./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/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_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/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_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/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 8d395d58e00b344ffa8df3670a638c02824d8a3f061b6162cce71ccf8e2bbefd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 17:09:12,839 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 17:09:12,910 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 17:09:12,915 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 17:09:12,915 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 17:09:12,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 17:09:12,940 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 17:09:12,941 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 17:09:12,941 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 17:09:12,942 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 17:09:12,943 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 17:09:12,943 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 17:09:12,944 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 17:09:12,944 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 17:09:12,945 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 17:09:12,945 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 17:09:12,946 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 17:09:12,946 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 17:09:12,947 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 17:09:12,947 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 17:09:12,948 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 17:09:12,949 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 17:09:12,950 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 17:09:12,950 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 17:09:12,951 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 17:09:12,951 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 17:09:12,951 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 17:09:12,952 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 17:09:12,952 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 17:09:12,953 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 17:09:12,953 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 17:09:12,954 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 17:09:12,954 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 17:09:12,954 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 17:09:12,954 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 17:09:12,955 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 17:09:12,955 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 17:09:12,955 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:09:12,955 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 17:09:12,955 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 17:09:12,956 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 17:09:12,956 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 17:09:12,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 17:09:12,956 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 17:09:12,957 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 17:09:12,957 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 17:09:12,957 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 17:09:12,957 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_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d395d58e00b344ffa8df3670a638c02824d8a3f061b6162cce71ccf8e2bbefd [2023-12-02 17:09:13,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 17:09:13,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 17:09:13,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 17:09:13,243 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 17:09:13,244 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 17:09:13,245 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i [2023-12-02 17:09:16,131 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 17:09:16,330 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 17:09:16,331 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i [2023-12-02 17:09:16,339 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/data/586d6a3eb/6efbac390e5d41d9b7adebc1cdc63b4f/FLAGb9005e580 [2023-12-02 17:09:16,351 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/data/586d6a3eb/6efbac390e5d41d9b7adebc1cdc63b4f [2023-12-02 17:09:16,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 17:09:16,355 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 17:09:16,357 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 17:09:16,357 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 17:09:16,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 17:09:16,363 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:09:16" (1/1) ... [2023-12-02 17:09:16,364 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f13a8a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:16, skipping insertion in model container [2023-12-02 17:09:16,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:09:16" (1/1) ... [2023-12-02 17:09:16,401 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 17:09:16,546 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_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i[913,926] [2023-12-02 17:09:16,611 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:09:16,625 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 17:09:16,636 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_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i[913,926] [2023-12-02 17:09:16,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:09:16,687 INFO L206 MainTranslator]: Completed translation [2023-12-02 17:09:16,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:16 WrapperNode [2023-12-02 17:09:16,688 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 17:09:16,689 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 17:09:16,689 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 17:09:16,689 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 17:09:16,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:16" (1/1) ... [2023-12-02 17:09:16,705 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:16" (1/1) ... [2023-12-02 17:09:16,744 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2023-12-02 17:09:16,744 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 17:09:16,745 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 17:09:16,745 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 17:09:16,746 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 17:09:16,756 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:16" (1/1) ... [2023-12-02 17:09:16,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:16" (1/1) ... [2023-12-02 17:09:16,759 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:16" (1/1) ... [2023-12-02 17:09:16,760 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:16" (1/1) ... [2023-12-02 17:09:16,771 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:16" (1/1) ... [2023-12-02 17:09:16,775 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:16" (1/1) ... [2023-12-02 17:09:16,778 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:16" (1/1) ... [2023-12-02 17:09:16,780 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:16" (1/1) ... [2023-12-02 17:09:16,784 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 17:09:16,785 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 17:09:16,786 