./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d684ebe960d17f15dd8c83d8cf3e676853b2b7a1cdec8ea8ac85aafe28041c6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:47:59,255 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:47:59,319 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 13:47:59,323 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:47:59,323 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:47:59,345 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:47:59,346 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:47:59,346 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:47:59,347 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:47:59,347 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:47:59,348 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:47:59,348 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:47:59,349 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:47:59,349 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 13:47:59,350 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:47:59,350 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:47:59,351 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 13:47:59,352 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 13:47:59,352 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:47:59,353 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 13:47:59,353 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 13:47:59,354 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 13:47:59,355 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:47:59,356 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:47:59,356 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:47:59,356 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 13:47:59,357 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:47:59,357 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:47:59,358 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:47:59,358 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:47:59,359 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:47:59,359 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:47:59,360 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:47:59,360 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:47:59,360 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:47:59,360 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:47:59,360 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:47:59,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:47:59,361 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:47:59,361 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:47:59,361 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:47:59,362 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 13:47:59,362 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 13:47:59,362 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:47:59,362 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:47:59,362 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:47:59,363 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:47:59,363 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d684ebe960d17f15dd8c83d8cf3e676853b2b7a1cdec8ea8ac85aafe28041c6 [2023-12-02 13:47:59,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:47:59,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:47:59,587 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:47:59,589 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:47:59,589 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:47:59,591 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i [2023-12-02 13:48:02,359 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:48:02,542 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:48:02,542 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i [2023-12-02 13:48:02,551 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/data/e62b848b8/450157f59f204caa8e64110bd30fa3f7/FLAG91349e973 [2023-12-02 13:48:02,563 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/data/e62b848b8/450157f59f204caa8e64110bd30fa3f7 [2023-12-02 13:48:02,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:48:02,567 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:48:02,568 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:48:02,568 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:48:02,573 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:48:02,574 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:48:02" (1/1) ... [2023-12-02 13:48:02,575 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e10cc09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:02, skipping insertion in model container [2023-12-02 13:48:02,576 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:48:02" (1/1) ... [2023-12-02 13:48:02,611 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:48:02,762 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_429b3f2b-607e-49f0-8c75-7077042a9bdc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i[919,932] [2023-12-02 13:48:02,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:48:02,862 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:48:02,875 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_429b3f2b-607e-49f0-8c75-7077042a9bdc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i[919,932] [2023-12-02 13:48:02,921 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:48:02,939 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:48:02,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:02 WrapperNode [2023-12-02 13:48:02,940 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:48:02,941 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:48:02,941 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:48:02,941 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:48:02,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:02" (1/1) ... [2023-12-02 13:48:02,963 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:02" (1/1) ... [2023-12-02 13:48:03,008 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 284 [2023-12-02 13:48:03,009 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:48:03,010 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:48:03,010 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:48:03,010 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:48:03,020 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:02" (1/1) ... [2023-12-02 