./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/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_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/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_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/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 fcab9d14a39efb8d0bba4b7e607a800a4978f63d5ac50f5af469476854f605eb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:53:49,744 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:53:49,854 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:53:49,858 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:53:49,859 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:53:49,900 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:53:49,902 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:53:49,903 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:53:49,904 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:53:49,909 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:53:49,910 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:53:49,911 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:53:49,911 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:53:49,913 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:53:49,913 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:53:49,914 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:53:49,914 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:53:49,915 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:53:49,915 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:53:49,916 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:53:49,916 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:53:49,917 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:53:49,917 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:53:49,918 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:53:49,918 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:53:49,919 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:53:49,920 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:53:49,920 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:53:49,921 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:53:49,921 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:53:49,923 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:53:49,923 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:53:49,923 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:53:49,924 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:53:49,924 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:53:49,924 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:53:49,925 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:53:49,925 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:53:49,925 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:53:49,925 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_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcab9d14a39efb8d0bba4b7e607a800a4978f63d5ac50f5af469476854f605eb [2023-11-19 07:53:50,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:53:50,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:53:50,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:53:50,339 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:53:50,340 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:53:50,341 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i [2023-11-19 07:53:53,526 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:53:53,790 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:53:53,791 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i [2023-11-19 07:53:53,804 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/data/1017eee2a/2785df83692b45c3a61db72c07d1667e/FLAG8f1192f93 [2023-11-19 07:53:53,835 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/data/1017eee2a/2785df83692b45c3a61db72c07d1667e [2023-11-19 07:53:53,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:53:53,839 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:53:53,840 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:53:53,841 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:53:53,850 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:53:53,851 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:53:53" (1/1) ... [2023-11-19 07:53:53,852 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67fdf0da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:53, skipping insertion in model container [2023-11-19 07:53:53,853 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:53:53" (1/1) ... [2023-11-19 07:53:53,891 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:53:54,056 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_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i[914,927] [2023-11-19 07:53:54,142 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:53:54,159 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:53:54,181 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_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i[914,927] [2023-11-19 07:53:54,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:53:54,241 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:53:54,241 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:54 WrapperNode [2023-11-19 07:53:54,242 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:53:54,243 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:53:54,243 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:53:54,243 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:53:54,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:54" (1/1) ... [2023-11-19 07:53:54,264 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:54" (1/1) ... [2023-11-19 07:53:54,312 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 249 [2023-11-19 07:53:54,313 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:53:54,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:53:54,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:53:54,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:53:54,324 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:54" (1/1) ... [2023-11-19 07:53:54,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:54" (1/1) ... [2023-11-19 07:53:54,330 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:54" (1/1) ... [2023-11-19 07:53:54,330 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:54" (1/1) ... [2023-11-19 07:53:54,348 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:54" (1/1) ... [2023-11-19 07:53:54,353 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:54" (1/1) ... [2023-11-19 07:53:54,359 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:54" (1/1) ... [2023-11-19 07:53:54,362 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:54" (1/1) ... [2023-11-19 07:53:54,371 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:53:54,372 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:53:54,372 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:53:54,372 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:53:54,373 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:54" (1/1) ... [2023-11-19 07:53:54,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:53:54,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:53:54,409 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:53:54,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:53:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:53:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:53:54,486 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:53:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:53:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:53:54,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:53:54,628 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:53:54,631 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:53:55,327 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:53:55,341 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:53:55,341 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:53:55,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:53:55 BoogieIcfgContainer [2023-11-19 07:53:55,351 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:53:55,357 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:53:55,358 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:53:55,362 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:53:55,362 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:53:53" (1/3) ... [2023-11-19 07:53:55,363 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f3e713c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:53:55, skipping insertion in model container [2023-11-19 07:53:55,363 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:54" (2/3) ... [2023-11-19 07:53:55,364 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f3e713c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:53:55, skipping insertion in model container [2023-11-19 07:53:55,364 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:53:55" (3/3) ... [2023-11-19 07:53:55,365 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-3.i [2023-11-19 07:53:55,387 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:53:55,387 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:53:55,447 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:53:55,455 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;@4063e139, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:53:55,455 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:53:55,460 INFO L276 IsEmpty]: Start isEmpty. Operand has 102 states, 71 states have (on average 1.5352112676056338) internal successors, (109), 72 states have internal predecessors, (109), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:53:55,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-19 07:53:55,481 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:53:55,482 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:53:55,482 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:53:55,488 