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 17:09:16,786 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 17:09:16,787 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:16" (1/1) ... [2023-12-02 17:09:16,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:09:16,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:09:16,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 17:09:16,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 17:09:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 17:09:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 17:09:16,880 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 17:09:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 17:09:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 17:09:16,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 17:09:16,984 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 17:09:16,986 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 17:09:17,306 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 17:09:17,488 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 17:09:17,489 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 17:09:17,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:09:17 BoogieIcfgContainer [2023-12-02 17:09:17,491 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 17:09:17,494 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 17:09:17,494 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 17:09:17,498 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 17:09:17,498 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:09:16" (1/3) ... [2023-12-02 17:09:17,499 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30d89130 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:09:17, skipping insertion in model container [2023-12-02 17:09:17,499 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:16" (2/3) ... [2023-12-02 17:09:17,500 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30d89130 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:09:17, skipping insertion in model container [2023-12-02 17:09:17,500 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:09:17" (3/3) ... [2023-12-02 17:09:17,501 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-71.i [2023-12-02 17:09:17,522 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 17:09:17,522 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 17:09:17,566 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 17:09:17,572 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;@2c2148fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 17:09:17,572 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 17:09:17,576 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-12-02 17:09:17,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-02 17:09:17,588 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:09:17,588 INFO L195 NwaCegarLoop]: trace histogram [27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:17,589 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:09:17,593 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:09:17,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1289745902, now seen corresponding path program 1 times [2023-12-02 17:09:17,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:09:17,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087440070] [2023-12-02 17:09:17,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:09:17,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:09:17,782 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 17:09:17,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [944774625] [2023-12-02 17:09:17,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:09:17,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:09:17,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:09:17,796 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:09:17,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 17:09:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 17:09:18,005 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 17:09:18,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 17:09:18,168 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 17:09:18,171 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 17:09:18,172 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 17:09:18,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 17:09:18,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 17:09:18,379 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 17:09:18,383 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 17:09:18,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 05:09:18 BoogieIcfgContainer [2023-12-02 17:09:18,466 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 17:09:18,466 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 17:09:18,466 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 17:09:18,466 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 17:09:18,467 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:09:17" (3/4) ... [2023-12-02 17:09:18,468 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 17:09:18,469 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 17:09:18,470 INFO L158 Benchmark]: Toolchain (without parser) took 2115.01ms. Allocated memory is still 163.6MB. Free memory was 123.6MB in the beginning and 101.4MB in the end (delta: 22.2MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2023-12-02 17:09:18,471 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 163.6MB. Free memory is still 137.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 17:09:18,471 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.19ms. Allocated memory is still 163.6MB. Free memory was 123.6MB in the beginning and 109.4MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 17:09:18,472 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.11ms. Allocated memory is still 163.6MB. Free memory was 109.4MB in the beginning and 106.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 17:09:18,473 INFO L158 Benchmark]: Boogie Preprocessor took 39.23ms. Allocated memory is still 163.6MB. Free memory was 106.8MB in the beginning and 104.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 17:09:18,473 INFO L158 Benchmark]: RCFGBuilder took 705.36ms. Allocated memory is still 163.6MB. Free memory was 104.7MB in the beginning and 69.7MB in the end (delta: 35.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-02 17:09:18,474 INFO L158 Benchmark]: TraceAbstraction took 971.59ms. Allocated memory is still 163.6MB. Free memory was 69.1MB in the beginning and 101.4MB in the end (delta: -32.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 17:09:18,474 INFO L158 Benchmark]: Witness Printer took 3.37ms. Allocated memory is still 163.6MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 17:09:18,478 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 163.6MB. Free memory is still 137.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.19ms. Allocated memory is still 163.6MB. Free memory was 123.6MB in the beginning and 109.4MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.11ms. Allocated memory is still 163.6MB. Free memory was 109.4MB in the beginning and 106.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.23ms. Allocated memory is still 163.6MB. Free memory was 106.8MB in the beginning and 104.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 705.36ms. Allocated memory is still 163.6MB. Free memory was 104.7MB in the beginning and 69.7MB in the end (delta: 35.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 971.59ms. Allocated memory is still 163.6MB. Free memory was 69.1MB in the beginning and 101.4MB in the end (delta: -32.