13:48:03,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:02" (1/1) ... [2023-12-02 13:48:03,025 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:02" (1/1) ... [2023-12-02 13:48:03,025 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:02" (1/1) ... [2023-12-02 13:48:03,043 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:02" (1/1) ... [2023-12-02 13:48:03,049 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:02" (1/1) ... [2023-12-02 13:48:03,052 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:02" (1/1) ... [2023-12-02 13:48:03,056 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:02" (1/1) ... [2023-12-02 13:48:03,061 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:48:03,062 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:48:03,062 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:48:03,062 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:48:03,063 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:02" (1/1) ... [2023-12-02 13:48:03,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:48:03,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:48:03,090 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:48:03,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:48:03,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:48:03,132 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:48:03,132 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:48:03,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 13:48:03,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:48:03,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:48:03,241 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:48:03,244 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:48:03,710 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:48:04,061 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:48:04,061 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:48:04,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:48:04 BoogieIcfgContainer [2023-12-02 13:48:04,063 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:48:04,066 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:48:04,066 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:48:04,069 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:48:04,069 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:48:02" (1/3) ... [2023-12-02 13:48:04,070 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fc647ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:48:04, skipping insertion in model container [2023-12-02 13:48:04,070 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:02" (2/3) ... [2023-12-02 13:48:04,071 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fc647ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:48:04, skipping insertion in model container [2023-12-02 13:48:04,071 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:48:04" (3/3) ... [2023-12-02 13:48:04,072 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i [2023-12-02 13:48:04,091 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:48:04,092 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:48:04,145 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:48:04,153 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=FINITE_AUTOMATA, 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;@6050d9ea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:48:04,153 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:48:04,159 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 13:48:04,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-02 13:48:04,174 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:48:04,175 INFO L195 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:48:04,176 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:48:04,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:48:04,181 INFO L85 PathProgramCache]: Analyzing trace with hash 1489359133, now seen corresponding path program 1 times [2023-12-02 13:48:04,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:48:04,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824161132] [2023-12-02 13:48:04,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:48:04,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:48:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:48:04,782 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 13:48:05,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:48:05,150 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 13:48:05,152 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 13:48:05,153 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 13:48:05,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 13:48:05,160 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 13:48:05,164 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 13:48:05,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:48:05 BoogieIcfgContainer [2023-12-02 13:48:05,267 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 13:48:05,268 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 13:48:05,268 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 13:48:05,268 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 13:48:05,269 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:48:04" (3/4) ... [2023-12-02 13:48:05,271 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 13:48:05,272 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 13:48:05,274 INFO L158 Benchmark]: Toolchain (without parser) took 2706.06ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 110.4MB in the beginning and 130.0MB in the end (delta: -19.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 13:48:05,274 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 104.9MB. Free memory is still 56.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:48:05,275 INFO L158 Benchmark]: CACSL2BoogieTranslator took 371.85ms. Allocated memory is still 148.9MB. Free memory was 110.4MB in the beginning and 93.8MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 13:48:05,275 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.22ms. Allocated memory is still 148.9MB. Free memory was 93.8MB in the beginning and 88.8MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 13:48:05,276 INFO L158 Benchmark]: Boogie Preprocessor took 51.60ms. Allocated memory is still 148.9MB. Free memory was 88.8MB in the beginning and 86.