./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.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_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 f0d55d7e0a9a70a63c84f9d58c88aea903deb3ecbd160c4053bddb643db8177f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:02:34,452 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:02:34,518 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 19:02:34,522 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:02:34,523 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:02:34,546 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:02:34,547 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:02:34,548 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:02:34,548 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:02:34,549 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:02:34,549 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:02:34,550 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:02:34,550 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:02:34,551 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 19:02:34,551 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:02:34,552 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:02:34,552 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 19:02:34,553 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 19:02:34,553 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:02:34,554 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 19:02:34,554 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 19:02:34,555 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 19:02:34,556 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:02:34,556 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:02:34,557 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:02:34,557 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 19:02:34,558 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:02:34,558 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:02:34,558 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:02:34,559 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:02:34,559 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:02:34,560 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:02:34,560 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:02:34,560 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:02:34,560 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:02:34,561 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:02:34,561 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:02:34,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:02:34,561 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:02:34,561 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:02:34,562 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:02:34,562 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 19:02:34,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 19:02:34,562 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:02:34,563 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:02:34,563 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:02:34,563 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:02:34,563 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_d0980999-4bef-4a7b-a3a4-da44584f25e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0d55d7e0a9a70a63c84f9d58c88aea903deb3ecbd160c4053bddb643db8177f [2023-12-02 19:02:34,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:02:34,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:02:34,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:02:34,808 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:02:34,808 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:02:34,809 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i [2023-12-02 19:02:37,585 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:02:37,791 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:02:37,792 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i [2023-12-02 19:02:37,802 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/data/6f57039ee/1e90d29f3e9249008ddfe0b5e083f0f7/FLAG7661399ac [2023-12-02 19:02:37,817 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/data/6f57039ee/1e90d29f3e9249008ddfe0b5e083f0f7 [2023-12-02 19:02:37,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:02:37,821 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:02:37,822 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:02:37,823 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:02:37,828 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:02:37,829 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:02:37" (1/1) ... [2023-12-02 19:02:37,830 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dfcc22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:37, skipping insertion in model container [2023-12-02 19:02:37,830 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:02:37" (1/1) ... [2023-12-02 19:02:37,869 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:02:38,014 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_d0980999-4bef-4a7b-a3a4-da44584f25e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i[919,932] [2023-12-02 19:02:38,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:02:38,096 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:02:38,107 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_d0980999-4bef-4a7b-a3a4-da44584f25e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i[919,932] [2023-12-02 19:02:38,141 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:02:38,159 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:02:38,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:38 WrapperNode [2023-12-02 19:02:38,159 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:02:38,160 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:02:38,160 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:02:38,161 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:02:38,168 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:38" (1/1) ... [2023-12-02 19:02:38,181 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:38" (1/1) ... [2023-12-02 19:02:38,219 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 260 [2023-12-02 19:02:38,219 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:02:38,220 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:02:38,220 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:02:38,220 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:02:38,229 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:38" (1/1) ... [2023-12-02 19:02:38,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:38" (1/1) ... [2023-12-02 19:02:38,234 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:38" (1/1) ... [2023-12-02 19:02:38,234 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:38" (1/1) ... [2023-12-02 19:02:38,250 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:38" (1/1) ... [2023-12-02 19:02:38,254 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:38" (1/1) ... [2023-12-02 19:02:38,257 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:38" (1/1) ... [2023-12-02 19:02:38,260 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:38" (1/1) ... [2023-12-02 19:02:38,265 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:02:38,266 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:02:38,267 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:02:38,267 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:02:38,268 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:38" (1/1) ... [2023-12-02 19:02:38,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:02:38,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:02:38,296 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:02:38,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:02:38,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:02:38,330 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:02:38,330 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:02:38,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 19:02:38,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:02:38,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:02:38,417 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:02:38,418 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:02:38,811 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:02:39,132 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:02:39,132 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 19:02:39,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:02:39 BoogieIcfgContainer [2023-12-02 19:02:39,134 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:02:39,137 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:02:39,137 