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:53:55,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1044066306, now seen corresponding path program 1 times [2023-11-19 07:53:55,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:53:55,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898847044] [2023-11-19 07:53:55,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:55,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:53:55,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:55,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:53:55,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898847044] [2023-11-19 07:53:55,851 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-19 07:53:55,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1542736697] [2023-11-19 07:53:55,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:55,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:53:55,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:53:55,858 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:53:55,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:53:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:56,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:53:56,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:53:56,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2023-11-19 07:53:56,233 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:53:56,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1542736697] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:53:56,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:53:56,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:53:56,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757216945] [2023-11-19 07:53:56,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:53:56,244 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:53:56,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:53:56,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:53:56,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:53:56,290 INFO L87 Difference]: Start difference. First operand has 102 states, 71 states have (on average 1.5352112676056338) internal successors, (109), 72 states have internal predecessors, (109), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 07:53:56,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:53:56,330 INFO L93 Difference]: Finished difference Result 197 states and 352 transitions. [2023-11-19 07:53:56,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:53:56,332 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 181 [2023-11-19 07:53:56,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:53:56,342 INFO L225 Difference]: With dead ends: 197 [2023-11-19 07:53:56,342 INFO L226 Difference]: Without dead ends: 98 [2023-11-19 07:53:56,346 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 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 07:53:56,350 INFO L413 NwaCegarLoop]: 157 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, 157 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 07:53:56,351 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:53:56,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2023-11-19 07:53:56,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2023-11-19 07:53:56,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 68 states have (on average 1.4852941176470589) internal successors, (101), 68 states have internal predecessors, (101), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:53:56,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 157 transitions. [2023-11-19 07:53:56,411 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 157 transitions. Word has length 181 [2023-11-19 07:53:56,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:53:56,411 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 157 transitions. [2023-11-19 07:53:56,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 07:53:56,412 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 157 transitions. [2023-11-19 07:53:56,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-19 07:53:56,417 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:53:56,417 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:53:56,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:53:56,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 07:53:56,621 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:53:56,621 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:53:56,621 INFO L85 PathProgramCache]: Analyzing trace with hash -61835198, now seen corresponding path program 1 times [2023-11-19 07:53:56,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:53:56,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114728736] [2023-11-19 07:53:56,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:56,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:53:56,740 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:53:56,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1969627583] [2023-11-19 07:53:56,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:56,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:53:56,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:53:56,743 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:53:56,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 07:53:56,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:56,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:53:56,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:53:57,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 07:53:57,338 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:53:57,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:53:57,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114728736] [2023-11-19 07:53:57,342 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:53:57,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1969627583] [2023-11-19 07:53:57,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1969627583] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:53:57,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:53:57,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:53:57,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215601080] [2023-11-19 07:53:57,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:53:57,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:53:57,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:53:57,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:53:57,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:53:57,351 INFO L87 Difference]: Start difference. First operand 98 states and 157 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:53:57,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:53:57,476 INFO L93 Difference]: Finished difference Result 288 states and 465 transitions. [2023-11-19 07:53:57,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:53:57,481 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 181 [2023-11-19 07:53:57,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:53:57,494 INFO L225 Difference]: With dead ends: 288 [2023-11-19 07:53:57,494 INFO L226 Difference]: Without dead ends: 193 [2023-11-19 07:53:57,496 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:53:57,498 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 61 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:53:57,499 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 293 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:53:57,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2023-11-19 07:53:57,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 191. [2023-11-19 07:53:57,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 132 states have (on average 1.4696969696969697) internal successors, (194), 132 states have internal predecessors, (194), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-19 07:53:57,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 306 transitions. [2023-11-19 07:53:57,555 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 306 transitions. Word has length 181 [2023-11-19 07:53:57,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:53:57,556 INFO L495 AbstractCegarLoop]: Abstraction has 191 states and 306 transitions. [2023-11-19 07:53:57,557 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:53:57,557 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 306 transitions. [2023-11-19 07:53:57,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-19 07:53:57,561 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:53:57,562 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:53:57,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:53:57,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:53:57,784 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:53:57,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:53:57,785 INFO L85 PathProgramCache]: Analyzing trace with hash 969434937, now seen corresponding path program 1 times [2023-11-19 07:53:57,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:53:57,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965705605] [2023-11-19 07:53:57,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:57,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:53:57,881 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:53:57,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2145898284] [2023-11-19 07:53:57,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:57,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:53:57,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:53:57,893 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:53:57,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 07:53:58,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:58,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:53:58,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:53:58,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 07:53:58,144 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:53:58,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:53:58,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965705605] [2023-11-19 