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.37ms. Allocated memory is still 163.6MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 60. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 1; [L25] signed char var_1_4 = -1; [L26] signed char var_1_5 = 4; [L27] signed long int var_1_6 = -100000; [L28] signed long int var_1_7 = 0; [L29] signed long int var_1_8 = 256; [L30] unsigned short int var_1_9 = 35831; [L31] float var_1_10 = 1.875; [L32] float var_1_11 = 5.8; [L33] float var_1_12 = 2.375; [L34] float var_1_13 = 999999999999.75; [L35] signed short int var_1_14 = 32; [L36] signed short int var_1_15 = 25; [L37] signed short int var_1_16 = 23809; [L38] signed short int var_1_17 = 2; [L39] float var_1_18 = 499.25; [L40] signed long int var_1_19 = -4; [L41] unsigned short int var_1_20 = 10; [L42] unsigned short int var_1_21 = 16; [L43] signed char var_1_22 = -10; [L44] signed char var_1_23 = 25; [L136] isInitial = 1 [L137] FCALL initially() [L138] COND TRUE 1 [L139] FCALL updateLastVariables() [L140] CALL updateVariables() [L87] var_1_2 = __VERIFIER_nondet_uchar() [L88] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L89] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L90] var_1_3 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L92] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=-1, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L93] var_1_4 = __VERIFIER_nondet_char() [L94] CALL assume_abort_if_not(var_1_4 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_4 >= -1) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L95] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=4, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L96] var_1_5 = __VERIFIER_nondet_char() [L97] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L98] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=-100000, var_1_7=0, var_1_8=256, var_1_9=35831] [L99] var_1_6 = __VERIFIER_nondet_long() [L100] CALL assume_abort_if_not(var_1_6 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_6 >= -2147483648) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=256, var_1_9=35831] [L101] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=256, var_1_9=35831] [L102] var_1_7 = __VERIFIER_nondet_long() [L103] CALL assume_abort_if_not(var_1_7 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_7 >= -2147483648) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=256, var_1_9=35831] [L104] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=256, var_1_9=35831] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=256, var_1_9=35831] [L105] var_1_8 = __VERIFIER_nondet_long() [L106] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=35831] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=35831] [L107] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=35831] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=35831] [L108] var_1_9 = __VERIFIER_nondet_ushort() [L109] CALL assume_abort_if_not(var_1_9 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_9 >= 32767) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L110] CALL assume_abort_if_not(var_1_9 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_9 <= 65534) VAL [isInitial=1, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L111] var_1_11 = __VERIFIER_nondet_float() [L112] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && 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=15/8, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L113] var_1_13 = __VERIFIER_nondet_float() [L114] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L115] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L116] var_1_15 = __VERIFIER_nondet_short() [L117] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=0, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=0, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L118] CALL assume_abort_if_not(var_1_15 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=0, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_15 <= 16383) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=0, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L119] var_1_16 = __VERIFIER_nondet_short() [L120] CALL assume_abort_if_not(var_1_16 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=0, var_1_16=16383, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_16 >= 16383) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=0, var_1_16=16383, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L121] CALL assume_abort_if_not(var_1_16 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=0, var_1_16=16383, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_16 <= 32766) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=0, var_1_16=16383, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L122] var_1_17 = __VERIFIER_nondet_short() [L123] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=0, var_1_16=16383, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=0, var_1_16=16383, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L124] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=0, var_1_16=16383, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=0, var_1_16=16383, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L125] var_1_23 = __VERIFIER_nondet_char() [L126] CALL assume_abort_if_not(var_1_23 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=0, var_1_16=16383, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_23 >= -127) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=0, var_1_16=16383, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L127] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=0, var_1_16=16383, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=0, var_1_16=16383, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L140] RET updateVariables() [L141] CALL step() [L48] COND FALSE !(\read(var_1_2)) [L53] COND FALSE !(\read(var_1_3)) [L56] var_1_1 = var_1_5 [L59] var_1_10 = var_1_11 [L60] COND FALSE !(var_1_10 >= ((var_1_11 / var_1_13) / 31.9f)) [L67] COND FALSE !(! (var_1_5 < var_1_7)) [L74] var_1_14 = ((((((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) < ((var_1_15 - (var_1_16 - var_1_17)))) ? (((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) : ((var_1_15 - (var_1_16 - var_1_17))))) [L76] var_1_18 = ((((((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) > (5.5f)) ? (((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) : (5.5f))) [L77] COND FALSE !(\read(var_1_3)) [L80] var_1_19 = var_1_5 [L82] var_1_20 = var_1_15 [L83] var_1_21 = var_1_5 [L84] var_1_22 = var_1_23 [L141] RET step() [L142] CALL, EXPR property() [L132-L133] return ((((((((var_1_2 ? (((var_1_4 - var_1_5) > ((var_1_6 + var_1_7) * var_1_8)) ? (var_1_1 == ((unsigned short int) (var_1_9 - var_1_5))) : 1) : (var_1_3 ? (var_1_1 == ((unsigned short int) 32)) : (var_1_1 == ((unsigned short int) var_1_5)))) && (var_1_10 == ((float) var_1_11))) && ((var_1_10 >= ((var_1_11 / var_1_13) / 31.9f)) ? ((var_1_6 > var_1_4) ? (var_1_12 == ((float) var_1_11)) : (var_1_12 == ((float) var_1_11))) : 1)) && ((! (var_1_5 < var_1_7)) ? ((var_1_8 >= var_1_7) ? (var_1_14 == ((signed short int) (((((128) < (((((2) < (var_1_4)) ? (2) : (var_1_4))))) ? (128) : (((((2) < (var_1_4)) ? (2) : (var_1_4)))))) + var_1_5))) : (var_1_14 == ((signed short int) ((var_1_5 - var_1_15) + var_1_4)))) : (var_1_14 == ((signed short int) ((((((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) < ((var_1_15 - (var_1_16 - var_1_17)))) ? (((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) : ((var_1_15 - (var_1_16 - var_1_17))))))))) && (var_1_18 == ((float) ((((((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) > (5.5f)) ? (((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) : (5.5f)))))) && (var_1_3 ? (var_1_19 == ((signed long int) ((((var_1_17) > ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_1)) ? (var_1_16) : (var_1_1)))))) ? (var_1_17) : ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_1)) ? (var_1_16) : (var_1_1))))))))) : (var_1_19 == ((signed long int) var_1_5)))) && (var_1_20 == ((unsigned short int) var_1_15))) && (var_1_21 == ((unsigned short int) var_1_5))) && (var_1_22 == ((signed char) var_1_23)) ; [L142] RET, EXPR property() [L142] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=19/8, var_1_11=19/8, var_1_12=19/8, var_1_14=0, var_1_15=0, var_1_16=16383, var_1_17=16383, var_1_18=511/2, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=19/8, var_1_11=19/8, var_1_12=19/8, var_1_14=0, var_1_15=0, var_1_16=16383, var_1_17=16383, var_1_18=511/2, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=32767] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 27, 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=50occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 99 NumberOfCodeBlocks, 99 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 17:09:18,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/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_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/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_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/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 8d395d58e00b344ffa8df3670a638c02824d8a3f061b6162cce71ccf8e2bbefd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 17:09:20,528 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 17:09:20,612 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 17:09:20,618 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 17:09:20,619 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 17:09:20,649 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 17:09:20,650 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 17:09:20,651 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 17:09:20,652 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 17:09:20,652 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 17:09:20,653 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 17:09:20,654 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 17:09:20,654 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 17:09:20,655 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 17:09:20,655 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 17:09:20,656 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 17:09:20,657 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 17:09:20,658 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 17:09:20,658 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 17:09:20,659 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 17:09:20,659 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 17:09:20,663 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 17:09:20,663 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 17:09:20,664 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 17:09:20,664 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 17:09:20,664 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 17:09:20,665 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 17:09:20,665 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 17:09:20,665 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 17:09:20,666 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 17:09:20,666 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 17:09:20,667 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 17:09:20,667 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 17:09:20,667 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 17:09:20,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:09:20,668 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 17:09:20,668 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 17:09:20,669 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 17:09:20,669 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 17:09:20,669 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 17:09:20,669 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 17:09:20,670 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 17:09:20,670 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 17:09:20,670 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 17:09:20,670 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_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d395d58e00b344ffa8df3670a638c02824d8a3f061b6162cce71ccf8e2bbefd [2023-12-02 17:09:20,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 17:09:20,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 17:09:20,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 17:09:20,996 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 17:09:20,997 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 17:09:20,998 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i [2023-12-02 17:09:23,898 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 17:09:24,142 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 17:09:24,143 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i [2023-12-02 17:09:24,154 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/data/754183ffb/0062a392313f488da59ce7fda36645dd/FLAG6af9cfd3c [2023-12-02 17:09:24,171 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/data/754183ffb/0062a392313f488da59ce7fda36645dd [2023-12-02 17:09:24,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 17:09:24,175 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 17:09:24,177 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 17:09:24,177 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 17:09:24,183 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 17:09:24,183 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:09:24" (1/1) ... [2023-12-02 17:09:24,184 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 05:09:24, skipping insertion in model container [2023-12-02 17:09:24,185 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:09:24" (1/1) ... [2023-12-02 17:09:24,225 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 17:09:24,401 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_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i[913,926] [2023-12-02 17:09:24,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:09:24,485 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 17:09:24,501 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_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-71.i[913,926] [2023-12-02 17:09:24,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:09:24,557 INFO L206 MainTranslator]: Completed translation [2023-12-02 17:09:24,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:24 WrapperNode [2023-12-02 17:09:24,558 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 17:09:24,559 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 17:09:24,560 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 17:09:24,560 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 17:09:24,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:24" (1/1) ... [2023-12-02 17:09:24,586 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:24" (1/1) ... [2023-12-02 17:09:24,620 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 149 [2023-12-02 17:09:24,621 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 17:09:24,622 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 