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:02:39,140 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:02:39,141 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:02:37" (1/3) ... [2023-12-02 19:02:39,141 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@82085e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:02:39, skipping insertion in model container [2023-12-02 19:02:39,142 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:38" (2/3) ... [2023-12-02 19:02:39,142 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@82085e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:02:39, skipping insertion in model container [2023-12-02 19:02:39,142 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:02:39" (3/3) ... [2023-12-02 19:02:39,143 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i [2023-12-02 19:02:39,162 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:02:39,163 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:02:39,213 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:02:39,220 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;@44a61456, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:02:39,220 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:02:39,225 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-12-02 19:02:39,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 19:02:39,239 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:02:39,239 INFO L195 NwaCegarLoop]: trace histogram [35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:02:39,240 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:02:39,245 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:02:39,245 INFO L85 PathProgramCache]: Analyzing trace with hash -1546164331, now seen corresponding path program 1 times [2023-12-02 19:02:39,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:02:39,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3324858] [2023-12-02 19:02:39,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:02:39,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:02:39,449 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 19:02:39,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1421314615] [2023-12-02 19:02:39,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:02:39,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:02:39,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:02:39,456 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 19:02:39,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 19:02:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:02:39,710 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 19:02:40,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:02:40,176 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 19:02:40,178 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 19:02:40,179 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 19:02:40,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 19:02:40,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 19:02:40,386 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 19:02:40,390 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 19:02:40,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:02:40 BoogieIcfgContainer [2023-12-02 19:02:40,518 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 19:02:40,519 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 19:02:40,519 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 19:02:40,519 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 19:02:40,520 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:02:39" (3/4) ... [2023-12-02 19:02:40,522 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 19:02:40,523 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 19:02:40,524 INFO L158 Benchmark]: Toolchain (without parser) took 2702.60ms. Allocated memory was 138.4MB in the beginning and 169.9MB in the end (delta: 31.5MB). Free memory was 107.3MB in the beginning and 81.8MB in the end (delta: 25.5MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. [2023-12-02 19:02:40,524 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 98.6MB. Free memory is still 52.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:02:40,525 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.19ms. Allocated memory is still 138.4MB. Free memory was 107.3MB in the beginning and 90.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 19:02:40,526 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.84ms. Allocated memory is still 138.4MB. Free memory was 90.9MB in the beginning and 85.9MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 19:02:40,526 INFO L158 Benchmark]: Boogie Preprocessor took 45.98ms. Allocated memory is still 138.4MB. Free memory was 85.9MB in the beginning and 83.4MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 19:02:40,527 INFO L158 Benchmark]: RCFGBuilder took 867.94ms. Allocated memory is still 138.4MB. Free memory was 83.4MB in the beginning and 60.3MB in the end (delta: 23.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-02 19:02:40,528 INFO L158 Benchmark]: TraceAbstraction took 1381.57ms. Allocated memory was 138.4MB in the beginning and 169.9MB in the end (delta: 31.5MB). Free memory was 59.6MB in the beginning and 81.8MB in the end (delta: -22.2MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2023-12-02 19:02:40,528 INFO L158 Benchmark]: Witness Printer took 3.77ms. Allocated memory is still 169.9MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:02:40,531 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 98.6MB. Free memory is still 52.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.19ms. Allocated memory is still 138.4MB. Free memory was 107.3MB in the beginning and 90.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.84ms. Allocated memory is still 138.4MB. Free memory was 90.9MB in the beginning and 85.9MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.98ms. Allocated memory is still 138.4MB. Free memory was 85.9MB in the beginning and 83.4MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 867.94ms. Allocated memory is still 138.4MB. Free memory was 83.4MB in the beginning and 60.3MB in the end (delta: 23.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1381.57ms. Allocated memory was 138.4MB in the beginning and 169.9MB in the end (delta: 31.5MB). Free memory was 59.6MB in the beginning and 81.8MB in the end (delta: -22.2MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * Witness Printer took 3.77ms. Allocated memory is still 169.9MB. Free memory is still 81.8MB. 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 bitwiseOr at line 100, overapproximation of shiftRight at line 104, overapproximation of someBinaryArithmeticDOUBLEoperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 90. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 0; [L26] unsigned char var_1_5 = 0; [L27] signed long int var_1_6 = 25; [L28] double var_1_10 = 99999999999.25; [L29] double var_1_11 = 255.25; [L30] double var_1_12 = 1.125; [L31] unsigned char var_1_13 = 2; [L32] unsigned char var_1_14 = 5; [L33] unsigned char var_1_15 = 32; [L34] unsigned char var_1_16 = 4; [L35] unsigned char var_1_17 = 2; [L36] signed char var_1_18 = 4; [L37] signed char var_1_19 = 16; [L38] signed char var_1_20 = 32; [L39] signed char var_1_21 = 25; [L40] signed char var_1_22 = 1; [L41] signed char var_1_23 = 100; [L42] double var_1_24 = 3.125; [L43] double var_1_25 = 0.0; [L44] unsigned short int var_1_26 = 32; [L45] unsigned short int var_1_27 = 36217; [L46] unsigned char var_1_28 = 2; [L47] signed long int var_1_29 = -25; [L48] signed char var_1_31 = 4; [L49] signed char var_1_34 = 64; [L50] signed short int var_1_35 = -5; [L51] signed short int var_1_36 = 64; [L52] signed char var_1_37 = -5; [L53] unsigned char var_1_39 = 1; [L54] unsigned char var_1_40 = 1; [L55] signed char var_1_41 = -32; [L56] unsigned short int var_1_42 = 10; [L57] unsigned long int var_1_44 = 10; [L58] unsigned long int var_1_45 = 2602144630; [L59] unsigned long int var_1_46 = 4; [L60] signed long int var_1_47 = 16; [L61] unsigned char var_1_48 = 0; [L62] unsigned char var_1_50 = 50; [L204] isInitial = 1 [L205] FCALL initially() [L206] COND TRUE 1 [L207] FCALL updateLastVariables() [L208] CALL updateVariables() [L142] var_1_2 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L144] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L145] var_1_3 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L147] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L148] var_1_4 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_50=50, var_1_5=0, var_1_6=25] [L150] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L151] var_1_5 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_6=25] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_6=25] [L153] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L154] var_1_11 