07:53:58,145 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:53:58,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2145898284] [2023-11-19 07:53:58,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2145898284] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:53:58,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:53:58,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:53:58,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140548499] [2023-11-19 07:53:58,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:53:58,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:53:58,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:53:58,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:53:58,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:53:58,149 INFO L87 Difference]: Start difference. First operand 191 states and 306 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:53:58,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:53:58,241 INFO L93 Difference]: Finished difference Result 563 states and 906 transitions. [2023-11-19 07:53:58,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:53:58,242 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 182 [2023-11-19 07:53:58,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:53:58,248 INFO L225 Difference]: With dead ends: 563 [2023-11-19 07:53:58,248 INFO L226 Difference]: Without dead ends: 375 [2023-11-19 07:53:58,250 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:53:58,252 INFO L413 NwaCegarLoop]: 289 mSDtfsCounter, 143 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:53:58,252 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 426 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:53:58,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2023-11-19 07:53:58,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 373. [2023-11-19 07:53:58,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 256 states have (on average 1.453125) internal successors, (372), 256 states have internal predecessors, (372), 112 states have call successors, (112), 4 states have call predecessors, (112), 4 states have return successors, (112), 112 states have call predecessors, (112), 112 states have call successors, (112) [2023-11-19 07:53:58,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 596 transitions. [2023-11-19 07:53:58,312 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 596 transitions. Word has length 182 [2023-11-19 07:53:58,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:53:58,313 INFO L495 AbstractCegarLoop]: Abstraction has 373 states and 596 transitions. [2023-11-19 07:53:58,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:53:58,314 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 596 transitions. [2023-11-19 07:53:58,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-19 07:53:58,317 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:53:58,318 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:53:58,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:53:58,518 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:53:58,518 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:53:58,519 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:53:58,519 INFO L85 PathProgramCache]: Analyzing trace with hash -65844077, now seen corresponding path program 1 times [2023-11-19 07:53:58,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:53:58,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903071823] [2023-11-19 07:53:58,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:58,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:53:58,571 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:53:58,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [305655724] [2023-11-19 07:53:58,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:58,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:53:58,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:53:58,574 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:53:58,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 07:53:58,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:58,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:53:58,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:53:58,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 07:53:58,810 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:53:58,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:53:58,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903071823] [2023-11-19 07:53:58,810 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:53:58,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [305655724] [2023-11-19 07:53:58,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [305655724] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:53:58,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:53:58,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:53:58,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092385169] [2023-11-19 07:53:58,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:53:58,813 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:53:58,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:53:58,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:53:58,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:53:58,815 INFO L87 Difference]: Start difference. First operand 373 states and 596 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:53:58,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:53:58,894 INFO L93 Difference]: Finished difference Result 857 states and 1358 transitions. [2023-11-19 07:53:58,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:53:58,895 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 182 [2023-11-19 07:53:58,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:53:58,905 INFO L225 Difference]: With dead ends: 857 [2023-11-19 07:53:58,905 INFO L226 Difference]: Without dead ends: 487 [2023-11-19 07:53:58,907 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:53:58,915 INFO L413 NwaCegarLoop]: 190 mSDtfsCounter, 41 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:53:58,918 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 328 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:53:58,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2023-11-19 07:53:59,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 409. [2023-11-19 07:53:59,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 409 states, 292 states have (on average 1.452054794520548) internal successors, (424), 292 states have internal predecessors, (424), 112 states have call successors, (112), 4 states have call predecessors, (112), 4 states have return successors, (112), 112 states have call predecessors, (112), 112 states have call successors, (112) [2023-11-19 07:53:59,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 648 transitions. [2023-11-19 07:53:59,006 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 648 transitions. Word has length 182 [2023-11-19 07:53:59,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:53:59,009 INFO L495 AbstractCegarLoop]: Abstraction has 409 states and 648 transitions. [2023-11-19 07:53:59,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:53:59,010 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 648 transitions. [2023-11-19 07:53:59,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-19 07:53:59,013 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:53:59,016 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:53:59,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:53:59,239 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:53:59,240 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:53:59,240 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:53:59,241 INFO L85 PathProgramCache]: Analyzing trace with hash 675789381, now seen corresponding path program 1 times [2023-11-19 07:53:59,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:53:59,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772947886] [2023-11-19 07:53:59,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:59,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:53:59,285 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:53:59,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [926106027] [2023-11-19 07:53:59,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:59,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:53:59,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:53:59,287 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:53:59,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 07:53:59,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:59,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 07:53:59,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:54:00,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 950 proven. 138 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2023-11-19 07:54:00,669 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:54:02,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 87 proven. 147 refuted. 0 times theorem prover too weak. 1278 trivial. 