6.08ms. Allocated memory is still 182.5MB. Free memory is still 97.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short27 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 153, overapproximation of someBinaryDOUBLEComparisonOperation at line 153, overapproximation of shiftLeft at line 88. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 15.8; [L23] float var_1_2 = 9.5; [L24] unsigned char var_1_3 = 1; [L25] float var_1_4 = 127.6; [L26] double var_1_5 = 100000000000000.5; [L27] double var_1_6 = 100000000000000.7; [L28] double var_1_7 = 256.75; [L29] unsigned char var_1_8 = 0; [L30] unsigned char var_1_9 = 1; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 0; [L33] signed char var_1_12 = 0; [L34] signed char var_1_13 = 2; [L35] unsigned char var_1_14 = 1; [L36] unsigned char var_1_15 = 16; [L37] unsigned char var_1_16 = 10; [L38] unsigned char var_1_17 = 5; [L39] unsigned char var_1_18 = 4; [L40] unsigned char var_1_19 = 8; [L41] unsigned char var_1_20 = 8; [L42] unsigned short int var_1_21 = 128; [L43] unsigned char var_1_22 = 0; [L44] unsigned short int var_1_23 = 100; [L45] unsigned short int var_1_24 = 34649; VAL [isInitial=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_2=19/2, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L157] isInitial = 1 [L158] FCALL initially() [L159] COND TRUE 1 [L160] FCALL updateLastVariables() [L161] CALL updateVariables() [L99] var_1_2 = __VERIFIER_nondet_float() [L100] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L100] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L101] var_1_3 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L102] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L103] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L103] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L104] var_1_4 = __VERIFIER_nondet_float() [L105] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L105] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L106] var_1_5 = __VERIFIER_nondet_double() [L107] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L107] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L108] var_1_6 = __VERIFIER_nondet_double() [L109] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L109] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L110] var_1_7 = __VERIFIER_nondet_double() [L111] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L111] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L112] var_1_9 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L113] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L114] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L114] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L115] var_1_10 = __VERIFIER_nondet_uchar() [L116] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L116] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L117] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L117] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L118] var_1_11 = __VERIFIER_nondet_uchar() [L119] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L119] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L120] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L120] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L121] var_1_13 = __VERIFIER_nondet_char() [L122] CALL assume_abort_if_not(var_1_13 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L122] RET assume_abort_if_not(var_1_13 >= -127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L123] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L123] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L124] var_1_15 = __VERIFIER_nondet_uchar() [L125] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L125] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L126] CALL assume_abort_if_not(var_1_15 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L126] RET assume_abort_if_not(var_1_15 <= 255) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L127] var_1_16 = __VERIFIER_nondet_uchar() [L128] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L128] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L129] CALL assume_abort_if_not(var_1_16 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L129] RET assume_abort_if_not(var_1_16 <= 255) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L130] CALL assume_abort_if_not(var_1_16 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L130] RET assume_abort_if_not(var_1_16 != 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L131] var_1_17 = __VERIFIER_nondet_uchar() [L132] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L132] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L133] CALL assume_abort_if_not(var_1_17 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L133] RET assume_abort_if_not(var_1_17 <= 255) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L134] var_1_18 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L135] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L136] CALL assume_abort_if_not(var_1_18 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L136] RET assume_abort_if_not(var_1_18 <= 64) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L137] var_1_19 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L138] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L139] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L139] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L140] var_1_20 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L141] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L142] CALL assume_abort_if_not(var_1_20 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L142] RET assume_abort_if_not(var_1_20 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L143] var_1_23 = __VERIFIER_nondet_ushort() [L144] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L144] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L145] CALL assume_abort_if_not(var_1_23 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L145] RET assume_abort_if_not(var_1_23 <= 65535) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=34649, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L146] var_1_24 = __VERIFIER_nondet_ushort() [L147] CALL assume_abort_if_not(var_1_24 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L147] RET assume_abort_if_not(var_1_24 >= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L148] CALL assume_abort_if_not(var_1_24 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L148] RET assume_abort_if_not(var_1_24 <= 65535) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L161] RET updateVariables() [L162] CALL step() [L49] COND FALSE !(64.5f <= var_1_2) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L60] COND FALSE !(var_1_1 > ((var_1_4 * var_1_5) + 5.3)) [L67] var_1_8 = var_1_11 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L69] COND FALSE !(((- var_1_4) / 24.75) < var_1_6) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L76] unsigned char stepLocal_0 = var_1_15; VAL [isInitial=1, stepLocal_0=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L77] COND FALSE !(stepLocal_0 < ((var_1_12 / var_1_16) * var_1_17)) [L80] var_1_14 = var_1_18 VAL [isInitial=1, stepLocal_0=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L82] unsigned char stepLocal_1 = var_1_10; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L83] COND FALSE !(var_1_3 && stepLocal_1) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L86] unsigned short int stepLocal_3 = var_1_23; [L87] unsigned char stepLocal_2 = var_1_19; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=3, stepLocal_3=6, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L88] EXPR var_1_18 << var_1_15 VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=3, stepLocal_3=6, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L88] COND FALSE !