./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.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_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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_30d5507b-a8ee-4f82-97e6-d37e692a2788/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 68d890d85a7649be871c34966ab8728eaa9d3a689e11eacc1ed1eb58f7dd3844 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:29:50,278 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:29:50,340 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 16:29:50,345 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:29:50,346 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:29:50,368 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:29:50,369 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:29:50,369 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:29:50,370 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:29:50,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:29:50,371 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:29:50,372 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:29:50,372 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:29:50,373 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 16:29:50,373 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:29:50,374 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:29:50,374 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 16:29:50,375 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 16:29:50,375 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:29:50,376 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 16:29:50,376 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 16:29:50,377 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 16:29:50,377 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:29:50,378 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:29:50,378 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 16:29:50,379 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 16:29:50,379 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 16:29:50,379 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:29:50,380 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:29:50,380 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:29:50,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:29:50,381 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 16:29:50,381 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:29:50,381 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:29:50,381 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:29:50,382 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:29:50,382 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:29:50,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:29:50,382 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:29:50,382 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:29:50,382 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:29:50,383 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 16:29:50,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 16:29:50,383 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:29:50,383 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:29:50,384 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:29:50,384 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:29:50,384 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_30d5507b-a8ee-4f82-97e6-d37e692a2788/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68d890d85a7649be871c34966ab8728eaa9d3a689e11eacc1ed1eb58f7dd3844 [2023-12-02 16:29:50,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:29:50,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:29:50,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:29:50,664 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:29:50,664 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:29:50,666 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i [2023-12-02 16:29:53,464 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:29:53,667 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:29:53,668 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i [2023-12-02 16:29:53,679 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/data/c3650435f/964f5ad27ef54e8795491513edb8f29d/FLAGfb8fd47e8 [2023-12-02 16:29:53,694 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/data/c3650435f/964f5ad27ef54e8795491513edb8f29d [2023-12-02 16:29:53,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:29:53,698 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:29:53,700 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:29:53,700 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:29:53,705 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:29:53,706 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:29:53" (1/1) ... [2023-12-02 16:29:53,707 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43572669 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:53, skipping insertion in model container [2023-12-02 16:29:53,707 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:29:53" (1/1) ... [2023-12-02 16:29:53,753 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:29:53,875 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_30d5507b-a8ee-4f82-97e6-d37e692a2788/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i[916,929] [2023-12-02 16:29:53,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:29:53,970 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:29:53,980 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_30d5507b-a8ee-4f82-97e6-d37e692a2788/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i[916,929] [2023-12-02 16:29:54,023 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:29:54,042 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:29:54,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:54 WrapperNode [2023-12-02 16:29:54,042 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:29:54,043 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:29:54,043 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:29:54,043 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:29:54,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:54" (1/1) ... [2023-12-02 16:29:54,063 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:54" (1/1) ... [2023-12-02 16:29:54,113 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 246 [2023-12-02 16:29:54,114 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:29:54,114 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:29:54,115 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:29:54,115 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:29:54,123 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:54" (1/1) ... [2023-12-02 16:29:54,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:54" (1/1) ... [2023-12-02 16:29:54,129 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:54" (1/1) ... [2023-12-02 16:29:54,129 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:54" (1/1) ... [2023-12-02 16:29:54,150 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:54" (1/1) ... [2023-12-02 