0 not checked. [2023-11-19 07:54:02,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:54:02,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772947886] [2023-11-19 07:54:02,474 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:54:02,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [926106027] [2023-11-19 07:54:02,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [926106027] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:54:02,475 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:54:02,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2023-11-19 07:54:02,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297027477] [2023-11-19 07:54:02,494 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:54:02,495 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-11-19 07:54:02,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:54:02,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-11-19 07:54:02,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=336, Unknown=0, NotChecked=0, Total=462 [2023-11-19 07:54:02,500 INFO L87 Difference]: Start difference. First operand 409 states and 648 transitions. Second operand has 22 states, 22 states have (on average 4.5) internal successors, (99), 22 states have internal predecessors, (99), 7 states have call successors, (49), 4 states have call predecessors, (49), 10 states have return successors, (50), 7 states have call predecessors, (50), 7 states have call successors, (50) [2023-11-19 07:54:03,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:54:03,620 INFO L93 Difference]: Finished difference Result 647 states and 1003 transitions. [2023-11-19 07:54:03,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-19 07:54:03,621 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 4.5) internal successors, (99), 22 states have internal predecessors, (99), 7 states have call successors, (49), 4 states have call predecessors, (49), 10 states have return successors, (50), 7 states have call predecessors, (50), 7 states have call successors, (50) Word has length 183 [2023-11-19 07:54:03,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:54:03,624 INFO L225 Difference]: With dead ends: 647 [2023-11-19 07:54:03,624 INFO L226 Difference]: Without dead ends: 241 [2023-11-19 07:54:03,626 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 382 GetRequests, 346 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=437, Invalid=969, Unknown=0, NotChecked=0, Total=1406 [2023-11-19 07:54:03,627 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 741 mSDsluCounter, 401 mSDsCounter, 0 mSdLazyCounter, 439 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 741 SdHoareTripleChecker+Valid, 509 SdHoareTripleChecker+Invalid, 670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-19 07:54:03,627 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [741 Valid, 509 Invalid, 670 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 439 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-19 07:54:03,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2023-11-19 07:54:03,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 233. [2023-11-19 07:54:03,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 168 states have (on average 1.3928571428571428) internal successors, (234), 168 states have internal predecessors, (234), 56 states have call successors, (56), 8 states have call predecessors, (56), 8 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-19 07:54:03,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 346 transitions. [2023-11-19 07:54:03,666 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 346 transitions. Word has length 183 [2023-11-19 07:54:03,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:54:03,667 INFO L495 AbstractCegarLoop]: Abstraction has 233 states and 346 transitions. [2023-11-19 07:54:03,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 4.5) internal successors, (99), 22 states have internal predecessors, (99), 7 states have call successors, (49), 4 states have call predecessors, (49), 10 states have return successors, (50), 7 states have call predecessors, (50), 7 states have call successors, (50) [2023-11-19 07:54:03,667 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 346 transitions. [2023-11-19 07:54:03,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-19 07:54:03,670 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:03,670 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:54:03,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:54:03,890 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:54:03,891 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:54:03,891 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:03,891 INFO L85 PathProgramCache]: Analyzing trace with hash -1188208599, now seen corresponding path program 1 times [2023-11-19 07:54:03,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:54:03,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325225747] [2023-11-19 07:54:03,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:03,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:54:03,950 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:54:03,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [605302140] [2023-11-19 07:54:03,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:03,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:54:03,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:54:03,952 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:54:03,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-19 07:54:04,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:04,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 07:54:04,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:54:05,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 528 proven. 0 refuted. 0 times theorem prover too weak. 984 trivial. 0 not checked. [2023-11-19 07:54:05,313 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:54:05,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:54:05,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325225747] [2023-11-19 07:54:05,313 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:54:05,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [605302140] [2023-11-19 07:54:05,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [605302140] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:54:05,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:54:05,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 07:54:05,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531702702] [2023-11-19 07:54:05,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:54:05,315 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:54:05,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:54:05,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:54:05,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:54:05,316 INFO L87 Difference]: Start difference. First operand 233 states and 346 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 6 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 07:54:05,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:54:05,969 INFO L93 Difference]: Finished difference Result 695 states and 1029 transitions. [2023-11-19 07:54:05,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 07:54:05,970 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 6 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 183 [2023-11-19 07:54:05,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:54:05,976 INFO L225 Difference]: With dead ends: 695 [2023-11-19 07:54:05,976 INFO L226 Difference]: Without dead ends: 465 [2023-11-19 07:54:05,977 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2023-11-19 07:54:05,978 INFO L413 NwaCegarLoop]: 161 mSDtfsCounter, 278 mSDsluCounter, 513 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 278 SdHoareTripleChecker+Valid, 674 SdHoareTripleChecker+Invalid, 385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-19 07:54:05,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [278 Valid, 674 Invalid, 385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-19 07:54:05,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2023-11-19 07:54:06,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 459. [2023-11-19 07:54:06,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 459 states, 330 states have (on average 1.3848484848484848) internal successors, (457), 330 states have internal predecessors, (457), 112 states have call successors, (112), 16 states have call predecessors, (112), 16 states have return successors, (112), 112 states have call predecessors, (112), 112 states have call successors, (112) [2023-11-19 07:54:06,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 459 states and 681 transitions. [2023-11-19 07:54:06,059 INFO L78 Accepts]: Start accepts. Automaton has 459 states and 681 transitions. Word has length 183 [2023-11-19 07:54:06,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:54:06,063 INFO L495 AbstractCegarLoop]: Abstraction has 459 states and 681 transitions. [2023-11-19 07:54:06,063 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 6 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 07:54:06,063 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 681 transitions. [2023-11-19 07:54:06,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-19 07:54:06,066 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:06,067 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:54:06,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-19 07:54:06,273 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-19 07:54:06,274 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:54:06,275 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:06,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1163983474, now seen corresponding path program 1 times [2023-11-19 07:54:06,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:54:06,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103920325] [2023-11-19 07:54:06,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:06,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:54:06,333 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:54:06,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1915057616] [2023-11-19 07:54:06,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:06,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:54:06,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:54:06,335 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:54:06,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-19 07:54:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:06,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 07:54:06,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:54:06,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 07:54:06,788 