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L156] var_1_12 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L158] var_1_14 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L160] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L161] var_1_16 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L163] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L164] var_1_17 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L166] CALL assume_abort_if_not(var_1_17 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_17 <= 127) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L167] var_1_19 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L169] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L170] var_1_20 = __VERIFIER_nondet_char() [L171] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L172] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L173] var_1_21 = __VERIFIER_nondet_char() [L174] CALL assume_abort_if_not(var_1_21 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_21 >= -63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L175] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L176] var_1_22 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_22 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_22 >= -1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L178] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L179] var_1_23 = __VERIFIER_nondet_char() [L180] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L181] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L182] var_1_25 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_25 >= 4611686.018427382800e+12F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_25 >= 4611686.018427382800e+12F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L184] var_1_27 = __VERIFIER_nondet_ushort() [L185] CALL assume_abort_if_not(var_1_27 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_27 >= 32767) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L186] CALL assume_abort_if_not(var_1_27 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_27 <= 65534) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L187] var_1_34 = __VERIFIER_nondet_char() [L188] CALL assume_abort_if_not(var_1_34 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_34 >= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L189] CALL assume_abort_if_not(var_1_34 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_34 <= 126) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L190] var_1_40 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_40 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_40 >= 1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L192] CALL assume_abort_if_not(var_1_40 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_40 <= 1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L193] var_1_45 = __VERIFIER_nondet_ulong() [L194] CALL assume_abort_if_not(var_1_45 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=4294967294, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_45 >= 2147483647) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=4294967294, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L195] CALL assume_abort_if_not(var_1_45 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=4294967294, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_45 <= 4294967294) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=129, var_1_15=32, var_1_16=2, var_1_17=127, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=4294967294, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L208] RET updateVariables() [L209] CALL step() [L66] COND TRUE \read(var_1_2) [L67] var_1_1 = (var_1_3 || var_1_4) [L71] COND TRUE ! var_1_5 [L72] var_1_15 = (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))) [L74] var_1_18 = ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23)))) [L75] COND FALSE !(\read(var_1_1)) [L78] var_1_28 = var_1_16 [L79] var_1_6 = ((var_1_28 - var_1_26) + var_1_26) [L80] COND FALSE !(var_1_26 < (var_1_6 * var_1_28)) [L87] var_1_10 = var_1_12 [L89] signed long int stepLocal_0 = - var_1_26; [L90] COND FALSE !(var_1_12 != var_1_10) [L93] COND FALSE !(stepLocal_0 > var_1_14) [L96] var_1_13 = 25 [L99] signed char stepLocal_1 = var_1_23; [L100] EXPR var_1_20 ^ var_1_28 [L100] COND FALSE !(stepLocal_1 >= (var_1_20 ^ var_1_28)) [L103] var_1_29 = var_1_16 [L104] EXPR var_1_27 >> var_1_28 [L104] COND FALSE !((var_1_27 >> var_1_28) >= var_1_23) [L107] var_1_31 = var_1_20 [L109] var_1_35 = var_1_34 [L110] COND FALSE !(var_1_17 < (var_1_28 * var_1_28)) [L117] COND FALSE !(\read(var_1_3)) [L120] var_1_37 = ((((var_1_34) < (var_1_21)) ? (var_1_34) : (var_1_21))) [L122] var_1_39 = var_1_40 [L123] COND TRUE \read(var_1_40) [L124] var_1_41 = ((((4) < 0 ) ? -(4) : (4))) [L126] COND FALSE !(var_1_28 > var_1_14) [L129] var_1_42 = (((((((((((16) < (var_1_27)) ? (16) : (var_1_27))) < 0 ) ? -((((16) < (var_1_27)) ? (16) : (var_1_27))) : ((((16) < (var_1_27)) ? (16) : (var_1_27)))))) > (var_1_34)) ? ((((((((16) < (var_1_27)) ? (16) : (var_1_27))) < 0 ) ? -((((16) < (var_1_27)) ? (16) : (var_1_27))) : ((((16) < (var_1_27)) ? (16) : (var_1_27)))))) : (var_1_34))) [L131] COND TRUE var_1_20 <= var_1_34 [L132] var_1_44 = (((((((var_1_45 - var_1_34) < 0 ) ? -(var_1_45 - var_1_34) : (var_1_45 - var_1_34))) < 0 ) ? -((((var_1_45 - var_1_34) < 0 ) ? -(var_1_45 - var_1_34) : (var_1_45 - var_1_34))) : ((((var_1_45 - var_1_34) < 0 ) ? -(var_1_45 - var_1_34) : (var_1_45 - var_1_34))))) [L134] COND FALSE !(var_1_16 < var_1_28) [L137] var_1_47 = var_1_6 [L138] var_1_48 = var_1_4 [L139] var_1_50 = var_1_34 [L209] RET step() [L210] CALL, EXPR property() [L200] EXPR ((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 || (var_1_4 || var_1_5))))) && (var_1_6 == ((signed long int) ((var_1_28 - var_1_26) + var_1_26)))) && ((var_1_26 < (var_1_6 * var_1_28)) ? (var_1_3 ? ((var_1_26 <= var_1_6) ? (var_1_10 == ((double) (var_1_11 - var_1_12))) : 1) : 1) : (var_1_10 == ((double) var_1_12)))) && ((var_1_12 != var_1_10) ? (var_1_13 == ((unsigned char) var_1_14)) : (((- var_1_26) > var_1_14) ? (var_1_13 == ((unsigned char) var_1_14)) : (var_1_13 == ((unsigned char) 25))))) && ((! var_1_5) ? (var_1_15 == ((unsigned char) (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))))) : 1)) && (var_1_18 == ((signed char) ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23))))))) && ((var_1_23 >= (var_1_20 ^ var_1_28)) ? (var_1_24 == ((double) ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))))) : 1) [L200-L201] return ((((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 || (var_1_4 || var_1_5))))) && (var_1_6 == ((signed long int) ((var_1_28 - var_1_26) + var_1_26)))) && ((var_1_26 < (var_1_6 * var_1_28)) ? (var_1_3 ? ((var_1_26 <= var_1_6) ? (var_1_10 == ((double) (var_1_11 - var_1_12))) : 1) : 1) : (var_1_10 == ((double) var_1_12)))) && ((var_1_12 != var_1_10) ? (var_1_13 == ((unsigned char) var_1_14)) : (((- var_1_26) > var_1_14) ? (var_1_13 == ((unsigned char) var_1_14)) : (var_1_13 == ((unsigned char) 25))))) && ((! var_1_5) ? (var_1_15 == ((unsigned char) (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))))) : 1)) && (var_1_18 == ((signed char) ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23))))))) && ((var_1_23 >= (var_1_20 ^ var_1_28)) ? (var_1_24 == ((double) ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))))) : 1)) && (var_1_1 ? (var_1_26 == ((unsigned short int) ((((((((var_1_18) < (var_1_14)) ? (var_1_18) : (var_1_14)))) < ((var_1_27 - var_1_17))) ? (((((var_1_18) < (var_1_14)) ? (var_1_18) : (var_1_14)))) : ((var_1_27 - var_1_17)))))) : 1)) && (var_1_28 == ((unsigned char) var_1_16)) ; [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=2, var_1_13=25, var_1_14=129, var_1_15=129, var_1_16=2, var_1_17=127, var_1_18=125, var_1_19=63, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=2, var_1_2=1, var_1_31=1, var_1_34=63, var_1_35=63, var_1_36=64, var_1_37=0, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=4, var_1_42=63, var_1_44=4294967231, var_1_45=4294967294, var_1_46=4, var_1_47=2, var_1_48=0, var_1_4=0, var_1_50=63, var_1_5=0, var_1_6=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=2, var_1_13=25, var_1_14=129, var_1_15=129, var_1_16=2, var_1_17=127, var_1_18=125, var_1_19=63, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=126, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=2, var_1_2=1, var_1_31=1, var_1_34=63, var_1_35=63, var_1_36=64, var_1_37=0, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=4, var_1_42=63, var_1_44=4294967231, var_1_45=4294967294, var_1_46=4, var_1_47=2, var_1_48=0, var_1_4=0, var_1_50=63, var_1_5=0, var_1_6=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 35, 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=63occurred 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: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 128 NumberOfCodeBlocks, 128 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 19:02:40,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 f0d55d7e0a9a70a63c84f9d58c88aea903deb3ecbd160c4053bddb643db8177f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:02:42,426 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:02:42,505 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 19:02:42,511 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:02:42,512 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:02:42,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:02:42,541 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:02:42,542 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:02:42,543 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:02:42,543 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:02:42,544 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:02:42,544 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:02:42,545 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:02:42,546 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:02:42,546 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:02:42,547 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:02:42,547 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:02:42,548 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:02:42,549 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:02:42,549 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:02:42,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:02:42,550 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:02:42,551 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:02:42,551 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:02:42,552 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 19:02:42,552 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 19:02:42,552 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 19:02:42,553 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:02:42,553 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:02:42,554 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:02:42,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:02:42,555 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 19:02:42,555 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:02:42,555 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:02:42,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:02:42,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:02:42,557 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:02:42,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:02:42,558 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 19:02:42,558 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 19:02:42,559 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:02:42,561 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:02:42,562 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:02:42,562 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:02:42,563 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_d0980999-4bef-4a7b-a3a4-da44584f25e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0d55d7e0a9a70a63c84f9d58c88aea903deb3ecbd160c4053bddb643db8177f [2023-12-02 19:02:42,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:02:42,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:02:42,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:02:42,885 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:02:42,885 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:02:42,886 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i [2023-12-02 19:02:45,701 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:02:45,917 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:02:45,918 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i [2023-12-02 19:02:45,929 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/data/78193da67/9aa3fa901db7440b957961dcc020f314/FLAG71e0f5844 [2023-12-02 19:02:45,943 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/data/78193da67/9aa3fa901db7440b957961dcc020f314 [2023-12-02 19:02:45,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:02:45,947 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:02:45,949 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:02:45,949 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:02:45,954 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:02:45,955 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:02:45" (1/1) ... [2023-12-02 19:02:45,956 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63cca64f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:45, skipping insertion in model container [2023-12-02 19:02:45,956 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:02:45" (1/1) ... [2023-12-02 19:02:45,996 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:02:46,148 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_d0980999-4bef-4a7b-a3a4-da44584f25e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i[919,932] [2023-12-02 19:02:46,218 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:02:46,235 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:02:46,248 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_d0980999-4bef-4a7b-a3a4-da44584f25e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i[919,932] [2023-12-02 19:02:46,286 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:02:46,306 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:02:46,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:46 WrapperNode [2023-12-02 19:02:46,307 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:02:46,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:02:46,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:02:46,308 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:02:46,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:46" (1/1) ... [2023-12-02 19:02:46,329 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:46" (1/1) ... [2023-12-02 19:02:46,362 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 216 [2023-12-02 19:02:46,362 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:02:46,363 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:02:46,363 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:02:46,363 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:02:46,373 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:46" (1/1) ... [2023-12-02 19:02:46,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:46" (1/1) ... [2023-12-02 19:02:46,378 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:46" (1/1) ... [2023-12-02 19:02:46,379 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:46" (1/1) ... [2023-12-02 19:02:46,392 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:46" (1/1) ... [2023-12-02 19:02:46,396 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:46" (1/1) ... [2023-12-02 19:02:46,399 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:46" (1/1) ... [2023-12-02 19:02:46,402 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:46" (1/1) ... [2023-12-02 19:02:46,408 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:02:46,409 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:02:46,409 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:02:46,409 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:02:46,410 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:46" (1/1) ... [2023-12-02 19:02:46,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:02:46,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:02:46,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:02:46,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:02:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:02:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 19:02:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:02:46,472 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:02:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:02:46,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:02:46,624 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:02:46,627 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:02:49,115 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:02:49,169 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:02:49,170 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 19:02:49,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:02:49 BoogieIcfgContainer [2023-12-02 19:02:49,170 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:02:49,173 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:02:49,173 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:02:49,177 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:02:49,177 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:02:45" (1/3) ... [2023-12-02 19:02:49,177 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@659d20be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:02:49, skipping insertion in model container [2023-12-02 19:02:49,178 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:02:46" (2/3) ... [2023-12-02 19:02:49,178 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@659d20be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:02:49, skipping insertion in model container [2023-12-02 19:02:49,178 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:02:49" (3/3) ... [2023-12-02 19:02:49,179 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i [2023-12-02 19:02:49,194 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:02:49,195 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:02:49,237 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:02:49,243 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;@14fe0e02, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:02:49,243 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:02:49,247 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-12-02 19:02:49,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-12-02 19:02:49,264 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:02:49,265 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:02:49,265 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:02:49,270 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:02:49,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1459559298, now seen corresponding path program 1 times [2023-12-02 19:02:49,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:02:49,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [851380997] [2023-12-02 19:02:49,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:02:49,284 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 19:02:49,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:02:49,312 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 19:02:49,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 19:02:49,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:02:49,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 19:02:49,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:02:49,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1080 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-12-02 19:02:49,793 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:02:49,794 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:02:49,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [851380997] [2023-12-02 19:02:49,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [851380997] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:02:49,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:02:49,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 19:02:49,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44528353] [2023-12-02 19:02:49,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:02:49,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 19:02:49,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:02:49,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 19:02:49,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 19:02:49,835 INFO L87 Difference]: Start difference. First operand has 91 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-12-02 19:02:50,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:02:50,810 INFO L93 Difference]: Finished difference Result 179 states and 323 transitions. [2023-12-02 19:02:50,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 19:02:50,833 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 219 [2023-12-02 19:02:50,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:02:50,839 INFO L225 Difference]: With dead ends: 179 [2023-12-02 19:02:50,840 INFO L226 Difference]: Without dead ends: 89 [2023-12-02 19:02:50,843 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 218 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 19:02:50,845 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-12-02 19:02:50,846 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 137 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-12-02 19:02:50,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-12-02 19:02:50,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-12-02 19:02:50,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 52 states have (on average 1.3461538461538463) internal successors, (70), 52 states have internal predecessors, (70), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-12-02 19:02:50,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 140 transitions. [2023-12-02 19:02:50,885 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 140 transitions. Word has length 219 [2023-12-02 19:02:50,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:02:50,885 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 140 transitions. [2023-12-02 19:02:50,886 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-12-02 19:02:50,886 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 140 transitions. [2023-12-02 19:02:50,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-12-02 19:02:50,891 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:02:50,891 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:02:50,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 19:02:51,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 19:02:51,102 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:02:51,103 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:02:51,103 INFO L85 PathProgramCache]: Analyzing trace with hash -835287416, now seen corresponding path program 1 times [2023-12-02 19:02:51,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:02:51,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1309540723] [2023-12-02 19:02:51,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:02:51,105 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 19:02:51,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:02:51,106 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 19:02:51,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 19:02:51,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:02:51,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 19:02:51,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:02:52,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 804 proven. 81 refuted. 0 times theorem prover too weak. 1495 trivial. 0 not checked. [2023-12-02 19:02:52,234 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:02:52,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 21 proven. 81 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-12-02 19:02:52,628 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:02:52,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1309540723] [2023-12-02 19:02:52,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1309540723] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 19:02:52,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [124277712] [2023-12-02 19:02:52,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:02:52,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 19:02:52,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 19:02:52,632 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 19:02:52,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 19:02:53,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:02:53,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 19:02:53,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:02:54,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 412 proven. 93 refuted. 0 times theorem prover too weak. 1875 trivial. 0 not checked. [2023-12-02 19:02:54,078 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:02:54,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 9 proven. 93 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-12-02 19:02:54,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [124277712] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 19:02:54,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [496085756] [2023-12-02 19:02:54,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:02:54,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:02:54,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:02:54,487 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 19:02:54,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-02 19:02:54,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:02:54,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 19:02:54,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:02:55,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 804 proven. 81 refuted. 0 times theorem prover too weak. 1495 trivial. 0 not checked. [2023-12-02 19:02:55,276 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:02:55,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 21 proven. 81 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-12-02 19:02:55,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [496085756] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 19:02:55,579 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 19:02:55,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 10 [2023-12-02 19:02:55,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338230732] [2023-12-02 19:02:55,580 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 19:02:55,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-02 19:02:55,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:02:55,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-02 19:02:55,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-12-02 19:02:55,586 INFO L87 Difference]: Start difference. First operand 89 states and 140 transitions. Second operand has 10 states, 10 states have (on average 9.5) internal successors, (95), 10 states have internal predecessors, (95), 3 states have call successors, (124), 3 states have call predecessors, (124), 6 states have return successors, (127), 3 states have call predecessors, (127), 3 states have call successors, (127) [2023-12-02 19:02:57,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:02:57,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:02:57,602 INFO L93 Difference]: Finished difference Result 190 states and 289 transitions. [2023-12-02 19:02:57,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-12-02 19:02:57,625 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.5) internal successors, (95), 10 states have internal predecessors, (95), 3 states have call successors, (124), 3 states have call predecessors, (124), 6 states have return successors, (127), 3 states have call predecessors, (127), 3 states have call successors, (127) Word has length 219 [2023-12-02 19:02:57,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:02:57,628 INFO L225 Difference]: With dead ends: 190 [2023-12-02 19:02:57,629 INFO L226 Difference]: Without dead ends: 102 [2023-12-02 19:02:57,630 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1319 GetRequests, 1298 SyntacticMatches, 3 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=132, Invalid=248, Unknown=0, NotChecked=0, Total=380 [2023-12-02 19:02:57,632 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 116 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-12-02 19:02:57,632 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 198 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-12-02 19:02:57,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2023-12-02 19:02:57,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 96. [2023-12-02 19:02:57,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 57 states have (on average 1.2456140350877194) internal successors, (71), 57 states have internal predecessors, (71), 35 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-12-02 19:02:57,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 141 transitions. [2023-12-02 19:02:57,653 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 141 transitions. Word has length 219 [2023-12-02 19:02:57,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:02:57,655 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 141 transitions. [2023-12-02 19:02:57,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.5) internal successors, (95), 10 states have internal predecessors, (95), 3 states have call successors, (124), 3 states have call predecessors, (124), 6 states have return successors, (127), 3 states have call predecessors, (127), 3 states have call successors, (127) [2023-12-02 19:02:57,655 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 141 transitions. [2023-12-02 19:02:57,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-12-02 19:02:57,660 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:02:57,660 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:02:57,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-12-02 19:02:57,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 19:02:58,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-12-02 19:02:58,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:02:58,264 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:02:58,264 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:02:58,264 INFO L85 PathProgramCache]: Analyzing trace with hash -374083764, now seen corresponding path program 1 times [2023-12-02 19:02:58,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:02:58,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [921178035] [2023-12-02 19:02:58,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:02:58,265 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 19:02:58,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:02:58,266 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 19:02:58,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 19:02:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:02:58,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 19:02:58,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:02:59,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 563 proven. 177 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2023-12-02 19:02:59,749 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:03:00,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 21 proven. 180 refuted. 0 times theorem prover too weak. 2179 trivial. 0 not checked. [2023-12-02 19:03:00,489 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:03:00,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [921178035] [2023-12-02 19:03:00,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [921178035] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 19:03:00,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1027530490] [2023-12-02 19:03:00,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:03:00,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 19:03:00,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 19:03:00,490 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 19:03:00,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-02 19:03:01,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:03:01,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 19:03:01,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:03:01,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 624 proven. 87 refuted. 0 times theorem prover too weak. 1669 trivial. 0 not checked. [2023-12-02 19:03:01,911 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:03:02,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 15 proven. 87 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-12-02 19:03:02,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1027530490] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 19:03:02,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1237091924] [2023-12-02 19:03:02,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:03:02,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:03:02,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:03:02,341 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 19:03:02,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-02 19:03:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:03:02,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 19:03:02,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:03:03,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 624 proven. 87 refuted. 0 times theorem prover too weak. 1669 trivial. 0 not checked. [2023-12-02 19:03:03,154 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:03:03,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 15 proven. 87 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-12-02 19:03:03,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1237091924] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 19:03:03,432 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 19:03:03,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 7, 7, 7, 7] total 19 [2023-12-02 19:03:03,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015466384] [2023-12-02 19:03:03,433 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 19:03:03,434 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-12-02 19:03:03,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:03:03,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-12-02 19:03:03,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2023-12-02 19:03:03,436 INFO L87 Difference]: Start difference. First operand 96 states and 141 transitions. Second operand has 19 states, 19 states have (on average 5.684210526315789) internal successors, (108), 19 states have internal predecessors, (108), 4 states have call successors, (126), 4 states have call predecessors, (126), 9 states have return successors, (129), 4 states have call predecessors, (129), 4 states have call successors, (129) [2023-12-02 19:03:05,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:03:06,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:03:06,599 INFO L93 Difference]: Finished difference Result 310 states and 443 transitions. [2023-12-02 19:03:06,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-12-02 19:03:06,600 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 5.684210526315789) internal successors, (108), 19 states have internal predecessors, (108), 4 states have call successors, (126), 4 states have call predecessors, (126), 9 states have return successors, (129), 4 states have call predecessors, (129), 4 states have call successors, (129) Word has length 219 [2023-12-02 19:03:06,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:03:06,603 INFO L225 Difference]: With dead ends: 310 [2023-12-02 19:03:06,604 INFO L226 Difference]: Without dead ends: 215 [2023-12-02 19:03:06,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1328 GetRequests, 1289 SyntacticMatches, 3 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=386, Invalid=1020, Unknown=0, NotChecked=0, Total=1406 [2023-12-02 19:03:06,607 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 627 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 721 mSolverCounterSat, 252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 631 SdHoareTripleChecker+Valid, 468 SdHoareTripleChecker+Invalid, 973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 252 IncrementalHoareTripleChecker+Valid, 721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-12-02 19:03:06,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [631 Valid, 468 Invalid, 973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [252 Valid, 721 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-12-02 19:03:06,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2023-12-02 19:03:06,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 103. [2023-12-02 19:03:06,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 63 states have (on average 1.2222222222222223) internal successors, (77), 63 states have internal predecessors, (77), 35 states have call successors, (35), 4 states have call predecessors, (35), 4 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-12-02 19:03:06,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2023-12-02 19:03:06,634 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 219 [2023-12-02 19:03:06,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:03:06,635 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2023-12-02 19:03:06,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 5.684210526315789) internal successors, (108), 19 states have internal predecessors, (108), 4 states have call successors, (126), 4 states have call predecessors, (126), 9 states have return successors, (129), 4 states have call predecessors, (129), 4 states have call successors, (129) [2023-12-02 19:03:06,636 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2023-12-02 19:03:06,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-12-02 19:03:06,639 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:03:06,640 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:03:06,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-12-02 19:03:06,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-12-02 19:03:07,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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)] Forceful destruction successful, exit code 0 [2023-12-02 19:03:07,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 19:03:07,241 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:03:07,241 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:03:07,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1191732214, now seen corresponding path program 1 times [2023-12-02 19:03:07,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:03:07,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1344490631] [2023-12-02 19:03:07,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:03:07,243 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 19:03:07,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:03:07,244 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 19:03:07,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 (9)] Waiting until timeout for monitored process [2023-12-02 19:03:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:03:07,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 19:03:07,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:03:09,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 27 proven. 1000 refuted. 0 times theorem prover too weak. 1353 trivial. 0 not checked. [2023-12-02 19:03:09,049 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:03:09,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 27 proven. 75 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-12-02 19:03:09,650 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:03:09,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1344490631] [2023-12-02 19:03:09,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1344490631] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 19:03:09,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [41036208] [2023-12-02 19:03:09,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:03:09,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 19:03:09,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 19:03:09,652 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 19:03:09,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-02 19:03:10,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:03:10,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 19:03:10,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:03:11,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 952 proven. 75 refuted. 0 times theorem prover too weak. 1353 trivial. 0 not checked. [2023-12-02 19:03:11,988 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:03:12,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 27 proven. 75 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-12-02 19:03:12,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [41036208] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 19:03:12,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [473102243] [2023-12-02 19:03:12,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:03:12,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:03:12,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:03:12,474 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 19:03:12,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-12-02 19:03:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:03:12,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 19:03:12,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:03:14,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 952 proven. 75 refuted. 0 times theorem prover too weak. 1353 trivial. 0 not checked. [2023-12-02 19:03:14,049 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:03:14,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 27 proven. 75 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-12-02 19:03:14,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [473102243] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 19:03:14,496 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 19:03:14,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 13 [2023-12-02 19:03:14,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924488889] [2023-12-02 19:03:14,497 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 19:03:14,498 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-02 19:03:14,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:03:14,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-02 19:03:14,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2023-12-02 19:03:14,500 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand has 13 states, 13 states have (on average 7.0) internal successors, (91), 13 states have internal predecessors, (91), 4 states have call successors, (70), 3 states have call predecessors, (70), 6 states have return successors, (71), 4 states have call predecessors, (71), 4 states have call successors, (71) [2023-12-02 19:03:17,233 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 19:03:17,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:03:17,661 INFO L93 Difference]: Finished difference Result 276 states and 377 transitions. [2023-12-02 19:03:17,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-12-02 19:03:17,663 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 