16:29:54,155 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:54" (1/1) ... [2023-12-02 16:29:54,159 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:54" (1/1) ... [2023-12-02 16:29:54,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:54" (1/1) ... [2023-12-02 16:29:54,169 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:29:54,170 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:29:54,170 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:29:54,170 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:29:54,171 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:54" (1/1) ... [2023-12-02 16:29:54,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:29:54,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:29:54,202 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:29:54,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:29:54,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:29:54,235 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 16:29:54,235 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 16:29:54,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 16:29:54,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:29:54,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:29:54,325 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:29:54,327 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:29:54,834 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:29:55,202 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:29:55,203 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 16:29:55,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:29:55 BoogieIcfgContainer [2023-12-02 16:29:55,205 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:29:55,207 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:29:55,207 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:29:55,209 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:29:55,209 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:29:53" (1/3) ... [2023-12-02 16:29:55,210 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39104284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:29:55, skipping insertion in model container [2023-12-02 16:29:55,210 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:29:54" (2/3) ... [2023-12-02 16:29:55,210 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39104284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:29:55, skipping insertion in model container [2023-12-02 16:29:55,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:29:55" (3/3) ... [2023-12-02 16:29:55,212 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-35.i [2023-12-02 16:29:55,227 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:29:55,227 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 16:29:55,267 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:29:55,273 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;@d51b4bb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:29:55,273 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 16:29:55,278 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-12-02 16:29:55,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 16:29:55,289 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:29:55,289 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:29:55,290 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:29:55,294 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:29:55,295 INFO L85 PathProgramCache]: Analyzing trace with hash 822934534, now seen corresponding path program 1 times [2023-12-02 16:29:55,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:29:55,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914409114] [2023-12-02 16:29:55,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:29:55,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:29:55,444 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 16:29:55,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [599040770] [2023-12-02 16:29:55,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:29:55,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:29:55,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:29:55,452 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:29:55,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 16:29:56,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 16:29:56,394 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 16:29:56,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 16:29:56,753 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 16:29:56,755 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 16:29:56,756 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 16:29:56,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 16:29:56,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 16:29:56,962 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 16:29:56,965 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 16:29:57,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 04:29:57 BoogieIcfgContainer [2023-12-02 16:29:57,071 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 16:29:57,072 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 16:29:57,072 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 16:29:57,072 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 16:29:57,073 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:29:55" (3/4) ... [2023-12-02 16:29:57,075 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 16:29:57,076 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 16:29:57,077 INFO L158 Benchmark]: Toolchain (without parser) took 3378.74ms. Allocated memory was 140.5MB in the beginning and 197.1MB in the end (delta: 56.6MB). Free memory was 97.3MB in the beginning and 103.8MB in the end (delta: -6.4MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. [2023-12-02 16:29:57,078 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 140.5MB. Free memory is still 110.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:29:57,078 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.78ms. Allocated memory is still 140.5MB. Free memory was 97.3MB in the beginning and 80.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 16:29:57,079 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.89ms. Allocated memory is still 140.5MB. Free memory was 80.6MB in the beginning and 74.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 16:29:57,079 INFO L158 Benchmark]: Boogie Preprocessor took 54.35ms. Allocated memory is still 140.5MB. Free memory was 74.3MB in the beginning and 71.1MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 16:29:57,080 INFO L158 Benchmark]: RCFGBuilder took 1035.18ms. Allocated memory was 140.5MB in the beginning and 197.1MB in the end (delta: 56.6MB). Free memory was 71.1MB in the beginning and 161.4MB in the end (delta: -90.3MB). Peak memory consumption was 51.3MB. Max. memory is 16.1GB. [2023-12-02 16:29:57,081 INFO L158 Benchmark]: TraceAbstraction took 1865.04ms. Allocated memory is still 197.1MB. Free memory was 161.4MB in the beginning and 104.8MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-12-02 16:29:57,081 INFO L158 Benchmark]: Witness Printer took 4.06ms. Allocated memory is still 197.1MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:29:57,084 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 140.5MB. Free memory is still 110.