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:54:06,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:54:06,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103920325] [2023-11-19 07:54:06,788 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:54:06,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1915057616] [2023-11-19 07:54:06,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1915057616] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:54:06,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:54:06,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:54:06,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965735620] [2023-11-19 07:54:06,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:54:06,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:54:06,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:54:06,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:54:06,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:54:06,792 INFO L87 Difference]: Start difference. First operand 459 states and 681 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:54:07,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:54:07,041 INFO L93 Difference]: Finished difference Result 696 states and 1036 transitions. [2023-11-19 07:54:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:54:07,043 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 183 [2023-11-19 07:54:07,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:54:07,049 INFO L225 Difference]: With dead ends: 696 [2023-11-19 07:54:07,050 INFO L226 Difference]: Without dead ends: 580 [2023-11-19 07:54:07,051 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:54:07,052 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 63 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 520 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:54:07,052 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 520 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 07:54:07,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2023-11-19 07:54:07,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 574. [2023-11-19 07:54:07,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 574 states, 413 states have (on average 1.3922518159806296) internal successors, (575), 413 states have internal predecessors, (575), 140 states have call successors, (140), 20 states have call predecessors, (140), 20 states have return successors, (140), 140 states have call predecessors, (140), 140 states have call successors, (140) [2023-11-19 07:54:07,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 574 states and 855 transitions. [2023-11-19 07:54:07,143 INFO L78 Accepts]: Start accepts. Automaton has 574 states and 855 transitions. Word has length 183 [2023-11-19 07:54:07,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:54:07,143 INFO L495 AbstractCegarLoop]: Abstraction has 574 states and 855 transitions. [2023-11-19 07:54:07,144 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:54:07,144 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 855 transitions. [2023-11-19 07:54:07,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-19 07:54:07,148 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:07,148 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:54:07,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-19 07:54:07,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-19 07:54:07,364 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:54:07,365 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:07,365 INFO L85 PathProgramCache]: Analyzing trace with hash 1027540031, now seen corresponding path program 1 times [2023-11-19 07:54:07,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:54:07,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549338827] [2023-11-19 07:54:07,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:07,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:54:07,406 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:54:07,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1587402566] [2023-11-19 07:54:07,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:07,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:54:07,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:54:07,408 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:54:07,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-19 07:54:07,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:54:07,643 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:54:07,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:54:07,862 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:54:07,863 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:54:07,864 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:54:07,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-19 07:54:08,073 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:54:08,076 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:54:08,079 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:54:08,253 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-11-19 07:54:08,255 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated [2023-11-19 07:54:08,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:54:08 BoogieIcfgContainer [2023-11-19 07:54:08,297 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:54:08,298 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:54:08,298 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:54:08,298 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:54:08,298 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:53:55" (3/4) ... [2023-11-19 07:54:08,301 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:54:08,302 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:54:08,303 INFO L158 Benchmark]: Toolchain (without parser) took 14464.05ms. Allocated memory was 146.8MB in the beginning and 224.4MB in the end (delta: 77.6MB). Free memory was 118.6MB in the beginning and 164.4MB in the end (delta: -45.8MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2023-11-19 07:54:08,303 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 104.9MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:54:08,303 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.71ms. Allocated memory is still 146.8MB. Free memory was 117.6MB in the beginning and 102.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 07:54:08,304 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.09ms. Allocated memory is still 146.8MB. Free memory was 102.9MB in the beginning and 97.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:54:08,304 INFO L158 Benchmark]: Boogie Preprocessor took 57.42ms. Allocated memory is still 146.8MB. Free memory was 97.8MB in the beginning and 95.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:54:08,305 INFO L158 Benchmark]: RCFGBuilder took 981.74ms. Allocated memory is still 146.8MB. Free memory was 95.5MB in the beginning and 66.3MB in the end (delta: 29.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 07:54:08,306 INFO L158 Benchmark]: TraceAbstraction took 12939.71ms. Allocated memory was 146.8MB in the beginning and 224.4MB in the end (delta: 77.6MB). Free memory was 65.2MB in the beginning and 164.4MB in the end (delta: -99.2MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. [2023-11-19 07:54:08,306 INFO L158 Benchmark]: Witness Printer took 4.67ms. Allocated memory is still 224.4MB. Free memory is still 164.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:54:08,308 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 104.9MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.71ms. Allocated memory is still 146.8MB. Free memory was 117.6MB in the beginning and 102.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.09ms. Allocated memory is still 146.8MB. Free memory was 102.9MB in the beginning and 97.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.42ms. Allocated memory is still 146.8MB. Free memory was 97.8MB in the beginning and 95.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 981.74ms. Allocated memory is still 146.8MB. Free memory was 95.5MB in the beginning and 66.3MB in the end (delta: 29.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 12939.71ms. Allocated memory was 146.8MB in the beginning and 224.4MB in the end (delta: 77.6MB). Free memory was 65.2MB in the beginning and 164.4MB in the end (delta: -99.2MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. * Witness Printer took 4.67ms. Allocated memory is still 224.4MB. Free memory is still 164.4MB. 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~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short24 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 someBinaryDOUBLEComparisonOperation at line 168, overapproximation of someBinaryFLOATComparisonOperation at line 61, overapproximation of bitwiseOr at line 111. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -64; [L23] unsigned char var_1_3 = 1; [L24] signed char var_1_5 = -32; [L25] unsigned short int var_1_6 = 256; [L26] unsigned long int var_1_10 = 256; [L27] double var_1_12 = 8.2; [L28] signed char var_1_13 = 16; [L29] signed char var_1_14 = 10; [L30] double var_1_15 = 199.125; [L31] double var_1_16 = 9.4; [L32] double var_1_17 = 9999999999999.6; [L33] unsigned char var_1_20 = 32; [L34] unsigned char var_1_21 = 128; [L35] unsigned char var_1_22 = 64; [L36] unsigned long int var_1_23 = 64; [L37] unsigned long int var_1_24 = 5; [L38] unsigned short int var_1_25 = 2; [L39] unsigned short int var_1_26 = 1; [L40] unsigned short int var_1_27 = 64; [L41] signed long int var_1_28 = -4; [L42] unsigned long int var_1_29 = 10; [L43] unsigned char var_1_30 = 4; [L44] unsigned char var_1_31 = 16; [L45] signed long int var_1_32 = 8; [L46] float var_1_33 = 24.55; [L47] signed long int var_1_34 = 5; [L48] unsigned short int var_1_35 = 256; [L49] unsigned char var_1_36 = 0; [L50] unsigned long int last_1_var_1_10 = 256; [L51] unsigned char last_1_var_1_20 = 32; VAL [isInitial=0, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=1, var_1_5=-32, var_1_6=256] [L172] isInitial = 1 [L173] FCALL initially() [L174] COND TRUE 1 [L175] CALL updateLastVariables() [L164] last_1_var_1_10 = var_1_10 [L165] last_1_var_1_20 = var_1_20 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=1, var_1_5=-32, var_1_6=256] [L175] RET updateLastVariables() [L176] CALL updateVariables() [L119] var_1_3 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_5=-32, var_1_6=256] [L120] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_5=-32, var_1_6=256] [L121] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-32, var_1_6=256] [L121] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-32, var_1_6=256] [L122] var_1_5 = __VERIFIER_nondet_char() [L123] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L123] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L124] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L124] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L125] var_1_13 = __VERIFIER_nondet_char() [L126] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L126] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L127] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L127] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L128] var_1_14 = __VERIFIER_nondet_char() [L129] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L129] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L130] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L130] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L131] var_1_15 = __VERIFIER_nondet_double() [L132] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L132] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L133] CALL assume_abort_if_not(var_1_15 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L133] RET assume_abort_if_not(var_1_15 != 0.0F) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L134] var_1_16 = __VERIFIER_nondet_double() [L135] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L135] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L136] var_1_21 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L137] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L138] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L138] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L139] var_1_22 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L140] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L141] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L141] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L142] var_1_25 = __VERIFIER_nondet_ushort() [L143] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L143] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L144] CALL assume_abort_if_not(var_1_25 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L144] RET assume_abort_if_not(var_1_25 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=1, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L145] var_1_26 = __VERIFIER_nondet_ushort() [L146] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L146] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L147] CALL assume_abort_if_not(var_1_26 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L147] RET assume_abort_if_not(var_1_26 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=64, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L148] var_1_27 = __VERIFIER_nondet_ushort() [L149] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L149] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L150] CALL assume_abort_if_not(var_1_27 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L150] RET assume_abort_if_not(var_1_27 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=16, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L151] var_1_31 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L152] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L153] CALL assume_abort_if_not(var_1_31 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L153] RET assume_abort_if_not(var_1_31 <= 254) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=491/20, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L154] var_1_33 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_33 >= -922337.2036854776000e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854776000e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=4, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=4, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L155] RET assume_abort_if_not((var_1_33 >= -922337.2036854776000e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854776000e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=4, var_1_34=5, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L156] var_1_34 = __VERIFIER_nondet_long() [L157] CALL assume_abort_if_not(var_1_34 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=4, var_1_34=-2147483648, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=4, var_1_34=-2147483648, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L157] RET assume_abort_if_not(var_1_34 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=4, var_1_34=-2147483648, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L158] CALL assume_abort_if_not(var_1_34 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=4, var_1_34=-2147483648, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=4, var_1_34=-2147483648, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L158] RET assume_abort_if_not(var_1_34 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=4, var_1_34=-2147483648, var_1_35=256, var_1_36=0, var_1_3=0, var_1_5=-63, var_1_6=256] [L159] var_1_36 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=4, var_1_34=-2147483648, var_1_35=256, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=4, var_1_34=-2147483648, var_1_35=256, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L160] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=4, var_1_34=-2147483648, var_1_35=256, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L161] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=4, var_1_34=-2147483648, var_1_35=256, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=4, var_1_34=-2147483648, var_1_35=256, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L161] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=4, var_1_34=-2147483648, var_1_35=256, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L176] RET updateVariables() [L177] CALL step() [L55] COND FALSE !(var_1_25 >= ((((var_1_26) > (var_1_27)) ? (var_1_26) : (var_1_27)))) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=-4, var_1_29=10, var_1_30=4, var_1_31=0, var_1_32=8, var_1_33=4, var_1_34=-2147483648, var_1_35=256, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L58] var_1_28 = var_1_27 [L59] var_1_29 = var_1_26 [L60] var_1_30 = var_1_31 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=8, var_1_33=4, var_1_34=-2147483648, var_1_35=256, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L61] COND FALSE !(((((1.25f) < 0 ) ? -(1.25f) : (1.25f))) != var_1_33) [L68] var_1_32 = var_1_30 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=-2147483648, var_1_35=256, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L70] COND TRUE \read(var_1_36) [L71] var_1_35 = ((((var_1_30) > (((((128) < 0 ) ? -(128) : (128))))) ? (var_1_30) : (((((128) < 0 ) ? -(128) : (128)))))) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=-2147483648, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L73] COND FALSE !(\read(var_1_3)) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=-2147483648, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L78] signed long int stepLocal_2 = var_1_5 * var_1_13; VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=-8001, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=-2147483648, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L79] COND TRUE stepLocal_2 > last_1_var_1_10 [L80] var_1_20 = ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=-8001, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=135, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=-2147483648, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L82] COND TRUE (((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=-8001, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=135, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=-2147483648, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L83] COND FALSE !(\read(var_1_3)) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=-8001, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=135, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=-2147483648, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L87] unsigned char stepLocal_1 = var_1_17 <= var_1_17; VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-8001, var_1_10=256, var_1_12=41/5, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=135, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=-2147483648, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L88] COND FALSE !(stepLocal_1 || var_1_3) [L93] var_1_12 = var_1_16 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-8001, var_1_10=256, var_1_12=3, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=135, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=-2147483648, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L95] COND FALSE !(99999.8f < var_1_17) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-8001, var_1_10=256, var_1_12=3, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=135, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=-2147483648, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L106] COND FALSE !((var_1_17 + var_1_12) <= var_1_17) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-8001, var_1_10=256, var_1_12=3, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=135, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=-2147483648, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L111] EXPR var_1_6 ^ var_1_20 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-8001, var_1_10=256, var_1_12=3, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=135, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=-2147483648, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L111] unsigned long int stepLocal_0 = (var_1_6 ^ var_1_20) + var_1_23; [L112] COND FALSE !