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 13:48:05,277 INFO L158 Benchmark]: RCFGBuilder took 1001.22ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 86.3MB in the beginning and 92.3MB in the end (delta: -6.1MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2023-12-02 13:48:05,277 INFO L158 Benchmark]: TraceAbstraction took 1201.50ms. Allocated memory is still 180.4MB. Free memory was 91.3MB in the beginning and 130.0MB in the end (delta: -38.7MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2023-12-02 13:48:05,278 INFO L158 Benchmark]: Witness Printer took 4.40ms. Allocated memory is still 180.4MB. Free memory is still 130.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:48:05,281 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 104.9MB. Free memory is still 56.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 371.85ms. Allocated memory is still 148.9MB. Free memory was 110.4MB in the beginning and 93.8MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.22ms. Allocated memory is still 148.9MB. Free memory was 93.8MB in the beginning and 88.8MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.60ms. Allocated memory is still 148.9MB. Free memory was 88.8MB in the beginning and 86.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1001.22ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 86.3MB in the beginning and 92.3MB in the end (delta: -6.1MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1201.50ms. Allocated memory is still 180.4MB. Free memory was 91.3MB in the beginning and 130.0MB in the end (delta: -38.7MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. * Witness Printer took 4.40ms. Allocated memory is still 180.4MB. Free memory is still 130.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 206, overapproximation of shiftRight at line 93, overapproximation of bitwiseOr at line 121, overapproximation of someUnaryDOUBLEoperation at line 48, overapproximation of someBinaryArithmeticDOUBLEoperation at line 74, overapproximation of someBinaryDOUBLEComparisonOperation at line 74. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 64; [L23] unsigned char var_1_7 = 0; [L24] unsigned short int var_1_11 = 500; [L25] unsigned char var_1_13 = 64; [L26] unsigned char var_1_15 = 1; [L27] unsigned char var_1_16 = 8; [L28] double var_1_17 = 7.5; [L29] double var_1_18 = 31.125; [L30] double var_1_19 = 10.5; [L31] double var_1_20 = 0.0; [L32] double var_1_21 = 16.75; [L33] double var_1_22 = 2.5; [L34] double var_1_23 = 64.5; [L35] signed long int var_1_24 = 10; [L36] signed char var_1_26 = 16; [L37] signed char var_1_27 = 4; [L38] signed char var_1_28 = -10; [L39] float var_1_29 = 63.794; [L40] unsigned short int var_1_30 = 1; [L41] signed long int var_1_31 = -2; [L42] unsigned char var_1_32 = 64; [L43] unsigned char var_1_33 = 8; [L44] unsigned char var_1_38 = 8; [L45] unsigned char var_1_39 = 10; [L46] double var_1_40 = 8.35; [L47] double var_1_41 = 63.75; [L48] double var_1_42 = -0.125; [L49] double var_1_43 = -0.8; [L50] double var_1_44 = -0.5; [L51] unsigned short int var_1_45 = 50; [L52] unsigned char var_1_46 = 0; [L53] unsigned char var_1_47 = 5; [L54] unsigned char var_1_48 = 1; [L55] signed char var_1_49 = -16; [L56] signed char var_1_50 = 2; [L57] signed char var_1_51 = 16; [L58] signed char var_1_52 = 0; [L59] signed long int var_1_53 = 256; [L60] double var_1_54 = 1.25; [L61] unsigned long int var_1_55 = 5; [L62] signed long int last_1_var_1_1 = 64; [L63] unsigned char last_1_var_1_13 = 64; [L210] isInitial = 1 [L211] FCALL initially() [L212] COND TRUE 1 [L213] CALL updateLastVariables() [L202] last_1_var_1_1 = var_1_1 [L203] last_1_var_1_13 = var_1_13 [L213] RET updateLastVariables() [L214] CALL updateVariables() [L147] var_1_7 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5] [L149] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L150] var_1_15 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L152] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L153] var_1_16 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L155] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L156] var_1_18 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L158] var_1_19 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L160] var_1_20 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_20 >= 4611686.018427382800e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_20 >= 4611686.018427382800e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L162] var_1_21 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L164] var_1_22 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L166] var_1_23 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L168] var_1_27 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_27 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_27 >= -63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L170] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L171] var_1_28 = __VERIFIER_nondet_char() [L172] CALL assume_abort_if_not(var_1_28 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_28 >= -63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L173] CALL assume_abort_if_not(var_1_28 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L174] var_1_38 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L176] CALL assume_abort_if_not(var_1_38 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_38 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L177] var_1_39 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L179] CALL assume_abort_if_not(var_1_39 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_39 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L180] var_1_41 = __VERIFIER_nondet_double() [L181] CALL assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L182] var_1_42 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_42 >= -922337.2036854765600e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854765600e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_42 >= -922337.2036854765600e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854765600e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L184] var_1_43 = __VERIFIER_nondet_double() [L185] CALL assume_abort_if_not((var_1_43 >= -461168.6018427382800e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 4611686.018427382800e+12F && var_1_43 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_43 >= -461168.6018427382800e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 4611686.018427382800e+12F && var_1_43 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L186] var_1_44 