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.78ms. Allocated memory is still 140.5MB. Free memory was 97.3MB in the beginning and 80.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.89ms. Allocated memory is still 140.5MB. Free memory was 80.6MB in the beginning and 74.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.35ms. Allocated memory is still 140.5MB. Free memory was 74.3MB in the beginning and 71.1MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1035.18ms. Allocated memory was 140.5MB in the beginning and 197.1MB in the end (delta: 56.6MB). Free memory was 71.1MB in the beginning and 161.4MB in the end (delta: -90.3MB). Peak memory consumption was 51.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1865.04ms. Allocated memory is still 197.1MB. Free memory was 161.4MB in the beginning and 104.8MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Witness Printer took 4.06ms. Allocated memory is still 197.1MB. Free memory is still 103.8MB. 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 79, overapproximation of shiftRight at line 60, overapproximation of bitwiseOr at line 119, overapproximation of someBinaryDOUBLEComparisonOperation at line 69, overapproximation of someBinaryArithmeticFLOAToperation at line 79. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 32; [L23] signed char var_1_6 = -4; [L24] unsigned short int var_1_7 = 50; [L25] signed short int var_1_9 = 128; [L26] unsigned char var_1_12 = 0; [L27] unsigned char var_1_13 = 0; [L28] unsigned short int var_1_14 = 2; [L29] unsigned short int var_1_15 = 1; [L30] signed long int var_1_17 = 128; [L31] float var_1_18 = 25.75; [L32] unsigned char var_1_20 = 25; [L33] float var_1_21 = 15.125; [L34] unsigned char var_1_22 = 4; [L35] unsigned long int var_1_23 = 2; [L36] unsigned long int var_1_24 = 50; [L37] unsigned long int var_1_25 = 5; [L38] unsigned char var_1_26 = 64; [L39] unsigned char var_1_27 = 128; [L40] float var_1_28 = 10.85; [L41] float var_1_29 = 99999.35; [L42] float var_1_30 = 100.5; [L43] unsigned char var_1_31 = 1; [L44] unsigned char var_1_32 = 0; [L45] unsigned short int var_1_33 = 16; [L46] unsigned short int var_1_34 = 18230; [L47] double var_1_35 = 10.625; [L48] unsigned short int last_1_var_1_7 = 50; [L49] signed short int last_1_var_1_9 = 128; [L50] signed long int last_1_var_1_17 = 128; [L51] unsigned char last_1_var_1_22 = 4; [L52] unsigned long int last_1_var_1_25 = 5; [L53] unsigned char last_1_var_1_26 = 64; [L54] float last_1_var_1_28 = 10.85; [L55] unsigned short int last_1_var_1_33 = 16; [L56] double last_1_var_1_35 = 10.625; [L195] isInitial = 1 [L196] FCALL initially() [L197] COND TRUE 1 [L198] CALL updateLastVariables() [L180] last_1_var_1_7 = var_1_7 [L181] last_1_var_1_9 = var_1_9 [L182] last_1_var_1_17 = var_1_17 [L183] last_1_var_1_22 = var_1_22 [L184] last_1_var_1_25 = var_1_25 [L185] last_1_var_1_26 = var_1_26 [L186] last_1_var_1_28 = var_1_28 [L187] last_1_var_1_33 = var_1_33 [L188] last_1_var_1_35 = var_1_35 [L198] RET updateLastVariables() [L199] CALL updateVariables() [L138] var_1_6 = __VERIFIER_nondet_char() [L139] CALL assume_abort_if_not(var_1_6 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_6 >= -127) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L140] CALL assume_abort_if_not(var_1_6 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_6 <= 126) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L141] var_1_13 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L143] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L144] var_1_14 = __VERIFIER_nondet_ushort() [L145] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L146] CALL assume_abort_if_not(var_1_14 <= 9) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_14 <= 9) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L147] var_1_15 = __VERIFIER_nondet_ushort() [L148] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L149] CALL assume_abort_if_not(var_1_15 <= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_15 <= 8) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L150] var_1_20 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L152] CALL assume_abort_if_not(var_1_20 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_20 <= 255) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L153] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L154] var_1_21 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L156] var_1_23 = __VERIFIER_nondet_ulong() [L157] CALL assume_abort_if_not(var_1_23 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_23 >= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L158] CALL assume_abort_if_not(var_1_23 <= 2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_23 <= 2147483648) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L159] var_1_24 = __VERIFIER_nondet_ulong() [L160] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L161] CALL assume_abort_if_not(var_1_24 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_24 <= 2147483647) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L162] var_1_27 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_27 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_27 >= 127) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L164] CALL assume_abort_if_not(var_1_27 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_27 <= 254) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L165] var_1_29 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L167] var_1_30 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L169] var_1_31 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L171] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L172] var_1_32 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L174] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L175] var_1_34 = __VERIFIER_nondet_ushort() [L176] CALL assume_abort_if_not(var_1_34 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=28846, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_34 >= 16384) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=28846, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L177] CALL assume_abort_if_not(var_1_34 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=28846, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_34 <= 32767) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=23, var_1_22=4, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=28846, var_1_35=85/8, var_1_6=-100, var_1_7=50, var_1_9=128] [L199] RET updateVariables() [L200] CALL step() [L60] EXPR last_1_var_1_7 >> (var_1_14 + var_1_15) [L60] signed long int stepLocal_1 = last_1_var_1_7 >> (var_1_14 + var_1_15); [L61] unsigned char stepLocal_0 = ((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9; [L62] COND TRUE var_1_13 || stepLocal_0 [L63] COND FALSE !(stepLocal_1 >= (last_1_var_1_22 + last_1_var_1_33)) [L69] COND FALSE !(last_1_var_1_35 < last_1_var_1_28) [L76] var_1_1 = var_1_6 [L78] COND FALSE !