(var_1_20 <= stepLocal_0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=134, stepLocal_1=0, stepLocal_2=-8001, var_1_10=256, var_1_12=3, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=135, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=-2147483648, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L177] RET step() [L178] CALL, EXPR property() [L168] EXPR (((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=3, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=135, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=-2147483648, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L168-L169] return (((((((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1)) && (((var_1_17 <= var_1_17) || var_1_3) ? (((var_1_17 / var_1_15) > 25.25) ? (var_1_12 == ((double) 128.5)) : 1) : (var_1_12 == ((double) var_1_16)))) && (((((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20) ? (var_1_3 ? (var_1_17 == ((double) 128.1)) : 1) : 1)) && (((var_1_5 * var_1_13) > last_1_var_1_10) ? (var_1_20 == ((unsigned char) ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))))) : 1)) && (((var_1_17 + var_1_12) <= var_1_17) ? ((var_1_6 >= var_1_6) ? (var_1_23 == ((unsigned long int) var_1_20)) : 1) : 1) ; [L178] RET, EXPR property() [L178] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=3, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=135, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=-2147483648, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=3, var_1_13=127, var_1_14=127, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=135, var_1_21=127, var_1_22=127, var_1_23=64, var_1_24=5, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=-2147483648, var_1_35=128, var_1_36=1, var_1_3=0, var_1_5=-63, var_1_6=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 102 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.7s, OverallIterations: 8, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1327 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1327 mSDsluCounter, 2907 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1693 mSDsCounter, 313 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 930 IncrementalHoareTripleChecker+Invalid, 1243 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 313 mSolverCounterUnsat, 1214 mSDtfsCounter, 930 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1472 GetRequests, 1421 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 308 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=574occurred in iteration=7, InterpolantAutomatonStates: 41, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 102 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 1640 NumberOfCodeBlocks, 1640 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1450 ConstructedInterpolants, 0 QuantifiedInterpolants, 7020 SizeOfPredicates, 22 NumberOfNonLiveVariables, 3042 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 8 InterpolantComputations, 6 PerfectInterpolantSequences, 11811/12096 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 07:54:08,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/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_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/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_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/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 fcab9d14a39efb8d0bba4b7e607a800a4978f63d5ac50f5af469476854f605eb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:54:11,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:54:11,276 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:54:11,282 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:54:11,283 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:54:11,310 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:54:11,311 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:54:11,312 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:54:11,313 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:54:11,313 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:54:11,315 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:54:11,315 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:54:11,316 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:54:11,317 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:54:11,317 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:54:11,318 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:54:11,319 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:54:11,319 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:54:11,320 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:54:11,320 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:54:11,321 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:54:11,321 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:54:11,322 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:54:11,322 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:54:11,323 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:54:11,323 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:54:11,324 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:54:11,324 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:54:11,325 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:54:11,325 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:54:11,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:54:11,326 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:54:11,327 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:54:11,327 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:54:11,328 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:54:11,328 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:54:11,329 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:54:11,329 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:54:11,329 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:54:11,330 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:54:11,330 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:54:11,331 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:54:11,331 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_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcab9d14a39efb8d0bba4b7e607a800a4978f63d5ac50f5af469476854f605eb [2023-11-19 07:54:11,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:54:11,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:54:11,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:54:11,787 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:54:11,788 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:54:11,789 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i [2023-11-19 07:54:15,233 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:54:15,553 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:54:15,554 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i [2023-11-19 07:54:15,566 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/data/95176c69c/01b31d04c6c641abbe9b9819823332e5/FLAG04523ab5f [2023-11-19 07:54:15,583 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/data/95176c69c/01b31d04c6c641abbe9b9819823332e5 [2023-11-19 07:54:15,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:54:15,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:54:15,589 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:54:15,589 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:54:15,595 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:54:15,596 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:54:15" (1/1) ... [2023-11-19 07:54:15,598 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26b7c12b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:15, skipping insertion in model container [2023-11-19 07:54:15,598 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:54:15" (1/1) ... [2023-11-19 07:54:15,638 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:54:15,863 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_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i[914,927] [2023-11-19 07:54:15,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:54:15,979 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:54:15,997 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_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-3.i[914,927] [2023-11-19 07:54:16,049 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:54:16,072 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:54:16,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:16 WrapperNode [2023-11-19 07:54:16,073 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:54:16,075 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:54:16,076 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:54:16,076 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:54:16,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:16" (1/1) ... [2023-11-19 07:54:16,123 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:16" (1/1) ... [2023-11-19 07:54:16,163 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2023-11-19 07:54:16,163 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:54:16,164 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:54:16,165 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:54:16,165 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:54:16,175 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:16" (1/1) ... [2023-11-19 07:54:16,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:16" (1/1) ... [2023-11-19 07:54:16,181 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:16" (1/1) ... [2023-11-19 07:54:16,182 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:16" (1/1) ... [2023-11-19 07:54:16,203 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:16" (1/1) ... [2023-11-19 07:54:16,219 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:16" (1/1) ... [2023-11-19 07:54:16,223 