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_44 >= -461168.6018427382800e+13F && var_1_44 <= -1.0e-20F) || (var_1_44 <= 4611686.018427382800e+12F && var_1_44 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_44 >= -461168.6018427382800e+13F && var_1_44 <= -1.0e-20F) || (var_1_44 <= 4611686.018427382800e+12F && var_1_44 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L188] var_1_47 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_47 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_47 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L190] CALL assume_abort_if_not(var_1_47 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_47 <= 127) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L191] var_1_50 = __VERIFIER_nondet_char() [L192] CALL assume_abort_if_not(var_1_50 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=62, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_50 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=62, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L193] CALL assume_abort_if_not(var_1_50 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=62, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_50 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=62, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L194] var_1_51 = __VERIFIER_nondet_char() [L195] CALL assume_abort_if_not(var_1_51 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=62, var_1_51=63, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_51 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=62, var_1_51=63, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L196] CALL assume_abort_if_not(var_1_51 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=62, var_1_51=63, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_51 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=62, var_1_51=63, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L197] var_1_52 = __VERIFIER_nondet_char() [L198] CALL assume_abort_if_not(var_1_52 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=62, var_1_51=63, var_1_52=61, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_52 >= -63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=62, var_1_51=63, var_1_52=61, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L199] CALL assume_abort_if_not(var_1_52 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=62, var_1_51=63, var_1_52=61, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_52 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=0, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=127, var_1_48=1, var_1_49=-16, var_1_50=62, var_1_51=63, var_1_52=61, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L214] RET updateVariables() [L215] CALL step() [L67] signed long int stepLocal_1 = last_1_var_1_1; [L68] COND FALSE !(stepLocal_1 != last_1_var_1_13) [L71] var_1_31 = var_1_13 [L72] var_1_55 = var_1_30 [L73] COND FALSE !(\read(var_1_7)) [L76] var_1_17 = var_1_22 [L78] COND FALSE !(\read(var_1_7)) [L81] COND FALSE !(var_1_44 > (var_1_43 + var_1_41)) [L88] var_1_48 = var_1_39 [L89] var_1_32 = var_1_16 [L90] var_1_54 = var_1_44 [L91] var_1_30 = var_1_32 [L92] unsigned char stepLocal_0 = var_1_13; [L93] EXPR var_1_32 >> var_1_32 [L93] COND TRUE (var_1_32 >> var_1_32) < stepLocal_0 [L94] var_1_11 = var_1_32 [L96] COND FALSE !((-32 & var_1_38) > var_1_1) [L99] var_1_40 = (var_1_43 + var_1_44) [L101] COND FALSE !(var_1_44 >= ((((var_1_41) < 0 ) ? -(var_1_41) : (var_1_41)))) [L108] COND TRUE var_1_44 <= (var_1_29 + var_1_43) [L109] var_1_45 = var_1_31 [L112] COND FALSE !(var_1_41 < var_1_29) [L115] var_1_49 = ((((((((var_1_50) < (var_1_51)) ? (var_1_50) : (var_1_51)))) > (var_1_52)) ? (((((var_1_50) < (var_1_51)) ? (var_1_50) : (var_1_51)))) : (var_1_52))) [L117] COND TRUE var_1_11 >= var_1_30 [L118] var_1_26 = (var_1_27 + var_1_28) [L120] var_1_53 = var_1_26 [L121] EXPR (var_1_31 + 4u) | var_1_30 [L121] COND TRUE 32u < ((var_1_31 + 4u) | var_1_30) [L122] var_1_1 = (var_1_26 + (var_1_26 + var_1_32)) [L130] unsigned short int stepLocal_2 = var_1_30; [L131] COND TRUE ! var_1_7 [L132] var_1_24 = (var_1_11 - ((((((((var_1_30) > (var_1_13)) ? (var_1_30) : (var_1_13)))) < ((var_1_30 + var_1_15))) ? (((((var_1_30) > (var_1_13)) ? (var_1_30) : (var_1_13)))) : ((var_1_30 + var_1_15))))) [L140] EXPR var_1_11 ^ var_1_24 [L140] EXPR var_1_13 | var_1_30 [L140] COND TRUE (var_1_11 ^ var_1_24) < (var_1_13 | var_1_30) [L141] var_1_33 = ((((var_1_38) > (var_1_39)) ? (var_1_38) : (var_1_39))) [L215] RET step() [L216] CALL, EXPR property() [L206] EXPR (var_1_31 + 4u) | var_1_30 [L206] EXPR ((32u < ((var_1_31 + 4u) | var_1_30)) ? (var_1_1 == ((signed long int) (var_1_26 + (var_1_26 + var_1_32)))) : ((! var_1_7) ? (var_1_1 == ((signed long int) ((((var_1_26) < ((var_1_11 - var_1_32))) ? (var_1_26) : ((var_1_11 - var_1_32)))))) : (var_1_1 == ((signed long int) (var_1_32 - var_1_13))))) && (((var_1_32 >> var_1_32) < var_1_13) ? (var_1_11 == ((unsigned short int) var_1_32)) : 1) [L206] EXPR var_1_32 >> var_1_32 [L206] EXPR ((32u < ((var_1_31 + 4u) | var_1_30)) ? (var_1_1 == ((signed long int) (var_1_26 + (var_1_26 + var_1_32)))) : ((! var_1_7) ? (var_1_1 == ((signed long int) ((((var_1_26) < ((var_1_11 - var_1_32))) ? (var_1_26) : ((var_1_11 - var_1_32)))))) : (var_1_1 == ((signed long int) (var_1_32 - var_1_13))))) && (((var_1_32 >> var_1_32) < var_1_13) ? (var_1_11 == ((unsigned short int) var_1_32)) : 1) [L206-L207] return ((((((((((32u < ((var_1_31 + 4u) | var_1_30)) ? (var_1_1 == ((signed long int) (var_1_26 + (var_1_26 + var_1_32)))) : ((! var_1_7) ? (var_1_1 == ((signed long int) ((((var_1_26) < ((var_1_11 - var_1_32))) ? (var_1_26) : ((var_1_11 - var_1_32)))))) : (var_1_1 == ((signed long int) (var_1_32 - var_1_13))))) && (((var_1_32 >> var_1_32) < var_1_13) ? (var_1_11 == ((unsigned short int) var_1_32)) : 1)) && ((last_1_var_1_1 != last_1_var_1_13) ? (var_1_13 == ((unsigned char) ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) : 1)) && (var_1_7 ? (var_1_17 == ((double) ((((((var_1_18 + var_1_19) - (var_1_20 - var_1_21))) < (((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))))) ? (((var_1_18 + var_1_19) - (var_1_20 - var_1_21))) : (((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23)))))))) : (var_1_17 == ((double) var_1_22)))) && ((! var_1_7) ? (var_1_24 == ((signed long int) (var_1_11 - ((((((((var_1_30) > (var_1_13)) ? (var_1_30) : (var_1_13)))) < ((var_1_30 + var_1_15))) ? (((((var_1_30) > (var_1_13)) ? (var_1_30) : (var_1_13)))) : ((var_1_30 + var_1_15))))))) : ((var_1_11 < var_1_30) ? (var_1_24 == ((signed long int) -4)) : (var_1_24 == ((signed long int) var_1_26))))) && ((var_1_11 >= var_1_30) ? (var_1_26 == ((signed char) (var_1_27 + var_1_28))) : 1)) && (var_1_7 ? (var_1_29 == ((float) var_1_20)) : 1)) && (var_1_30 == ((unsigned short int) var_1_32))) && (var_1_31 == ((signed long int) var_1_13))) && (var_1_32 == ((unsigned char) var_1_16)) ; [L216] RET, EXPR property() [L216] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=0, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=506, var_1_1=-2, var_1_20=31897/500, var_1_22=506, var_1_23=506, var_1_24=0, var_1_26=-1, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=0, var_1_31=64, var_1_32=0, var_1_33=0, var_1_38=0, var_1_39=0, var_1_40=507, var_1_41=507, var_1_42=507, var_1_44=505, var_1_45=64, var_1_46=0, var_1_47=127, var_1_48=0, var_1_49=62, var_1_50=62, var_1_51=63, var_1_52=61, var_1_53=-1, var_1_54=505, var_1_55=1, var_1_7=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=0, var_1_13=64, var_1_15=0, var_1_16=0, var_1_17=506, var_1_1=-2, var_1_20=31897/500, var_1_22=506, var_1_23=506, var_1_24=0, var_1_26=-1, var_1_27=-63, var_1_28=62, var_1_29=31897/500, var_1_30=0, var_1_31=64, var_1_32=0, var_1_33=0, var_1_38=0, var_1_39=0, var_1_40=507, var_1_41=507, var_1_42=507, var_1_44=505, var_1_45=64, var_1_46=0, var_1_47=127, var_1_48=0, var_1_49=62, var_1_50=62, var_1_51=63, var_1_52=61, var_1_53=-1, var_1_54=505, var_1_55=1, var_1_7=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 [2023-12-02 13:48:05,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/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_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d684ebe960d17f15dd8c83d8cf3e676853b2b7a1cdec8ea8ac85aafe28041c6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:48:07,369 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:48:07,452 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 13:48:07,458 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:48:07,459 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:48:07,487 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:48:07,487 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:48:07,488 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:48:07,489 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:48:07,489 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:48:07,490 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:48:07,490 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:48:07,491 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:48:07,491 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:48:07,492 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:48:07,492 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:48:07,493 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:48:07,494 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:48:07,494 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:48:07,495 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:48:07,496 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:48:07,497 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:48:07,498 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:48:07,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:48:07,499 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 13:48:07,500 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 13:48:07,500 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 13:48:07,500 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:48:07,501 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:48:07,501 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:48:07,502 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:48:07,502 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 13:48:07,502 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:48:07,503 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:48:07,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:48:07,503 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:48:07,504 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:48:07,504 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:48:07,504 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 13:48:07,504 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 13:48:07,504 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:48:07,505 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:48:07,505 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:48:07,505 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:48:07,506 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d684ebe960d17f15dd8c83d8cf3e676853b2b7a1cdec8ea8ac85aafe28041c6 [2023-12-02 13:48:07,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:48:07,818 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:48:07,821 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:48:07,822 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:48:07,822 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:48:07,824 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i [2023-12-02 13:48:10,681 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:48:10,918 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:48:10,919 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i [2023-12-02 13:48:10,929 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/data/3bd2e176a/1854918afe82401dad012b30b30da34e/FLAGe810cb4d1 [2023-12-02 13:48:10,943 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/data/3bd2e176a/1854918afe82401dad012b30b30da34e [2023-12-02 13:48:10,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:48:10,946 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:48:10,947 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:48:10,948 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:48:10,953 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:48:10,954 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:48:10" (1/1) ... [2023-12-02 13:48:10,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b961461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:10, skipping insertion in model container [2023-12-02 13:48:10,955 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:48:10" (1/1) ... [2023-12-02 13:48:11,001 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:48:11,152 