(\read(var_1_13)) [L81] COND FALSE !(\read(var_1_31)) [L88] var_1_28 = 2.25f [L91] COND FALSE !(last_1_var_1_25 >= last_1_var_1_17) [L94] unsigned long int stepLocal_2 = (last_1_var_1_17 + last_1_var_1_17) / (var_1_23 + var_1_24); [L95] COND TRUE stepLocal_2 >= var_1_14 [L96] var_1_22 = (200 - var_1_15) [L98] unsigned char stepLocal_3 = var_1_20; [L99] COND TRUE stepLocal_3 != var_1_23 [L100] COND TRUE ! var_1_13 [L101] var_1_26 = (var_1_27 - var_1_14) [L108] var_1_35 = var_1_30 [L109] COND TRUE 128 >= (var_1_26 / var_1_27) [L110] var_1_33 = ((((((18346) < 0 ) ? -(18346) : (18346))) + ((((28846) < (var_1_34)) ? (28846) : (var_1_34)))) - ((((((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) < (var_1_12)) ? (((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) : (var_1_12)))) [L114] var_1_9 = ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1))))) [L115] COND FALSE !(\read(var_1_13)) [L118] COND FALSE !((var_1_35 * var_1_35) >= var_1_28) [L125] var_1_18 = var_1_21 [L127] COND FALSE !(var_1_18 > 1.75) [L200] RET step() [L201] CALL, EXPR property() [L191] EXPR ((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1) [L191] EXPR (var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1 [L191] EXPR last_1_var_1_7 >> (var_1_14 + var_1_15) [L191] EXPR (var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1 [L191] EXPR ((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1) [L191] EXPR ((((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1)) && (var_1_13 ? (var_1_17 == ((signed long int) ((var_1_12 + (var_1_6 + var_1_26)) + (var_1_15 - var_1_7)))) : 1)) && (((var_1_35 * var_1_35) >= var_1_28) ? (((- (16 % var_1_20)) >= (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1)) ? (var_1_18 == ((float) var_1_21)) : (var_1_18 == ((float) var_1_21))) : (var_1_18 == ((float) var_1_21))) [L191] EXPR ((var_1_35 * var_1_35) >= var_1_28) ? (((- (16 % var_1_20)) >= (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1)) ? (var_1_18 == ((float) var_1_21)) : (var_1_18 == ((float) var_1_21))) : (var_1_18 == ((float) var_1_21)) [L191] EXPR ((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1 [L191] EXPR ((var_1_35 * var_1_35) >= var_1_28) ? (((- (16 % var_1_20)) >= (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1)) ? (var_1_18 == ((float) var_1_21)) : (var_1_18 == ((float) var_1_21))) : (var_1_18 == ((float) var_1_21)) [L191] EXPR ((((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1)) && (var_1_13 ? (var_1_17 == ((signed long int) ((var_1_12 + (var_1_6 + var_1_26)) + (var_1_15 - var_1_7)))) : 1)) && (((var_1_35 * var_1_35) >= var_1_28) ? (((- (16 % var_1_20)) >= (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1)) ? (var_1_18 == ((float) var_1_21)) : (var_1_18 == ((float) var_1_21))) : (var_1_18 == ((float) var_1_21))) [L191-L192] return ((((((((((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1)) && (var_1_13 ? (var_1_17 == ((signed long int) ((var_1_12 + (var_1_6 + var_1_26)) + (var_1_15 - var_1_7)))) : 1)) && (((var_1_35 * var_1_35) >= var_1_28) ? (((- (16 % var_1_20)) >= (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1)) ? (var_1_18 == ((float) var_1_21)) : (var_1_18 == ((float) var_1_21))) : (var_1_18 == ((float) var_1_21)))) && ((((last_1_var_1_17 + last_1_var_1_17) / (var_1_23 + var_1_24)) >= var_1_14) ? (var_1_22 == ((unsigned char) (200 - var_1_15))) : 1)) && ((var_1_18 > 1.75) ? (((var_1_1 <= (~ last_1_var_1_25)) && var_1_13) ? ((var_1_13 && (var_1_26 < var_1_33)) ? (var_1_25 == ((unsigned long int) ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) : (var_1_25 == ((unsigned long int) var_1_24))) : 1) : 1)) && ((var_1_20 != var_1_23) ? ((! var_1_13) ? (var_1_26 == ((unsigned char) (var_1_27 - var_1_14))) : (var_1_26 == ((unsigned char) var_1_27))) : (var_1_26 == ((unsigned char) 2)))) && (var_1_13 ? (var_1_28 == ((float) ((((var_1_21) > ((var_1_29 + var_1_30))) ? (var_1_21) : ((var_1_29 + var_1_30)))))) : (var_1_31 ? ((! ((var_1_1 > var_1_12) || var_1_32)) ? (var_1_28 == ((float) var_1_30)) : (var_1_28 == ((float) var_1_29))) : (var_1_28 == ((float) 2.25f))))) && ((128 >= (var_1_26 / var_1_27)) ? (var_1_33 == ((unsigned short int) ((((((18346) < 0 ) ? -(18346) : (18346))) + ((((28846) < (var_1_34)) ? (28846) : (var_1_34)))) - ((((((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) < (var_1_12)) ? (((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) : (var_1_12)))))) : (var_1_33 == ((unsigned short int) (16 + last_1_var_1_33))))) && (var_1_35 == ((double) var_1_30)) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=2, var_1_1=-100, var_1_20=23, var_1_21=2, var_1_22=199, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=127, var_1_27=127, var_1_28=9/4, var_1_29=0, var_1_30=3, var_1_31=0, var_1_32=0, var_1_33=47192, var_1_34=28846, var_1_35=3, var_1_6=-100, var_1_7=50, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_17=128, var_1_18=2, var_1_1=-100, var_1_20=23, var_1_21=2, var_1_22=199, var_1_23=22, var_1_24=2147483647, var_1_25=5, var_1_26=127, var_1_27=127, var_1_28=9/4, var_1_29=0, var_1_30=3, var_1_31=0, var_1_32=0, var_1_33=47192, var_1_34=28846, var_1_35=3, var_1_6=-100, var_1_7=50, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 26, 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=49occurred 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, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 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 16:29:57,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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_30d5507b-a8ee-4f82-97e6-d37e692a2788/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 68d890d85a7649be871c34966ab8728eaa9d3a689e11eacc1ed1eb58f7dd3844 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:29:59,074 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:29:59,154 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 16:29:59,160 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:29:59,160 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:29:59,190 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:29:59,191 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:29:59,191 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:29:59,192 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:29:59,193 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:29:59,193 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:29:59,194 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:29:59,194 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:29:59,195 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:29:59,195 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:29:59,196 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:29:59,197 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:29:59,197 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:29:59,198 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 16:29:59,198 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 16:29:59,199 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:29:59,200 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:29:59,200 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:29:59,201 