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:16" (1/1) ... [2023-11-19 07:54:16,225 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:16" (1/1) ... [2023-11-19 07:54:16,231 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:54:16,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:54:16,233 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:54:16,233 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:54:16,234 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:16" (1/1) ... [2023-11-19 07:54:16,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:54:16,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:54:16,276 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:54:16,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:54:16,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:54:16,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:54:16,323 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:54:16,323 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:54:16,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:54:16,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:54:16,430 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:54:16,433 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:54:25,866 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:54:25,876 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:54:25,883 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:54:25,887 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:54:25 BoogieIcfgContainer [2023-11-19 07:54:25,889 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:54:25,891 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:54:25,894 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:54:25,898 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:54:25,898 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:54:15" (1/3) ... [2023-11-19 07:54:25,899 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b8b76d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:54:25, skipping insertion in model container [2023-11-19 07:54:25,899 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:16" (2/3) ... [2023-11-19 07:54:25,901 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b8b76d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:54:25, skipping insertion in model container [2023-11-19 07:54:25,902 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:54:25" (3/3) ... [2023-11-19 07:54:25,905 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-3.i [2023-11-19 07:54:25,925 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:54:25,925 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:54:26,021 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:54:26,031 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;@66b4f63e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:54:26,032 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:54:26,038 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 55 states have internal predecessors, (78), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:54:26,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-19 07:54:26,074 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:26,075 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:54:26,078 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:54:26,086 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:26,086 INFO L85 PathProgramCache]: Analyzing trace with hash -1239711294, now seen corresponding path program 1 times [2023-11-19 07:54:26,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:54:26,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2072118895] [2023-11-19 07:54:26,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:26,108 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 07:54:26,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:54:26,112 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/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 07:54:26,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/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 07:54:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:27,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:54:27,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:54:27,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2023-11-19 07:54:27,672 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:54:27,673 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:54:27,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2072118895] [2023-11-19 07:54:27,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2072118895] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:54:27,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:54:27,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:54:27,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387993295] [2023-11-19 07:54:27,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:54:27,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:54:27,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:54:27,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:54:27,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:54:27,743 INFO L87 Difference]: Start difference. First operand has 85 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 55 states have internal predecessors, (78), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 07:54:27,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:54:27,822 INFO L93 Difference]: Finished difference Result 163 states and 290 transitions. [2023-11-19 07:54:27,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:54:27,825 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 178 [2023-11-19 07:54:27,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:54:27,837 INFO L225 Difference]: With dead ends: 163 [2023-11-19 07:54:27,837 INFO L226 Difference]: Without dead ends: 81 [2023-11-19 07:54:27,843 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 177 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 07:54:27,849 INFO L413 NwaCegarLoop]: 126 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, 126 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 07:54:27,851 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:54:27,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-19 07:54:27,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-19 07:54:27,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 51 states have (on average 1.3725490196078431) internal successors, (70), 51 states have internal predecessors, (70), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:54:27,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 126 transitions. [2023-11-19 07:54:27,923 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 126 transitions. Word has length 178 [2023-11-19 07:54:27,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:54:27,923 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 126 transitions. [2023-11-19 07:54:27,924 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 07:54:27,925 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 126 transitions. [2023-11-19 07:54:27,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-19 07:54:27,943 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:27,943 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:54:27,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/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)] Forceful destruction successful, exit code 0 [2023-11-19 07:54:28,152 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/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 07:54:28,152 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:54:28,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:28,153 INFO L85 PathProgramCache]: Analyzing trace with hash 1045848062, now seen corresponding path program 1 times [2023-11-19 07:54:28,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:54:28,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1685828379] [2023-11-19 07:54:28,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:28,155 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 07:54:28,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:54:28,156 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/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 07:54:28,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa0c9fdc-4dd2-439f-87a4-d39a3fa5993b/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 07:54:29,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:29,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 07:54:29,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:54:32,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 07:54:32,953 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:54:32,953 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:54:32,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1685828379] [2023-11-19 07:54:32,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1685828379] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:54:32,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:54:32,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:54:32,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967641753] [2023-11-19 07:54:32,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:54:32,957 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:54:32,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:54:32,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:54:32,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:54:32,960 INFO L87 Difference]: Start difference. First operand 81 states and 126 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:54:35,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:54:37,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:54:40,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:54:42,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:54:45,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:54:47,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers []