./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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 34e373e2d0377a96da4417e64272a03c4d11bcbb2fc79dad14cabbe84b3959dd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:34:40,725 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:34:40,818 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:34:40,824 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:34:40,825 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:34:40,875 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:34:40,877 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:34:40,878 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:34:40,879 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:34:40,884 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:34:40,885 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:34:40,886 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:34:40,886 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:34:40,888 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:34:40,889 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:34:40,889 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:34:40,890 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:34:40,890 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:34:40,891 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:34:40,891 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:34:40,892 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:34:40,892 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:34:40,893 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:34:40,893 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:34:40,894 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:34:40,895 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:34:40,895 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:34:40,896 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:34:40,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:34:40,897 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:34:40,898 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:34:40,907 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:34:40,907 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:34:40,907 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:34:40,908 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:34:40,908 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:34:40,908 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:34:40,908 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:34:40,908 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:34:40,909 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_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34e373e2d0377a96da4417e64272a03c4d11bcbb2fc79dad14cabbe84b3959dd [2023-11-19 07:34:41,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:34:41,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:34:41,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:34:41,253 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:34:41,254 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:34:41,255 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i [2023-11-19 07:34:44,374 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:34:44,626 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:34:44,627 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i [2023-11-19 07:34:44,648 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/data/c2c0d3900/70a73531bde44c9c85c9a04fc935a8ef/FLAG95ae40a46 [2023-11-19 07:34:44,665 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/data/c2c0d3900/70a73531bde44c9c85c9a04fc935a8ef [2023-11-19 07:34:44,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:34:44,669 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:34:44,671 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:34:44,671 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:34:44,677 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:34:44,678 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:34:44" (1/1) ... [2023-11-19 07:34:44,679 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48bae41b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:44, skipping insertion in model container [2023-11-19 07:34:44,680 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:34:44" (1/1) ... [2023-11-19 07:34:44,719 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:34:44,873 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_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i[916,929] [2023-11-19 07:34:44,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:34:44,972 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:34:44,983 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_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i[916,929] [2023-11-19 07:34:45,017 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:34:45,036 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:34:45,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:45 WrapperNode [2023-11-19 07:34:45,036 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:34:45,037 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:34:45,037 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:34:45,038 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:34:45,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:45" (1/1) ... [2023-11-19 07:34:45,056 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:45" (1/1) ... [2023-11-19 07:34:45,100 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2023-11-19 07:34:45,101 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:34:45,101 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:34:45,102 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:34:45,102 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:34:45,113 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:45" (1/1) ... [2023-11-19 07:34:45,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:45" (1/1) ... [2023-11-19 07:34:45,117 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:45" (1/1) ... [2023-11-19 07:34:45,118 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:45" (1/1) ... [2023-11-19 07:34:45,136 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:45" (1/1) ... [2023-11-19 07:34:45,141 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:45" (1/1) ... [2023-11-19 07:34:45,155 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:45" (1/1) ... [2023-11-19 07:34:45,157 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:45" (1/1) ... [2023-11-19 07:34:45,162 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:34:45,163 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:34:45,163 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:34:45,163 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:34:45,164 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:45" (1/1) ... [2023-11-19 07:34:45,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:34:45,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:34:45,244 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:34:45,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:34:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:34:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:34:45,344 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:34:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:34:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:34:45,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:34:45,482 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:34:45,486 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:34:45,885 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:34:45,895 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:34:45,895 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:34:45,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:34:45 BoogieIcfgContainer [2023-11-19 07:34:45,900 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:34:45,903 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:34:45,903 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:34:45,906 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:34:45,907 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:34:44" (1/3) ... [2023-11-19 07:34:45,907 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b33d53b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:34:45, skipping insertion in model container [2023-11-19 07:34:45,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:45" (2/3) ... [2023-11-19 07:34:45,908 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b33d53b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:34:45, skipping insertion in model container [2023-11-19 