7.0) internal successors, (91), 13 states have internal predecessors, (91), 4 states have call successors, (70), 3 states have call predecessors, (70), 6 states have return successors, (71), 4 states have call predecessors, (71), 4 states have call successors, (71) Word has length 219 [2023-12-02 19:03:17,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:03:17,665 INFO L225 Difference]: With dead ends: 276 [2023-12-02 19:03:17,665 INFO L226 Difference]: Without dead ends: 174 [2023-12-02 19:03:17,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1319 GetRequests, 1297 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=157, Invalid=305, Unknown=0, NotChecked=0, Total=462 [2023-12-02 19:03:17,667 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 238 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 397 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 518 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-12-02 19:03:17,667 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 330 Invalid, 518 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 397 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-12-02 19:03:17,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2023-12-02 19:03:17,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 155. [2023-12-02 19:03:17,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 101 states have (on average 1.2277227722772277) internal successors, (124), 102 states have internal predecessors, (124), 44 states have call successors, (44), 9 states have call predecessors, (44), 9 states have return successors, (44), 43 states have call predecessors, (44), 44 states have call successors, (44) [2023-12-02 19:03:17,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 212 transitions. [2023-12-02 19:03:17,694 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 212 transitions. Word has length 219 [2023-12-02 19:03:17,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:03:17,695 INFO L495 AbstractCegarLoop]: Abstraction has 155 states and 212 transitions. [2023-12-02 19:03:17,696 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.0) internal successors, (91), 13 states have internal predecessors, (91), 4 states have call successors, (70), 3 states have call predecessors, (70), 6 states have return successors, (71), 4 states have call predecessors, (71), 4 states have call successors, (71) [2023-12-02 19:03:17,696 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 212 transitions. [2023-12-02 19:03:17,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-12-02 19:03:17,699 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:03:17,699 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:03:17,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2023-12-02 19:03:17,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-12-02 19:03:18,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 (9)] Ended with exit code 0 [2023-12-02 19:03:18,300 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 19:03:18,301 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:03:18,301 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:03:18,301 INFO L85 PathProgramCache]: Analyzing trace with hash 968038913, now seen corresponding path program 1 times [2023-12-02 19:03:18,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:03:18,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1402773988] [2023-12-02 19:03:18,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:03:18,302 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 19:03:18,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:03:18,302 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 19:03:18,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 (12)] Waiting until timeout for monitored process [2023-12-02 19:03:18,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:03:18,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 19:03:18,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:03:19,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-12-02 19:03:19,155 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:03:19,156 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:03:19,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1402773988] [2023-12-02 19:03:19,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1402773988] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:03:19,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:03:19,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 19:03:19,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305214591] [2023-12-02 19:03:19,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:03:19,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 19:03:19,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:03:19,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 19:03:19,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 19:03:19,158 INFO L87 Difference]: Start difference. First operand 155 states and 212 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-12-02 19:03:20,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:03:20,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:03:20,876 INFO L93 Difference]: Finished difference Result 463 states and 634 transitions. [2023-12-02 19:03:20,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 19:03:20,877 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 220 [2023-12-02 19:03:20,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:03:20,880 INFO L225 Difference]: With dead ends: 463 [2023-12-02 19:03:20,880 INFO L226 Difference]: Without dead ends: 309 [2023-12-02 19:03:20,881 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 217 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 19:03:20,882 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 56 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-12-02 19:03:20,882 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 379 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-12-02 19:03:20,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2023-12-02 19:03:20,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 307. [2023-12-02 19:03:20,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 200 states have (on average 1.225) internal successors, (245), 202 states have internal predecessors, (245), 88 states have call successors, (88), 18 states have call predecessors, (88), 18 states have return successors, (88), 86 states have call predecessors, (88), 88 states have call successors, (88) [2023-12-02 19:03:20,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 421 transitions. [2023-12-02 19:03:20,940 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 421 transitions. Word has length 220 [2023-12-02 19:03:20,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:03:20,941 INFO L495 AbstractCegarLoop]: Abstraction has 307 states and 421 transitions. [2023-12-02 19:03:20,941 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-12-02 19:03:20,941 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 421 transitions. [2023-12-02 19:03:20,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-12-02 19:03:20,943 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:03:20,943 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:03:20,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 (12)] Forceful destruction successful, exit code 0 [2023-12-02 19:03:21,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 19:03:21,144 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:03:21,144 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:03:21,144 INFO L85 PathProgramCache]: Analyzing trace with hash -53029441, now seen corresponding path program 1 times [2023-12-02 19:03:21,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:03:21,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [66049807] [2023-12-02 19:03:21,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:03:21,145 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 19:03:21,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:03:21,146 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 19:03:21,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0980999-4bef-4a7b-a3a4-da44584f25e7/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 (13)] Waiting until timeout for monitored process [2023-12-02 19:03:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:03:21,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 19:03:21,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:04:52,717 WARN L293 SmtUtils]: Spent 18.21s on a formula simplification that was a NOOP. DAG size: 113 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 19:07:23,553 WARN L293 SmtUtils]: Spent 15.92s on a formula simplification that was a NOOP. DAG size: 114 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)