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_429b3f2b-607e-49f0-8c75-7077042a9bdc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i[919,932] [2023-12-02 13:48:11,231 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:48:11,248 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:48:11,261 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_429b3f2b-607e-49f0-8c75-7077042a9bdc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i[919,932] [2023-12-02 13:48:11,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:48:11,324 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:48:11,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:11 WrapperNode [2023-12-02 13:48:11,325 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:48:11,326 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:48:11,326 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:48:11,326 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:48:11,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:11" (1/1) ... [2023-12-02 13:48:11,352 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:11" (1/1) ... [2023-12-02 13:48:11,386 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 223 [2023-12-02 13:48:11,387 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:48:11,388 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:48:11,388 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:48:11,388 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:48:11,399 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:11" (1/1) ... [2023-12-02 13:48:11,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:11" (1/1) ... [2023-12-02 13:48:11,406 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:11" (1/1) ... [2023-12-02 13:48:11,407 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:11" (1/1) ... [2023-12-02 13:48:11,423 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:11" (1/1) ... [2023-12-02 13:48:11,428 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:11" (1/1) ... [2023-12-02 13:48:11,432 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:11" (1/1) ... [2023-12-02 13:48:11,434 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:11" (1/1) ... [2023-12-02 13:48:11,440 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:48:11,441 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:48:11,441 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:48:11,442 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:48:11,442 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:11" (1/1) ... [2023-12-02 13:48:11,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:48:11,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:48:11,479 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:48:11,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:48:11,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:48:11,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 13:48:11,529 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:48:11,529 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:48:11,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:48:11,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:48:11,633 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:48:11,635 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:48:17,188 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:48:17,244 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:48:17,244 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:48:17,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:48:17 BoogieIcfgContainer [2023-12-02 13:48:17,245 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:48:17,248 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:48:17,249 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:48:17,251 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:48:17,252 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:48:10" (1/3) ... [2023-12-02 13:48:17,252 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@704ce435 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:48:17, skipping insertion in model container [2023-12-02 13:48:17,253 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:48:11" (2/3) ... [2023-12-02 13:48:17,253 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@704ce435 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:48:17, skipping insertion in model container [2023-12-02 13:48:17,254 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:48:17" (3/3) ... [2023-12-02 13:48:17,255 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-63.i [2023-12-02 13:48:17,273 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:48:17,273 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:48:17,320 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:48:17,327 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=FINITE_AUTOMATA, 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;@2a729d40, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:48:17,327 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:48:17,332 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 53 states have (on average 1.4339622641509433) internal successors, (76), 54 states have internal predecessors, (76), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 13:48:17,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-12-02 13:48:17,349 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:48:17,350 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:48:17,351 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:48:17,355 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:48:17,356 INFO L85 PathProgramCache]: Analyzing trace with hash 620497440, now seen corresponding path program 1 times [2023-12-02 13:48:17,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:48:17,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1204142480] [2023-12-02 13:48:17,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:48:17,371 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 [2023-12-02 13:48:17,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:48:17,393 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:48:17,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:48:18,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:48:18,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 13:48:18,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:48:18,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 854 proven. 0 refuted. 0 times theorem prover too weak. 1130 trivial. 