07:34:45,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:34:45" (3/3) ... [2023-11-19 07:34:45,909 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-1.i [2023-11-19 07:34:45,930 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:34:45,930 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:34:45,987 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:34:45,995 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;@568f78a, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:34:45,995 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:34:46,000 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 50 states have (on average 1.3) internal successors, (65), 51 states have internal predecessors, (65), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-19 07:34:46,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-19 07:34:46,020 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:34:46,021 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:34:46,022 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:34:46,028 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:34:46,028 INFO L85 PathProgramCache]: Analyzing trace with hash -344187948, now seen corresponding path program 1 times [2023-11-19 07:34:46,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:34:46,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434655943] [2023-11-19 07:34:46,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:46,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:34:46,312 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:34:46,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1794446363] [2023-11-19 07:34:46,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:46,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:34:46,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:34:46,315 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:34:46,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:34:46,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:34:46,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:34:46,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:34:46,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-19 07:34:46,822 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:34:46,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:34:46,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434655943] [2023-11-19 07:34:46,823 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:34:46,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1794446363] [2023-11-19 07:34:46,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1794446363] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:34:46,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:34:46,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:34:46,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157330110] [2023-11-19 07:34:46,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:34:46,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:34:46,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:34:46,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:34:46,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:34:46,873 INFO L87 Difference]: Start difference. First operand has 88 states, 50 states have (on average 1.3) internal successors, (65), 51 states have internal predecessors, (65), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 07:34:46,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:34:46,976 INFO L93 Difference]: Finished difference Result 208 states and 371 transitions. [2023-11-19 07:34:46,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:34:46,993 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 214 [2023-11-19 07:34:46,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:34:47,007 INFO L225 Difference]: With dead ends: 208 [2023-11-19 07:34:47,007 INFO L226 Difference]: Without dead ends: 123 [2023-11-19 07:34:47,020 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 212 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 07:34:47,027 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 55 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 240 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:34:47,030 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 240 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:34:47,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-11-19 07:34:47,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 120. [2023-11-19 07:34:47,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 68 states have (on average 1.1911764705882353) internal successors, (81), 69 states have internal predecessors, (81), 49 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-19 07:34:47,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 179 transitions. [2023-11-19 07:34:47,146 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 179 transitions. Word has length 214 [2023-11-19 07:34:47,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:34:47,151 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 179 transitions. [2023-11-19 07:34:47,152 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 07:34:47,152 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 179 transitions. [2023-11-19 07:34:47,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-19 07:34:47,158 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:34:47,159 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:34:47,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:34:47,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 07:34:47,360 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:34:47,361 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:34:47,361 INFO L85 PathProgramCache]: Analyzing trace with hash -1077997001, now seen corresponding path program 1 times [2023-11-19 07:34:47,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:34:47,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434382546] [2023-11-19 07:34:47,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:47,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:34:47,526 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:34:47,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [155794481] [2023-11-19 07:34:47,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:47,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:34:47,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:34:47,534 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:34:47,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 07:34:47,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:34:47,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 07:34:47,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:34:48,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1572 proven. 96 refuted. 0 times theorem prover too weak. 712 trivial. 0 not checked. [2023-11-19 07:34:48,323 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:34:48,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 102 proven. 99 refuted. 0 times theorem prover too weak. 2179 trivial. 0 not checked. [2023-11-19 07:34:48,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:34:48,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434382546] [2023-11-19 07:34:48,763 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:34:48,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [155794481] [2023-11-19 07:34:48,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [155794481] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:34:48,764 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:34:48,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2023-11-19 07:34:48,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83136299] [2023-11-19 07:34:48,765 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:34:48,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-19 07:34:48,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:34:48,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-19 07:34:48,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=173, Unknown=0, NotChecked=0, Total=240 [2023-11-19 07:34:48,770 INFO L87 Difference]: Start difference. First operand 120 states and 179 transitions. Second operand has 16 states, 16 states have (on average 5.375) internal successors, (86), 16 states have internal predecessors, (86), 5 states have call successors, (59), 3 states have call predecessors, (59), 7 states have return successors, (60), 5 states have call predecessors, (60), 5 states have call successors, (60) [2023-11-19 07:34:49,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:34:49,456 INFO L93 Difference]: Finished difference Result 259 states and 373 transitions. [2023-11-19 07:34:49,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-19 07:34:49,457 