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:29:59,201 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 16:29:59,202 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 16:29:59,202 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 16:29:59,202 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 16:29:59,203 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:29:59,203 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:29:59,204 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:29:59,204 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 16:29:59,205 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:29:59,205 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:29:59,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:29:59,206 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:29:59,206 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:29:59,206 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:29:59,206 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 16:29:59,207 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 16:29:59,207 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:29:59,207 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:29:59,208 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:29:59,208 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:29:59,208 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_30d5507b-a8ee-4f82-97e6-d37e692a2788/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68d890d85a7649be871c34966ab8728eaa9d3a689e11eacc1ed1eb58f7dd3844 [2023-12-02 16:29:59,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:29:59,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:29:59,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:29:59,565 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:29:59,565 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:29:59,567 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i [2023-12-02 16:30:02,265 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:30:02,483 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:30:02,484 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i [2023-12-02 16:30:02,495 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/data/3f48cfaa4/264d207aded3425b814d7271e3a3f589/FLAGf17f5c4ae [2023-12-02 16:30:02,508 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/data/3f48cfaa4/264d207aded3425b814d7271e3a3f589 [2023-12-02 16:30:02,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:30:02,512 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:30:02,513 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:30:02,513 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:30:02,517 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:30:02,518 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:30:02" (1/1) ... [2023-12-02 16:30:02,519 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d8d05da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:02, skipping insertion in model container [2023-12-02 16:30:02,520 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:30:02" (1/1) ... [2023-12-02 16:30:02,556 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:30:02,681 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_30d5507b-a8ee-4f82-97e6-d37e692a2788/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i[916,929] [2023-12-02 16:30:02,753 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:30:02,770 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:30:02,781 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_30d5507b-a8ee-4f82-97e6-d37e692a2788/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i[916,929] [2023-12-02 16:30:02,821 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:30:02,839 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:30:02,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:02 WrapperNode [2023-12-02 16:30:02,840 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:30:02,841 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:30:02,841 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:30:02,841 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:30:02,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:02" (1/1) ... [2023-12-02 16:30:02,862 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:02" (1/1) ... [2023-12-02 16:30:02,893 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2023-12-02 16:30:02,894 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:30:02,895 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:30:02,895 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:30:02,895 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:30:02,904 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:02" (1/1) ... [2023-12-02 16:30:02,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:02" (1/1) ... [2023-12-02 16:30:02,911 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:02" (1/1) ... [2023-12-02 16:30:02,911 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:02" (1/1) ... [2023-12-02 16:30:02,925 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:02" (1/1) ... [2023-12-02 16:30:02,930 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:02" (1/1) ... [2023-12-02 16:30:02,935 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:02" (1/1) ... [2023-12-02 16:30:02,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:02" (1/1) ... [2023-12-02 16:30:02,943 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:30:02,945 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:30:02,945 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:30:02,945 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:30:02,946 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:02" (1/1) ... [2023-12-02 16:30:02,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:30:02,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:30:02,974 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:30:02,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:30:03,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:30:03,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 16:30:03,022 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 16:30:03,022 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 16:30:03,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:30:03,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:30:03,125 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:30:03,127 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:30:08,388 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:30:08,444 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:30:08,445 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 16:30:08,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:30:08 BoogieIcfgContainer [2023-12-02 16:30:08,446 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:30:08,448 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:30:08,449 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:30:08,451 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:30:08,451 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:30:02" (1/3) ... [2023-12-02 16:30:08,452 