0 not checked. [2023-12-02 13:48:18,274 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:48:18,274 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:48:18,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1204142480] [2023-12-02 13:48:18,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1204142480] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:48:18,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:48:18,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 13:48:18,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227123176] [2023-12-02 13:48:18,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:48:18,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 13:48:18,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:48:18,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 13:48:18,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 13:48:18,322 INFO L87 Difference]: Start difference. First operand has 88 states, 53 states have (on average 1.4339622641509433) internal successors, (76), 54 states have internal predecessors, (76), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-12-02 13:48:20,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:48:20,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:48:20,488 INFO L93 Difference]: Finished difference Result 173 states and 310 transitions. [2023-12-02 13:48:20,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 13:48:20,519 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 203 [2023-12-02 13:48:20,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:48:20,527 INFO L225 Difference]: With dead ends: 173 [2023-12-02 13:48:20,528 INFO L226 Difference]: Without dead ends: 86 [2023-12-02 13:48:20,531 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 13:48:20,535 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-12-02 13:48:20,536 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-12-02 13:48:20,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-12-02 13:48:20,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-12-02 13:48:20,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 52 states have (on average 1.3653846153846154) internal successors, (71), 52 states have internal predecessors, (71), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 13:48:20,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 135 transitions. [2023-12-02 13:48:20,580 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 135 transitions. Word has length 203 [2023-12-02 13:48:20,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:48:20,581 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 135 transitions. [2023-12-02 13:48:20,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-12-02 13:48:20,582 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 135 transitions. [2023-12-02 13:48:20,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-12-02 13:48:20,587 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:48:20,587 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:48:20,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:48:20,788 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:48:20,788 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:48:20,789 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:48:20,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1034804684, now seen corresponding path program 1 times [2023-12-02 13:48:20,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:48:20,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1852669336] [2023-12-02 13:48:20,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:48:20,790 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 [2023-12-02 13:48:20,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:48:20,792 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:48:20,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:48:21,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:48:21,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 13:48:21,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:48:23,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-12-02 13:48:23,690 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:48:23,690 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:48:23,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1852669336] [2023-12-02 13:48:23,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1852669336] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:48:23,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:48:23,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 13:48:23,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591251003] [2023-12-02 13:48:23,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:48:23,693 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 13:48:23,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:48:23,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 13:48:23,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 13:48:23,695 INFO L87 Difference]: Start difference. First operand 86 states and 135 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 13:48:26,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:48:28,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:48:30,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:48:33,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:48:35,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:48:35,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:48:35,407 INFO L93 Difference]: Finished difference Result 257 states and 404 transitions. [2023-12-02 13:48:35,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 13:48:35,444 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2023-12-02 13:48:35,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:48:35,450 INFO L225 Difference]: With dead ends: 257 [2023-12-02 13:48:35,451 INFO L226 Difference]: Without dead ends: 172 [2023-12-02 13:48:35,452 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-02 13:48:35,453 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 138 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 65 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2023-12-02 13:48:35,454 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 432 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 105 Invalid, 4 Unknown, 0 Unchecked, 11.6s Time] [2023-12-02 13:48:35,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2023-12-02 13:48:35,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 