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.375) internal successors, (86), 16 states have internal predecessors, (86), 5 states have call successors, (59), 3 states have call predecessors, (59), 7 states have return successors, (60), 5 states have call predecessors, (60), 5 states have call successors, (60) Word has length 215 [2023-11-19 07:34:49,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:34:49,463 INFO L225 Difference]: With dead ends: 259 [2023-11-19 07:34:49,463 INFO L226 Difference]: Without dead ends: 142 [2023-11-19 07:34:49,465 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 435 GetRequests, 414 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=157, Invalid=349, Unknown=0, NotChecked=0, Total=506 [2023-11-19 07:34:49,467 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 157 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 423 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-19 07:34:49,468 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 316 Invalid, 528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 423 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-19 07:34:49,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2023-11-19 07:34:49,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 136. [2023-11-19 07:34:49,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 80 states have (on average 1.15) internal successors, (92), 81 states have internal predecessors, (92), 49 states have call successors, (49), 6 states have call predecessors, (49), 6 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-19 07:34:49,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 190 transitions. [2023-11-19 07:34:49,525 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 190 transitions. Word has length 215 [2023-11-19 07:34:49,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:34:49,527 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 190 transitions. [2023-11-19 07:34:49,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.375) internal successors, (86), 16 states have internal predecessors, (86), 5 states have call successors, (59), 3 states have call predecessors, (59), 7 states have return successors, (60), 5 states have call predecessors, (60), 5 states have call successors, (60) [2023-11-19 07:34:49,528 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 190 transitions. [2023-11-19 07:34:49,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-19 07:34:49,533 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:34:49,533 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:34:49,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:34:49,757 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:34:49,757 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:34:49,758 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:34:49,758 INFO L85 PathProgramCache]: Analyzing trace with hash -710413587, now seen corresponding path program 1 times [2023-11-19 07:34:49,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:34:49,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726457925] [2023-11-19 07:34:49,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:49,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:34:49,814 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:34:49,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1510563748] [2023-11-19 07:34:49,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:49,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:34:49,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:34:49,816 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:34:49,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 07:34:50,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:34:50,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 07:34:50,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:34:50,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-19 07:34:50,066 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:34:50,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:34:50,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726457925] [2023-11-19 07:34:50,067 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:34:50,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1510563748] [2023-11-19 07:34:50,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1510563748] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:34:50,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:34:50,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:34:50,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820400819] [2023-11-19 07:34:50,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:34:50,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:34:50,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:34:50,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:34:50,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:34:50,072 INFO L87 Difference]: Start difference. First operand 136 states and 190 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 07:34:50,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:34:50,137 INFO L93 Difference]: Finished difference Result 291 states and 403 transitions. [2023-11-19 07:34:50,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:34:50,138 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 215 [2023-11-19 07:34:50,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:34:50,141 INFO L225 Difference]: With dead ends: 291 [2023-11-19 07:34:50,142 INFO L226 Difference]: Without dead ends: 158 [2023-11-19 07:34:50,143 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:34:50,145 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 30 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 361 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:34:50,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 361 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:34:50,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2023-11-19 07:34:50,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 138. [2023-11-19 07:34:50,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 82 states have (on average 1.146341463414634) internal successors, (94), 83 states have internal predecessors, (94), 49 states have call successors, (49), 6 states have call predecessors, (49), 6 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-19 07:34:50,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 192 transitions. [2023-11-19 07:34:50,179 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 192 transitions. Word has length 215 [2023-11-19 07:34:50,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:34:50,181 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 192 transitions. [2023-11-19 07:34:50,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 07:34:50,182 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 192 transitions. [2023-11-19 07:34:50,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-19 07:34:50,186 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:34:50,186 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:34:50,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:34:50,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:34:50,410 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:34:50,410 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:34:50,410 INFO L85 PathProgramCache]: Analyzing trace with hash 98933039, now seen corresponding path program 1 times [2023-11-19 07:34:50,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:34:50,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562233825] [2023-11-19 07:34:50,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:50,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:34:50,478 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:34:50,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1604286124] [2023-11-19 07:34:50,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:34:50,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:34:50,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:34:50,481 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:34:50,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 07:34:50,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:34:50,715 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:34:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:34:50,987 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:34:50,988 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:34:50,989 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:34:51,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:34:51,205 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:34:51,210 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-19 07:34:51,215 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:34:51,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:34:51 BoogieIcfgContainer [2023-11-19 07:34:51,449 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:34:51,450 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:34:51,450 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:34:51,450 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:34:51,451 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:34:45" (3/4) ... [2023-11-19 07:34:51,454 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:34:51,455 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:34:51,456 INFO L158 Benchmark]: Toolchain (without parser) took 6786.54ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 120.5MB in the beginning and 132.2MB in the end (delta: -11.7MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2023-11-19 07:34:51,456 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 125.8MB. Free memory was 97.4MB in the beginning and 97.3MB in the end (delta: 73.