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a32a4ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:30:08, skipping insertion in model container [2023-12-02 16:30:08,452 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:02" (2/3) ... [2023-12-02 16:30:08,453 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a32a4ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:30:08, skipping insertion in model container [2023-12-02 16:30:08,453 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:30:08" (3/3) ... [2023-12-02 16:30:08,454 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-35.i [2023-12-02 16:30:08,470 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:30:08,470 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 16:30:08,512 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:30:08,518 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;@1eaa0464, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:30:08,518 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 16:30:08,523 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 47 states have (on average 1.5106382978723405) internal successors, (71), 48 states have internal predecessors, (71), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-12-02 16:30:08,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-02 16:30:08,537 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:30:08,538 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:30:08,538 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:30:08,542 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:30:08,543 INFO L85 PathProgramCache]: Analyzing trace with hash 1903410182, now seen corresponding path program 1 times [2023-12-02 16:30:08,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:30:08,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [62156131] [2023-12-02 16:30:08,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:30:08,556 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 16:30:08,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:30:08,572 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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 16:30:08,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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 16:30:09,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:30:09,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 16:30:09,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:30:09,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 674 proven. 0 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2023-12-02 16:30:09,162 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:30:09,163 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:30:09,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [62156131] [2023-12-02 16:30:09,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [62156131] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:30:09,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:30:09,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 16:30:09,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083581517] [2023-12-02 16:30:09,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:30:09,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 16:30:09,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:30:09,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 16:30:09,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 16:30:09,203 INFO L87 Difference]: Start difference. First operand has 76 states, 47 states have (on average 1.5106382978723405) internal successors, (71), 48 states have internal predecessors, (71), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-12-02 16:30:11,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:11,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:30:11,011 INFO L93 Difference]: Finished difference Result 149 states and 270 transitions. [2023-12-02 16:30:11,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 16:30:11,037 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 163 [2023-12-02 16:30:11,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:30:11,044 INFO L225 Difference]: With dead ends: 149 [2023-12-02 16:30:11,044 INFO L226 Difference]: Without dead ends: 74 [2023-12-02 16:30:11,047 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 162 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 16:30:11,051 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-12-02 16:30:11,052 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-12-02 16:30:11,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-12-02 16:30:11,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2023-12-02 16:30:11,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 46 states have (on average 1.4130434782608696) internal successors, (65), 46 states have internal predecessors, (65), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-12-02 16:30:11,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 117 transitions. [2023-12-02 16:30:11,096 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 117 transitions. Word has length 163 [2023-12-02 16:30:11,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:30:11,096 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 117 transitions. [2023-12-02 16:30:11,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-12-02 16:30:11,097 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 117 transitions. [2023-12-02 16:30:11,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-02 16:30:11,102 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:30:11,102 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:30:11,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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 16:30:11,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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 16:30:11,305 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:30:11,305 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:30:11,305 INFO L85 PathProgramCache]: Analyzing trace with hash 745329734, now seen corresponding path program 1 times [2023-12-02 16:30:11,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:30:11,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2057369037] [2023-12-02 16:30:11,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:30:11,307 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 16:30:11,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:30:11,308 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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 16:30:11,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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 16:30:11,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:30:11,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 16:30:11,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:30:13,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-12-02 16:30:13,421 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:30:13,421 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:30:13,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2057369037] [2023-12-02 16:30:13,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2057369037] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:30:13,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:30:13,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 16:30:13,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527485615] [2023-12-02 16:30:13,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:30:13,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 16:30:13,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:30:13,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 16:30:13,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:30:13,427 INFO L87 Difference]: Start difference. First operand 74 states and 117 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-02 16:30:15,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:16,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:16,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:30:16,537 INFO L93 Difference]: Finished difference Result 221 states and 350 transitions. [2023-12-02 16:30:16,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 16:30:16,559 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 163 [2023-12-02 16:30:16,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:30:16,564 INFO L225 Difference]: With dead ends: 221 [2023-12-02 16:30:16,564 INFO L226 Difference]: Without dead ends: 148 [2023-12-02 16:30:16,565 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 159 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 16:30:16,567 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 129 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-12-02 16:30:16,567 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 439 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-12-02 16:30:16,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2023-12-02 16:30:16,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 120. [2023-12-02 16:30:16,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 65 states have (on average 1.2923076923076924) internal successors, (84), 65 states have internal predecessors, (84), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-12-02 16:30:16,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 188 transitions. [2023-12-02 16:30:16,599 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 188 transitions. Word has length 163 [2023-12-02 16:30:16,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:30:16,600 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 188 transitions. [2023-12-02 16:30:16,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-02 16:30:16,600 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 188 transitions. [2023-12-02 16:30:16,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-12-02 16:30:16,604 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:30:16,604 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:30:16,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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)] Forceful destruction successful, exit code 0 [2023-12-02 16:30:16,808 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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 16:30:16,808 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:30:16,809 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:30:16,809 INFO L85 PathProgramCache]: Analyzing trace with hash -1792316222, now seen corresponding path program 1 times [2023-12-02 16:30:16,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:30:16,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [188987376] [2023-12-02 16:30:16,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:30:16,810 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 16:30:16,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:30:16,811 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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 16:30:16,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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 16:30:17,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:30:17,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 16:30:17,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:30:19,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-12-02 16:30:19,967 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:30:19,968 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:30:19,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [188987376] [2023-12-02 16:30:19,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [188987376] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:30:19,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:30:19,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:30:19,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291189639] [2023-12-02 16:30:19,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:30:19,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:30:19,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:30:19,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:30:19,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:30:19,971 INFO L87 Difference]: Start difference. First operand 120 states and 188 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-02 16:30:22,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:24,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:28,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:30,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:31,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:31,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:30:31,739 INFO L93 Difference]: Finished difference Result 221 states and 349 transitions. [2023-12-02 16:30:31,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 16:30:31,770 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 164 [2023-12-02 16:30:31,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:30:31,773 INFO L225 Difference]: With dead ends: 221 [2023-12-02 16:30:31,773 INFO L226 Difference]: Without dead ends: 148 [2023-12-02 16:30:31,774 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:30:31,776 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 69 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 53 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.7s IncrementalHoareTripleChecker+Time [2023-12-02 16:30:31,777 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 305 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 43 Invalid, 1 Unknown, 0 Unchecked, 11.7s Time] [2023-12-02 16:30:31,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2023-12-02 16:30:31,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 123. [2023-12-02 16:30:31,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 68 states have (on average 1.3088235294117647) internal successors, (89), 68 states have internal predecessors, (89), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-12-02 16:30:31,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 193 transitions. [2023-12-02 16:30:31,806 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 193 transitions. Word has length 164 [2023-12-02 