145. [2023-12-02 13:48:35,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 78 states have (on average 1.2435897435897436) internal successors, (97), 78 states have internal predecessors, (97), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-12-02 13:48:35,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 225 transitions. [2023-12-02 13:48:35,501 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 225 transitions. Word has length 203 [2023-12-02 13:48:35,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:48:35,502 INFO L495 AbstractCegarLoop]: Abstraction has 145 states and 225 transitions. [2023-12-02 13:48:35,502 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 13:48:35,503 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 225 transitions. [2023-12-02 13:48:35,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-12-02 13:48:35,507 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:48:35,507 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:48:35,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 13:48:35,709 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:48:35,710 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:48:35,710 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:48:35,710 INFO L85 PathProgramCache]: Analyzing trace with hash 217156234, now seen corresponding path program 1 times [2023-12-02 13:48:35,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:48:35,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1641976009] [2023-12-02 13:48:35,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:48:35,712 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 [2023-12-02 13:48:35,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:48:35,713 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:48:35,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-02 13:48:36,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:48:36,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 13:48:36,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:48:36,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-12-02 13:48:36,455 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:48:36,456 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:48:36,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1641976009] [2023-12-02 13:48:36,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1641976009] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:48:36,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:48:36,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 13:48:36,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414559699] [2023-12-02 13:48:36,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:48:36,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 13:48:36,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:48:36,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 13:48:36,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:48:36,459 INFO L87 Difference]: Start difference. First operand 145 states and 225 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 13:48:38,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:48:40,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:48:42,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:48:42,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:48:42,874 INFO L93 Difference]: Finished difference Result 254 states and 398 transitions. [2023-12-02 13:48:42,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 13:48:42,875 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2023-12-02 13:48:42,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:48:42,879 INFO L225 Difference]: With dead ends: 254 [2023-12-02 13:48:42,879 INFO L226 Difference]: Without dead ends: 169 [2023-12-02 13:48:42,880 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 13:48:42,881 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 25 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 5 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2023-12-02 13:48:42,882 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 256 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 15 Invalid, 3 Unknown, 0 Unchecked, 6.4s Time] [2023-12-02 13:48:42,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2023-12-02 13:48:42,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 162. [2023-12-02 13:48:42,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 95 states have (on average 1.3157894736842106) internal successors, (125), 95 states have internal predecessors, (125), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-12-02 13:48:42,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 253 transitions. [2023-12-02 13:48:42,916 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 253 transitions. Word has length 203 [2023-12-02 13:48:42,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:48:42,917 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 253 transitions. [2023-12-02 13:48:42,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 13:48:42,918 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 253 transitions. [2023-12-02 13:48:42,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-12-02 13:48:42,922 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:48:42,922 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:48:42,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-12-02 13:48:43,125 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:48:43,126 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:48:43,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:48:43,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1371191668, now seen corresponding path program 1 times [2023-12-02 13:48:43,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:48:43,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1085404959] [2023-12-02 13:48:43,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:48:43,127 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 [2023-12-02 13:48:43,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:48:43,129 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:48:43,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_429b3f2b-607e-49f0-8c75-7077042a9bdc/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:48:43,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:48:43,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 13:48:43,794 INFO L285 TraceCheckSpWp]: Computing forward predicates...