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:34:51,457 INFO L158 Benchmark]: CACSL2BoogieTranslator took 365.49ms. Allocated memory is still 151.0MB. Free memory was 119.9MB in the beginning and 106.0MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 07:34:51,457 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.55ms. Allocated memory is still 151.0MB. Free memory was 106.0MB in the beginning and 103.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:34:51,458 INFO L158 Benchmark]: Boogie Preprocessor took 60.29ms. Allocated memory is still 151.0MB. Free memory was 103.3MB in the beginning and 101.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:34:51,458 INFO L158 Benchmark]: RCFGBuilder took 737.49ms. Allocated memory is still 151.0MB. Free memory was 101.8MB in the beginning and 99.8MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:34:51,459 INFO L158 Benchmark]: TraceAbstraction took 5546.46ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 98.9MB in the beginning and 132.2MB in the end (delta: -33.3MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. [2023-11-19 07:34:51,459 INFO L158 Benchmark]: Witness Printer took 5.37ms. Allocated memory is still 182.5MB. Free memory is still 132.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:34:51,462 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 125.8MB. Free memory was 97.4MB in the beginning and 97.3MB in the end (delta: 73.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 365.49ms. Allocated memory is still 151.0MB. Free memory was 119.9MB in the beginning and 106.0MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.55ms. Allocated memory is still 151.0MB. Free memory was 106.0MB in the beginning and 103.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.29ms. Allocated memory is still 151.0MB. Free memory was 103.3MB in the beginning and 101.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 737.49ms. Allocated memory is still 151.0MB. Free memory was 101.8MB in the beginning and 99.8MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * TraceAbstraction took 5546.46ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 98.9MB in the beginning and 132.2MB in the end (delta: -33.3MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. * Witness Printer took 5.37ms. Allocated memory is still 182.5MB. Free memory is still 132.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 158, overapproximation of someBinaryFLOATComparisonOperation at line 158, overapproximation of someBinaryArithmeticFLOAToperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 64; [L23] unsigned long int var_1_2 = 256; [L24] unsigned long int var_1_3 = 0; [L25] unsigned long int var_1_4 = 8; [L26] signed short int var_1_5 = 50; [L27] double var_1_6 = 31.5; [L28] signed short int var_1_7 = 128; [L29] signed short int var_1_8 = 64; [L30] double var_1_9 = 1000000000.25; [L31] float var_1_10 = 1.1; [L32] float var_1_11 = 8.75; [L33] float var_1_12 = 63.8; [L34] unsigned char var_1_13 = 1; [L35] float var_1_14 = 127.5; [L36] signed char var_1_15 = -2; [L37] signed char var_1_16 = 1; [L38] signed char var_1_17 = 1; [L39] signed char var_1_18 = 1; [L40] signed char var_1_19 = -2; [L41] signed char var_1_20 = 16; [L42] signed char var_1_21 = 2; [L43] signed char var_1_22 = 8; [L44] unsigned char var_1_23 = 0; [L45] unsigned char var_1_24 = 0; [L46] unsigned char var_1_25 = 0; [L47] unsigned char var_1_26 = 0; [L48] unsigned char var_1_27 = 32; VAL [isInitial=0, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_2=256, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L162] isInitial = 1 [L163] FCALL initially() [L164] COND TRUE 1 [L165] FCALL updateLastVariables() [L166] CALL updateVariables() [L100] var_1_2 = __VERIFIER_nondet_ulong() [L101] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L101] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L102] CALL assume_abort_if_not(var_1_2 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L102] RET assume_abort_if_not(var_1_2 <= 4294967295) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L103] var_1_3 = __VERIFIER_nondet_ulong() [L104] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L104] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L105] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L105] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L106] var_1_4 = __VERIFIER_nondet_ulong() [L107] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L107] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L108] CALL assume_abort_if_not(var_1_4 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L108] RET assume_abort_if_not(var_1_4 <= 4294967295) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L109] var_1_5 = __VERIFIER_nondet_short() [L110] CALL assume_abort_if_not(var_1_5 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L110] RET assume_abort_if_not(var_1_5 >= -16383) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L111] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L111] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L112] var_1_7 = __VERIFIER_nondet_short() [L113] CALL assume_abort_if_not(var_1_7 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=64, var_1_9=4000000001/4] [L113] RET assume_abort_if_not(var_1_7 >= -1) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=64, var_1_9=4000000001/4] [L114] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=64, var_1_9=4000000001/4] [L114] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=64, var_1_9=4000000001/4] [L115] var_1_8 = __VERIFIER_nondet_short() [L116] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=4000000001/4] [L116] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=4000000001/4] [L117] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=4000000001/4] [L117] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=4000000001/4] [L118] var_1_9 = __VERIFIER_nondet_double() [L119] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L119] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L120] var_1_11 = __VERIFIER_nondet_float() [L121] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L121] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L122] var_1_13 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L123] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L124] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L124] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L125] var_1_14 = __VERIFIER_nondet_float() [L126] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L126] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L127] var_1_16 = __VERIFIER_nondet_char() [L128] CALL assume_abort_if_not(var_1_16 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L128] RET assume_abort_if_not(var_1_16 >= -1) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L129] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L129] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L130] var_1_17 = __VERIFIER_nondet_char() [L131] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L131] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L132] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L132] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L133] var_1_19 = __VERIFIER_nondet_char() [L134] CALL assume_abort_if_not(var_1_19 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L134] RET assume_abort_if_not(var_1_19 >= -63) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L135] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L135] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L136] var_1_20 = __VERIFIER_nondet_char() [L137] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L137] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L138] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L138] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L139] var_1_21 