16:30:31,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:30:31,807 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 193 transitions. [2023-12-02 16:30:31,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-02 16:30:31,807 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 193 transitions. [2023-12-02 16:30:31,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-12-02 16:30:31,810 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:30:31,810 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:30:31,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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 16:30:32,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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 16:30:32,012 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:30:32,013 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:30:32,013 INFO L85 PathProgramCache]: Analyzing trace with hash -1809204766, now seen corresponding path program 1 times [2023-12-02 16:30:32,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:30:32,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [823852585] [2023-12-02 16:30:32,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:30:32,014 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 16:30:32,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:30:32,015 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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 16:30:32,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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 16:30:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:30:32,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 16:30:32,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:30:33,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-12-02 16:30:33,796 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:30:33,796 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:30:33,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [823852585] [2023-12-02 16:30:33,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [823852585] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:30:33,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:30:33,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:30:33,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522140457] [2023-12-02 16:30:33,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:30:33,798 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:30:33,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:30:33,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:30:33,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:30:33,799 INFO L87 Difference]: Start difference. First operand 123 states and 193 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-02 16:30:35,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:37,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:30:37,090 INFO L93 Difference]: Finished difference Result 280 states and 441 transitions. [2023-12-02 16:30:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 16:30:37,090 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 165 [2023-12-02 16:30:37,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:30:37,093 INFO L225 Difference]: With dead ends: 280 [2023-12-02 16:30:37,094 INFO L226 Difference]: Without dead ends: 207 [2023-12-02 16:30:37,094 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:30:37,096 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 100 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-12-02 16:30:37,096 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 342 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2023-12-02 16:30:37,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2023-12-02 16:30:37,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 193. [2023-12-02 16:30:37,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 111 states have (on average 1.3423423423423424) internal successors, (149), 111 states have internal predecessors, (149), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-12-02 16:30:37,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 305 transitions. [2023-12-02 16:30:37,136 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 305 transitions. Word has length 165 [2023-12-02 16:30:37,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:30:37,137 INFO L495 AbstractCegarLoop]: Abstraction has 193 states and 305 transitions. [2023-12-02 16:30:37,138 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-02 16:30:37,138 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 305 transitions. [2023-12-02 16:30:37,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-12-02 16:30:37,141 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:30:37,141 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:30:37,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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)] Ended with exit code 0 [2023-12-02 16:30:37,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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 16:30:37,355 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:30:37,356 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:30:37,356 INFO L85 PathProgramCache]: Analyzing trace with hash 1474645280, now seen corresponding path program 1 times [2023-12-02 16:30:37,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:30:37,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1644034938] [2023-12-02 16:30:37,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:30:37,357 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 16:30:37,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:30:37,358 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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 16:30:37,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d5507b-a8ee-4f82-97e6-d37e692a2788/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 (6)] Waiting until timeout for monitored process [2023-12-02 16:30:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:30:37,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 54 conjunts are in the unsatisfiable core [2023-12-02 16:30:37,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:32:25,361 WARN L293 SmtUtils]: Spent 7.22s on a formula simplification that was a NOOP. DAG size: 116 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:32:55,912 WARN L293 SmtUtils]: Spent 7.48s on a formula simplification that was a NOOP. DAG size: 133 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:33:26,419 WARN L293 SmtUtils]: Spent 8.69s on a formula simplification that was a NOOP. DAG size: 140 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:33:58,594 WARN L293 SmtUtils]: Spent 8.86s on a formula simplification that was a NOOP. DAG size: 145 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:34:29,585 WARN L293 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 147 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:35:38,105 WARN L293 SmtUtils]: Spent 19.21s on a formula simplification that was a NOOP. DAG size: 150 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)