(stepLocal_2 == (var_1_18 << var_1_15)) [L95] var_1_22 = 64 VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=3, stepLocal_3=6, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L162] RET step() [L163] CALL, EXPR property() [L153] EXPR ((((((64.5f <= var_1_2) ? (var_1_3 ? ((var_1_2 == var_1_4) ? (var_1_1 == ((double) (var_1_5 + ((((((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) < (50.25)) ? (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) : (50.25)))))) : (var_1_1 == ((double) var_1_7))) : (var_1_1 == ((double) var_1_5))) : 1) && ((var_1_1 > ((var_1_4 * var_1_5) + 5.3)) ? (((var_1_7 + var_1_4) < var_1_6) ? (var_1_8 == ((unsigned char) var_1_9)) : (var_1_8 == ((unsigned char) var_1_10))) : (var_1_8 == ((unsigned char) var_1_11)))) && ((((- var_1_4) / 24.75) < var_1_6) ? ((var_1_7 >= var_1_4) ? (var_1_12 == ((signed char) var_1_13)) : (var_1_12 == ((signed char) var_1_13))) : 1)) && ((var_1_15 < ((var_1_12 / var_1_16) * var_1_17)) ? (var_1_14 == ((unsigned char) ((var_1_18 + var_1_19) + var_1_20))) : (var_1_14 == ((unsigned char) var_1_18)))) && ((var_1_3 && var_1_10) ? (var_1_21 == ((unsigned short int) ((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) > (2)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (2))))) : 1)) && ((var_1_19 == (var_1_18 << var_1_15)) ? ((var_1_23 >= ((var_1_15 | var_1_18) / (var_1_24 - 1))) ? (var_1_22 == ((unsigned char) 2)) : (var_1_22 == ((unsigned char) var_1_20))) : (var_1_22 == ((unsigned char) 64))) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L153-L154] return ((((((64.5f <= var_1_2) ? (var_1_3 ? ((var_1_2 == var_1_4) ? (var_1_1 == ((double) (var_1_5 + ((((((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) < (50.25)) ? (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) : (50.25)))))) : (var_1_1 == ((double) var_1_7))) : (var_1_1 == ((double) var_1_5))) : 1) && ((var_1_1 > ((var_1_4 * var_1_5) + 5.3)) ? (((var_1_7 + var_1_4) < var_1_6) ? (var_1_8 == ((unsigned char) var_1_9)) : (var_1_8 == ((unsigned char) var_1_10))) : (var_1_8 == ((unsigned char) var_1_11)))) && ((((- var_1_4) / 24.75) < var_1_6) ? ((var_1_7 >= var_1_4) ? (var_1_12 == ((signed char) var_1_13)) : (var_1_12 == ((signed char) var_1_13))) : 1)) && ((var_1_15 < ((var_1_12 / var_1_16) * var_1_17)) ? (var_1_14 == ((unsigned char) ((var_1_18 + var_1_19) + var_1_20))) : (var_1_14 == ((unsigned char) var_1_18)))) && ((var_1_3 && var_1_10) ? (var_1_21 == ((unsigned short int) ((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) > (2)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (2))))) : 1)) && ((var_1_19 == (var_1_18 << var_1_15)) ? ((var_1_23 >= ((var_1_15 | var_1_18) / (var_1_24 - 1))) ? (var_1_22 == ((unsigned char) 2)) : (var_1_22 == ((unsigned char) var_1_20))) : (var_1_22 == ((unsigned char) 64))) ; [L163] RET, EXPR property() [L163] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=1, var_1_19=3, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_23=6, var_1_24=32767, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 94 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.0s, OverallIterations: 4, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 243 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 217 mSDsluCounter, 962 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 616 mSDsCounter, 52 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 404 IncrementalHoareTripleChecker+Invalid, 456 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 52 mSolverCounterUnsat, 346 mSDtfsCounter, 404 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 819 GetRequests, 797 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=186occurred in iteration=3, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 13 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 995 NumberOfCodeBlocks, 995 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 792 ConstructedInterpolants, 0 QuantifiedInterpolants, 2370 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1323 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 7774/7936 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 [2023-11-19 07:54:16,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu --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 60b21ba3fb00b4e335ec36ddd9989e75eec0a28c31e45cd8a1acbc527ae3aa22 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:54:19,596 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:54:19,752 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:54:19,763 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:54:19,765 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:54:19,818 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:54:19,819 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:54:19,820 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:54:19,822 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:54:19,828 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:54:19,829 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:54:19,830 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:54:19,831 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:54:19,833 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:54:19,834 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:54:19,835 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:54:19,835 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:54:19,836 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:54:19,836 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:54:19,837 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:54:19,838 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:54:19,839 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:54:19,839 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:54:19,840 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:54:19,840 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:54:19,841 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:54:19,841 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:54:19,842 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:54:19,842 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:54:19,843 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:54:19,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:54:19,845 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:54:19,845 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:54:19,846 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:54:19,846 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:54:19,847 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:54:19,847 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:54:19,847 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:54:19,848 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:54:19,849 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:54:19,849 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:54:19,850 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:54:19,850 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60b21ba3fb00b4e335ec36ddd9989e75eec0a28c31e45cd8a1acbc527ae3aa22 [2023-11-19 07:54:20,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:54:20,328 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:54:20,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:54:20,333 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:54:20,333 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:54:20,335 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i [2023-11-19 07:54:23,868 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:54:24,270 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:54:24,271 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i [2023-11-19 07:54:24,283 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/data/d9aa1ee0d/b9bf586b9e4a409eae567ffe16fa853f/FLAGd87116325 [2023-11-19 07:54:24,301 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/data/d9aa1ee0d/b9bf586b9e4a409eae567ffe16fa853f [2023-11-19 07:54:24,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:54:24,312 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:54:24,317 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:54:24,317 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:54:24,326 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:54:24,327 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:54:24" (1/1) ... [2023-11-19 07:54:24,329 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38a3cc18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:24, skipping insertion in model container [2023-11-19 07:54:24,329 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:54:24" (1/1) ... [2023-11-19 07:54:24,388 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:54:24,566 WARN L240 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_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i[917,930] [2023-11-19 07:54:24,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:54:24,724 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:54:24,750 WARN L240 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_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i[917,930] [2023-11-19 07:54:24,816 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:54:24,848 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:54:24,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:24 WrapperNode [2023-11-19 07:54:24,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:54:24,851 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:54:24,852 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:54:24,852 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:54:24,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:24" (1/1) ... [2023-11-19 07:54:24,892 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:24" (1/1) ... [2023-11-19 07:54:24,945 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 173 [2023-11-19 07:54:24,948 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:54:24,949 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:54:24,949 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:54:24,949 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:54:24,960 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:24" (1/1) ... [2023-11-19 07:54:24,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:24" (1/1) ... [2023-11-19 07:54:24,976 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:24" (1/1) ... [2023-11-19 07:54:24,979 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:24" (1/1) ... [2023-11-19 07:54:25,008 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:24" (1/1) ... [2023-11-19 07:54:25,012 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:24" (1/1) ... [2023-11-19 07:54:25,028 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:24" (1/1) ... [2023-11-19 07:54:25,031 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:24" (1/1) ... [2023-11-19 07:54:25,036 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:54:25,042 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:54:25,042 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:54:25,042 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:54:25,043 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:24" (1/1) ... [2023-11-19 07:54:25,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:54:25,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:54:25,086 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:54:25,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:54:25,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:54:25,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:54:25,144 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:54:25,144 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:54:25,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:54:25,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:54:25,252 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:54:25,254 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:54:38,798 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:54:38,806 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:54:38,807 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:54:38,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:54:38 BoogieIcfgContainer [2023-11-19 07:54:38,811 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:54:38,813 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:54:38,813 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:54:38,816 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:54:38,816 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:54:24" (1/3) ... [2023-11-19 07:54:38,817 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66c3f39d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:54:38, skipping insertion in model container [2023-11-19 07:54:38,817 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:24" (2/3) ... [2023-11-19 07:54:38,817 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66c3f39d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:54:38, skipping insertion in model container [2023-11-19 07:54:38,817 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:54:38" (3/3) ... [2023-11-19 07:54:38,819 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-88.i [2023-11-19 07:54:38,836 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:54:38,836 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:54:38,885 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:54:38,891 INFO L357 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, mHoare=true, 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;@34d633e7, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:54:38,891 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:54:38,895 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 48 states have (on average 1.3333333333333333) internal successors, (64), 49 states have internal predecessors, (64), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-19 07:54:38,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-19 07:54:38,914 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:38,915 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:54:38,915 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:54:38,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:38,921 INFO L85 PathProgramCache]: Analyzing trace with hash -1934536154, now seen corresponding path program 1 times [2023-11-19 07:54:38,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:54:38,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1335662013] [2023-11-19 07:54:38,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:38,936 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 [2023-11-19 07:54:38,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:54:38,942 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:54:38,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:54:39,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:39,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:54:39,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:54:39,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 942 proven. 0 refuted. 0 times theorem prover too weak. 1042 trivial. 0 not checked. [2023-11-19 07:54:39,854 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:54:39,855 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:54:39,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1335662013] [2023-11-19 07:54:39,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1335662013] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:54:39,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:54:39,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:54:39,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074385892] [2023-11-19 07:54:39,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:54:39,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:54:39,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:54:39,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:54:39,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:54:39,897 INFO L87 Difference]: Start difference. First operand has 83 states, 48 states have (on average 1.3333333333333333) internal successors, (64), 49 states have internal predecessors, (64), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-19 07:54:39,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:54:39,953 INFO L93 Difference]: Finished difference Result 159 states and 282 transitions. [2023-11-19 07:54:39,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:54:39,955 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 196 [2023-11-19 07:54:39,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:54:39,964 INFO L225 Difference]: With dead ends: 159 [2023-11-19 07:54:39,965 INFO L226 Difference]: Without dead ends: 79 [2023-11-19 07:54:39,969 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:54:39,973 INFO L413 NwaCegarLoop]: 121 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, 121 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 [2023-11-19 07:54:39,974 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:54:39,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-19 07:54:40,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-19 07:54:40,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 45 states have (on average 1.2666666666666666) internal successors, (57), 45 states have internal predecessors, (57), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-19 07:54:40,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 121 transitions. [2023-11-19 07:54:40,027 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 121 transitions. Word has length 196 [2023-11-19 07:54:40,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:54:40,028 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 121 transitions. [2023-11-19 07:54:40,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-19 07:54:40,029 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 121 transitions. [2023-11-19 07:54:40,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-19 07:54:40,034 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:40,034 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:54:40,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-19 07:54:40,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:54:40,235 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:54:40,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:40,236 INFO L85 PathProgramCache]: Analyzing trace with hash -1945186462, now seen corresponding path program 1 times [2023-11-19 07:54:40,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:54:40,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [659636488] [2023-11-19 07:54:40,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:40,238 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 [2023-11-19 07:54:40,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:54:40,239 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:54:40,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:54:41,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:41,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 07:54:41,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:54:43,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 891 proven. 63 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2023-11-19 07:54:43,904 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:54:45,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 30 proven. 63 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-19 07:54:45,585 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:54:45,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [659636488] [2023-11-19 07:54:45,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [659636488] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:54:45,586 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:54:45,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-19 07:54:45,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040764672] [2023-11-19 07:54:45,587 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:54:45,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 07:54:45,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:54:45,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 07:54:45,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:54:45,592 INFO L87 Difference]: Start difference. First operand 79 states and 121 transitions. Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2023-11-19 07:54:50,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:54:52,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:54:54,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:54:56,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:54:56,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:54:56,898 INFO L93 Difference]: Finished difference Result 163 states and 246 transitions. [2023-11-19 07:54:57,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-19 07:54:57,016 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 196 [2023-11-19 07:54:57,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:54:57,021 INFO L225 Difference]: With dead ends: 163 [2023-11-19 07:54:57,021 INFO L226 Difference]: Without dead ends: 87 [2023-11-19 07:54:57,023 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 395 GetRequests, 383 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2023-11-19 07:54:57,024 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 57 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 16 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2023-11-19 07:54:57,025 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 259 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 208 Invalid, 4 Unknown, 0 Unchecked, 10.9s Time] [2023-11-19 07:54:57,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-19 07:54:57,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 83. [2023-11-19 07:54:57,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 48 states have (on average 1.2291666666666667) internal successors, (59), 48 states have internal predecessors, (59), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-19 07:54:57,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 123 transitions. [2023-11-19 07:54:57,048 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 123 transitions. Word has length 196 [2023-11-19 07:54:57,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:54:57,049 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 123 transitions. [2023-11-19 07:54:57,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2023-11-19 07:54:57,050 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 123 transitions. [2023-11-19 07:54:57,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-19 07:54:57,060 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:57,061 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:54:57,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:54:57,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:54:57,276 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:54:57,277 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:57,277 INFO L85 PathProgramCache]: Analyzing trace with hash -170179100, now seen corresponding path program 1 times [2023-11-19 07:54:57,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:54:57,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [576252564] [2023-11-19 07:54:57,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:57,278 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 [2023-11-19 07:54:57,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:54:57,280 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:54:57,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eaacb3f-520a-4d28-8c9e-3f5fb33770a7/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:54:58,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:58,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 07:54:58,166 INFO L285 TraceCheckSpWp]: Computing forward predicates...