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L140] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L141] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L141] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L142] var_1_22 = __VERIFIER_nondet_char() [L143] CALL assume_abort_if_not(var_1_22 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L143] RET assume_abort_if_not(var_1_22 >= -63) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L144] CALL assume_abort_if_not(var_1_22 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L144] RET assume_abort_if_not(var_1_22 <= 63) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L145] var_1_24 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L146] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L147] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L147] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L148] var_1_25 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L149] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L150] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L150] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L151] var_1_26 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L152] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L153] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L153] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L166] RET updateVariables() [L167] CALL step() [L52] signed short int stepLocal_1 = var_1_5; [L53] unsigned long int stepLocal_0 = var_1_4; VAL [isInitial=1, stepLocal_0=2, stepLocal_1=16383, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L54] COND TRUE (var_1_2 + var_1_3) <= stepLocal_0 [L55] var_1_1 = (128 + var_1_5) VAL [isInitial=1, stepLocal_0=2, stepLocal_1=16383, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=16511, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=63/2, var_1_7=16384, var_1_8=0, var_1_9=2] [L63] COND TRUE var_1_5 < (var_1_7 - var_1_8) [L64] var_1_6 = var_1_9 VAL [isInitial=1, stepLocal_0=2, stepLocal_1=16383, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=16511, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=2, var_1_7=16384, var_1_8=0, var_1_9=2] [L66] unsigned long int stepLocal_2 = var_1_3; VAL [isInitial=1, stepLocal_0=2, stepLocal_1=16383, stepLocal_2=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=16511, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=2, var_1_7=16384, var_1_8=0, var_1_9=2] [L67] COND TRUE var_1_4 > stepLocal_2 [L68] var_1_10 = (1.00000000000009E13f - var_1_11) VAL [isInitial=1, stepLocal_0=2, stepLocal_1=16383, stepLocal_2=1, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=16511, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=2, var_1_7=16384, var_1_8=0, var_1_9=2] [L72] unsigned char stepLocal_4 = var_1_5 >= var_1_2; [L73] signed long int stepLocal_3 = 1; VAL [isInitial=1, stepLocal_0=2, stepLocal_1=16383, stepLocal_2=1, stepLocal_3=1, stepLocal_4=1, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=16511, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=2, var_1_7=16384, var_1_8=0, var_1_9=2] [L74] COND FALSE !(var_1_13 && stepLocal_4) VAL [isInitial=1, stepLocal_0=2, stepLocal_1=16383, stepLocal_2=1, stepLocal_3=1, stepLocal_4=1, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=16511, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=2, var_1_7=16384, var_1_8=0, var_1_9=2] [L77] COND TRUE stepLocal_3 >= var_1_2 [L78] var_1_12 = var_1_11 VAL [isInitial=1, stepLocal_0=2, stepLocal_1=16383, stepLocal_2=1, stepLocal_3=1, stepLocal_4=1, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=16511, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=2, var_1_7=16384, var_1_8=0, var_1_9=2] [L83] var_1_15 = (var_1_16 - var_1_17) VAL [isInitial=1, stepLocal_0=2, stepLocal_1=16383, stepLocal_2=1, stepLocal_3=1, stepLocal_4=1, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=4, var_1_15=0, var_1_16=126, var_1_17=126, var_1_18=1, var_1_19=-63, var_1_1=16511, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=2, var_1_7=16384, var_1_8=0, var_1_9=2] [L84] COND TRUE ((((var_1_3) < (var_1_2)) ? (var_1_3) : (var_1_2))) < 25u [L85] var_1_18 = (((((var_1_19) > ((var_1_20 - var_1_21))) ? (var_1_19) : ((var_1_20 - var_1_21)))) + (((((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) < 0 ) ? -((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) : ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))))) VAL [isInitial=1, stepLocal_0=2, stepLocal_1=16383, stepLocal_2=1, stepLocal_3=1, stepLocal_4=1, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=4, var_1_15=0, var_1_16=126, var_1_17=126, var_1_18=23, var_1_19=-63, var_1_1=16511, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=2, var_1_7=16384, var_1_8=0, var_1_9=2] [L87] signed short int stepLocal_5 = var_1_8; VAL [isInitial=1, stepLocal_0=2, stepLocal_1=16383, stepLocal_2=1, stepLocal_3=1, stepLocal_4=1, stepLocal_5=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=4, var_1_15=0, var_1_16=126, var_1_17=126, var_1_18=23, var_1_19=-63, var_1_1=16511, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=2, var_1_7=16384, var_1_8=0, var_1_9=2] [L88] COND FALSE !(\read(var_1_13)) VAL [isInitial=1, stepLocal_0=2, stepLocal_1=16383, stepLocal_2=1, stepLocal_3=1, stepLocal_4=1, stepLocal_5=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=4, var_1_15=0, var_1_16=126, var_1_17=126, var_1_18=23, var_1_19=-63, var_1_1=16511, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=2, var_1_7=16384, var_1_8=0, var_1_9=2] [L97] var_1_27 = var_1_21 VAL [isInitial=1, stepLocal_0=2, stepLocal_1=16383, stepLocal_2=1, stepLocal_3=1, stepLocal_4=1, stepLocal_5=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=4, var_1_15=0, var_1_16=126, var_1_17=126, var_1_18=23, var_1_19=-63, var_1_1=16511, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=31, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=2, var_1_7=16384, var_1_8=0, var_1_9=2] [L167] RET step() [L168] CALL, EXPR property() [L158-L159] return (((((((((var_1_2 + var_1_3) <= var_1_4) ? (var_1_1 == ((signed short int) (128 + var_1_5))) : ((var_1_5 >= (var_1_4 * var_1_3)) ? (var_1_1 == ((signed short int) var_1_5)) : (var_1_1 == ((signed short int) 1)))) && ((var_1_5 < (var_1_7 - var_1_8)) ? (var_1_6 == ((double) var_1_9)) : 1)) && ((var_1_4 > var_1_3) ? (var_1_10 == ((float) (1.00000000000009E13f - var_1_11))) : (var_1_10 == ((float) 9.75f)))) && ((var_1_13 && (var_1_5 >= var_1_2)) ? (var_1_12 == ((float) var_1_11)) : ((1 >= var_1_2) ? (var_1_12 == ((float) var_1_11)) : (var_1_12 == ((float) var_1_14))))) && (var_1_15 == ((signed char) (var_1_16 - var_1_17)))) && ((((((var_1_3) < (var_1_2)) ? (var_1_3) : (var_1_2))) < 25u) ? (var_1_18 == ((signed char) (((((var_1_19) > ((var_1_20 - var_1_21))) ? (var_1_19) : ((var_1_20 - var_1_21)))) + (((((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) < 0 ) ? -((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) : ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))))))) : 1)) && (var_1_13 ? (((~ var_1_21) > var_1_8) ? (var_1_23 == ((unsigned char) (var_1_24 && (! var_1_25)))) : (var_1_24 ? (var_1_23 == ((unsigned char) ((! var_1_25) || var_1_26))) : 1)) : 1)) && (var_1_27 == ((unsigned char) var_1_21)) ; VAL [\result=0, isInitial=1, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=4, var_1_15=0, var_1_16=126, var_1_17=126, var_1_18=23, var_1_19=-63, var_1_1=16511, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=31, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=2, var_1_7=16384, var_1_8=0, var_1_9=2] [L168] RET, EXPR property() [L168] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=4, var_1_15=0, var_1_16=126, var_1_17=126, var_1_18=23, var_1_19=-63, var_1_1=16511, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=31, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=2, var_1_7=16384, var_1_8=0, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=4, var_1_15=0, var_1_16=126, var_1_17=126, var_1_18=23, var_1_19=-63, var_1_1=16511, var_1_20=0, var_1_21=31, var_1_22=54, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=31, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=16383, var_1_6=2, var_1_7=16384, var_1_8=0, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 88 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.2s, OverallIterations: 4, TraceHistogramMax: 35, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 253 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 242 mSDsluCounter, 917 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 576 mSDsCounter, 107 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 446 IncrementalHoareTripleChecker+Invalid, 553 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 107 mSolverCounterUnsat, 341 mSDtfsCounter, 446 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 863 GetRequests, 838 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=138occurred in iteration=3, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 29 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 859 NumberOfCodeBlocks, 859 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 855 ConstructedInterpolants, 0 QuantifiedInterpolants, 1742 SizeOfPredicates, 10 NumberOfNonLiveVariables, 1484 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 9325/9520 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 07:34:51,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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 34e373e2d0377a96da4417e64272a03c4d11bcbb2fc79dad14cabbe84b3959dd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:34:54,509 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:34:54,663 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:34:54,672 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:34:54,674 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:34:54,724 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:34:54,725 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:34:54,726 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:34:54,727 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:34:54,733 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:34:54,734 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:34:54,735 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:34:54,735 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:34:54,738 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:34:54,738 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:34:54,739 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:34:54,740 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:34:54,740 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:34:54,741 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:34:54,741 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:34:54,742 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:34:54,742 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:34:54,743 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:34:54,744 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:34:54,744 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:34:54,745 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:34:54,745 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:34:54,746 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:34:54,746 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:34:54,747 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:34:54,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:34:54,749 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:34:54,749 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:34:54,750 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:34:54,750 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:34:54,751 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:34:54,751 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:34:54,751 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:34:54,751 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:34:54,753 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:34:54,753 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:34:54,754 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:34:54,754 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_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34e373e2d0377a96da4417e64272a03c4d11bcbb2fc79dad14cabbe84b3959dd [2023-11-19 07:34:55,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:34:55,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:34:55,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:34:55,283 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:34:55,283 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:34:55,285 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i [2023-11-19 07:34:58,620 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:34:59,009 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:34:59,010 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i [2023-11-19 07:34:59,024 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/data/3e79420cb/1db1c1b009c04942a8c00b169dd0928d/FLAG00edd2b52 [2023-11-19 07:34:59,043 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/data/3e79420cb/1db1c1b009c04942a8c00b169dd0928d [2023-11-19 07:34:59,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:34:59,048 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:34:59,050 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:34:59,051 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:34:59,058 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:34:59,059 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:34:59" (1/1) ... [2023-11-19 07:34:59,060 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@96435e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:59, skipping insertion in model container [2023-11-19 07:34:59,061 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:34:59" (1/1) ... [2023-11-19 07:34:59,110 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:34:59,294 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_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i[916,929] [2023-11-19 07:34:59,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:34:59,412 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:34:59,441 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_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i[916,929] [2023-11-19 07:34:59,520 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:34:59,554 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:34:59,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:59 WrapperNode [2023-11-19 07:34:59,555 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:34:59,556 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:34:59,557 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:34:59,558 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:34:59,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:59" (1/1) ... [2023-11-19 07:34:59,605 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:59" (1/1) ... [2023-11-19 07:34:59,688 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 183 [2023-11-19 07:34:59,689 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:34:59,690 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:34:59,690 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:34:59,691 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:34:59,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:59" (1/1) ... [2023-11-19 07:34:59,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:59" (1/1) ... [2023-11-19 07:34:59,708 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:59" (1/1) ... [2023-11-19 07:34:59,708 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:59" (1/1) ... [2023-11-19 07:34:59,721 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:59" (1/1) ... [2023-11-19 07:34:59,725 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:59" (1/1) ... [2023-11-19 07:34:59,729 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:59" (1/1) ... [2023-11-19 07:34:59,732 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:59" (1/1) ... [2023-11-19 07:34:59,738 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:34:59,740 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:34:59,740 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:34:59,740 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:34:59,741 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:59" (1/1) ... [2023-11-19 07:34:59,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:34:59,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:34:59,798 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:34:59,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:34:59,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:34:59,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:34:59,845 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:34:59,845 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:34:59,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:34:59,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:34:59,961 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:34:59,964 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:35:00,718 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:35:00,730 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:35:00,740 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:35:00,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:35:00 BoogieIcfgContainer [2023-11-19 07:35:00,749 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:35:00,752 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:35:00,753 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:35:00,757 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:35:00,758 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:34:59" (1/3) ... [2023-11-19 07:35:00,759 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@136fd095 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:35:00, skipping insertion in model container [2023-11-19 07:35:00,759 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:59" (2/3) ... [2023-11-19 07:35:00,759 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@136fd095 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:35:00, skipping insertion in model container [2023-11-19 07:35:00,760 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:35:00" (3/3) ... [2023-11-19 07:35:00,762 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-1.i [2023-11-19 07:35:00,787 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:35:00,787 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:35:00,868 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:35:00,876 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;@1726ea6a, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:35:00,877 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:35:00,884 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 50 states have (on average 1.3) internal successors, (65), 51 states have internal predecessors, (65), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-19 07:35:00,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-19 07:35:00,917 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:35:00,919 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:35:00,922 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:35:00,930 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:35:00,931 INFO L85 PathProgramCache]: Analyzing trace with hash -344187948, now seen corresponding path program 1 times [2023-11-19 07:35:00,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:35:00,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [842839154] [2023-11-19 07:35:00,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:00,983 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 07:35:00,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:35:00,989 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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 07:35:01,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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 07:35:01,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:01,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:35:01,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:35:01,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-19 07:35:01,613 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:35:01,614 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:35:01,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [842839154] [2023-11-19 07:35:01,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [842839154] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:35:01,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:35:01,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:35:01,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448671239] [2023-11-19 07:35:01,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:35:01,626 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:35:01,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:35:01,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:35:01,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:35:01,676 INFO L87 Difference]: Start difference. First operand has 88 states, 50 states have (on average 1.3) internal successors, (65), 51 states have internal predecessors, (65), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 07:35:01,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:35:01,981 INFO L93 Difference]: Finished difference Result 208 states and 371 transitions. [2023-11-19 07:35:01,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:35:01,993 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 214 [2023-11-19 07:35:01,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:35:02,019 INFO L225 Difference]: With dead ends: 208 [2023-11-19 07:35:02,020 INFO L226 Difference]: Without dead ends: 123 [2023-11-19 07:35:02,024 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 212 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 07:35:02,028 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 55 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:35:02,029 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 239 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 07:35:02,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-11-19 07:35:02,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 120. [2023-11-19 07:35:02,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 68 states have (on average 1.1911764705882353) internal successors, (81), 69 states have internal predecessors, (81), 49 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-19 07:35:02,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 179 transitions. [2023-11-19 07:35:02,107 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 179 transitions. Word has length 214 [2023-11-19 07:35:02,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:35:02,110 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 179 transitions. [2023-11-19 07:35:02,110 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 07:35:02,110 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 179 transitions. [2023-11-19 07:35:02,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-19 07:35:02,116 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:35:02,117 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:35:02,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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 07:35:02,325 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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 07:35:02,326 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:35:02,326 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:35:02,327 INFO L85 PathProgramCache]: Analyzing trace with hash -1077997001, now seen corresponding path program 1 times [2023-11-19 07:35:02,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:35:02,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1324549947] [2023-11-19 07:35:02,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:02,329 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 07:35:02,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:35:02,331 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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 07:35:02,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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 07:35:02,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:02,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 07:35:02,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:35:03,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1572 proven. 96 refuted. 0 times theorem prover too weak. 712 trivial. 0 not checked. [2023-11-19 07:35:03,600 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:35:03,959 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:35:03,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1324549947] [2023-11-19 07:35:03,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1324549947] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:35:03,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1111640417] [2023-11-19 07:35:03,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:03,961 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 07:35:03,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/cvc4 [2023-11-19 07:35:03,999 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 07:35:04,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 07:35:04,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:04,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 07:35:04,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:35:05,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1572 proven. 96 refuted. 0 times theorem prover too weak. 712 trivial. 0 not checked. [2023-11-19 07:35:05,622 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:35:05,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1111640417] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:35:05,791 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:35:05,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9 [2023-11-19 07:35:05,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651580001] [2023-11-19 07:35:05,795 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:35:05,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 07:35:05,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:35:05,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 07:35:05,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-11-19 07:35:05,807 INFO L87 Difference]: Start difference. First operand 120 states and 179 transitions. Second operand has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (35), 3 states have call predecessors, (35), 5 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-19 07:35:07,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:35:07,290 INFO L93 Difference]: Finished difference Result 261 states and 375 transitions. [2023-11-19 07:35:07,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-19 07:35:07,300 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (35), 3 states have call predecessors, (35), 5 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 215 [2023-11-19 07:35:07,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:35:07,313 INFO L225 Difference]: With dead ends: 261 [2023-11-19 07:35:07,313 INFO L226 Difference]: Without dead ends: 144 [2023-11-19 07:35:07,316 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 569 GetRequests, 553 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=83, Invalid=223, Unknown=0, NotChecked=0, Total=306 [2023-11-19 07:35:07,331 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 55 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 442 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:35:07,332 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 336 Invalid, 453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 442 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-19 07:35:07,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2023-11-19 07:35:07,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 136. [2023-11-19 07:35:07,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 80 states have (on average 1.15) internal successors, (92), 81 states have internal predecessors, (92), 49 states have call successors, (49), 6 states have call predecessors, (49), 6 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-19 07:35:07,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 190 transitions. [2023-11-19 07:35:07,387 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 190 transitions. Word has length 215 [2023-11-19 07:35:07,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:35:07,392 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 190 transitions. [2023-11-19 07:35:07,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (35), 3 states have call predecessors, (35), 5 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-19 07:35:07,392 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 190 transitions. [2023-11-19 07:35:07,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-19 07:35:07,397 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:35:07,397 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:35:07,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-19 07:35:07,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:07,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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 07:35:07,806 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:35:07,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:35:07,807 INFO L85 PathProgramCache]: Analyzing trace with hash -710413587, now seen corresponding path program 1 times [2023-11-19 07:35:07,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:35:07,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1703696002] [2023-11-19 07:35:07,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:07,809 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 07:35:07,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:35:07,811 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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 07:35:07,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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 (5)] Waiting until timeout for monitored process [2023-11-19 07:35:08,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:08,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:35:08,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:35:08,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-19 07:35:08,215 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:35:08,216 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:35:08,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1703696002] [2023-11-19 07:35:08,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1703696002] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:35:08,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:35:08,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:35:08,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376875661] [2023-11-19 07:35:08,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:35:08,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:35:08,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:35:08,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:35:08,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:35:08,227 INFO L87 Difference]: Start difference. First operand 136 states and 190 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 07:35:08,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:35:08,565 INFO L93 Difference]: Finished difference Result 291 states and 403 transitions. [2023-11-19 07:35:08,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:35:08,566 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 215 [2023-11-19 07:35:08,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:35:08,570 INFO L225 Difference]: With dead ends: 291 [2023-11-19 07:35:08,571 INFO L226 Difference]: Without dead ends: 158 [2023-11-19 07:35:08,572 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:35:08,574 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 30 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:35:08,575 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 359 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 07:35:08,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2023-11-19 07:35:08,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 138. [2023-11-19 07:35:08,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 82 states have (on average 1.146341463414634) internal successors, (94), 83 states have internal predecessors, (94), 49 states have call successors, (49), 6 states have call predecessors, (49), 6 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-19 07:35:08,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 192 transitions. [2023-11-19 07:35:08,605 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 192 transitions. Word has length 215 [2023-11-19 07:35:08,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:35:08,606 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 192 transitions. [2023-11-19 07:35:08,606 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 07:35:08,607 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 192 transitions. [2023-11-19 07:35:08,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-19 07:35:08,611 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:35:08,611 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:35:08,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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 (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:08,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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 07:35:08,825 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:35:08,825 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:35:08,826 INFO L85 PathProgramCache]: Analyzing trace with hash 98933039, now seen corresponding path program 1 times [2023-11-19 07:35:08,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:35:08,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1214286915] [2023-11-19 07:35:08,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:08,828 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 07:35:08,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:35:08,834 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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 07:35:08,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a13b3b-a01e-4b8b-ace3-5d20c2dfcfa8/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 (6)] Waiting until timeout for monitored process [2023-11-19 07:35:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 07:35:09,299 INFO L285 TraceCheckSpWp]: Computing forward predicates...