17:09:24,622 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 17:09:24,622 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 17:09:24,634 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:24" (1/1) ... [2023-12-02 17:09:24,634 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:24" (1/1) ... [2023-12-02 17:09:24,640 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:24" (1/1) ... [2023-12-02 17:09:24,640 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:24" (1/1) ... [2023-12-02 17:09:24,654 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:24" (1/1) ... [2023-12-02 17:09:24,658 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:24" (1/1) ... [2023-12-02 17:09:24,662 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:24" (1/1) ... [2023-12-02 17:09:24,664 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:24" (1/1) ... [2023-12-02 17:09:24,670 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 17:09:24,671 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 17:09:24,671 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 17:09:24,671 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 17:09:24,672 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:24" (1/1) ... [2023-12-02 17:09:24,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:09:24,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:09:24,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 17:09:24,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 17:09:24,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 17:09:24,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 17:09:24,759 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 17:09:24,759 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 17:09:24,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 17:09:24,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 17:09:24,854 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 17:09:24,857 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 17:09:31,593 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 17:09:31,658 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 17:09:31,659 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 17:09:31,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:09:31 BoogieIcfgContainer [2023-12-02 17:09:31,659 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 17:09:31,662 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 17:09:31,662 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 17:09:31,666 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 17:09:31,666 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:09:24" (1/3) ... [2023-12-02 17:09:31,667 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ae71094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:09:31, skipping insertion in model container [2023-12-02 17:09:31,667 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:09:24" (2/3) ... [2023-12-02 17:09:31,667 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ae71094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:09:31, skipping insertion in model container [2023-12-02 17:09:31,668 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:09:31" (3/3) ... [2023-12-02 17:09:31,669 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-71.i [2023-12-02 17:09:31,688 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 17:09:31,689 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 17:09:31,735 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 17:09:31,742 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;@66287ffb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 17:09:31,743 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 17:09:31,747 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 34 states have (on average 1.3823529411764706) internal successors, (47), 35 states have internal predecessors, (47), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-12-02 17:09:31,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-02 17:09:31,764 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:09:31,765 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:31,765 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:09:31,771 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:09:31,771 INFO L85 PathProgramCache]: Analyzing trace with hash 845422555, now seen corresponding path program 1 times [2023-12-02 17:09:31,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 17:09:31,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [806163719] [2023-12-02 17:09:31,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:09:31,788 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 17:09:31,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 17:09:31,790 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/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 17:09:31,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/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 17:09:32,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:09:32,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 17:09:32,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:09:32,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 724 proven. 0 refuted. 0 times theorem prover too weak. 680 trivial. 0 not checked. [2023-12-02 17:09:32,441 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 17:09:32,442 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 17:09:32,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [806163719] [2023-12-02 17:09:32,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [806163719] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:09:32,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:09:32,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 17:09:32,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604481971] [2023-12-02 17:09:32,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:09:32,451 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 17:09:32,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 17:09:32,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 17:09:32,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 17:09:32,486 INFO L87 Difference]: Start difference. First operand has 64 states, 34 states have (on average 1.3823529411764706) internal successors, (47), 35 states have internal predecessors, (47), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-12-02 17:09:34,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:09:34,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:09:34,827 INFO L93 Difference]: Finished difference Result 125 states and 227 transitions. [2023-12-02 17:09:34,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 17:09:34,914 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 161 [2023-12-02 17:09:34,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:09:34,922 INFO L225 Difference]: With dead ends: 125 [2023-12-02 17:09:34,922 INFO L226 Difference]: Without dead ends: 62 [2023-12-02 17:09:34,925 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 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 17:09:34,929 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-12-02 17:09:34,930 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 93 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-12-02 17:09:34,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2023-12-02 17:09:34,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2023-12-02 17:09:34,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 33 states have (on average 1.2727272727272727) internal successors, (42), 33 states have internal predecessors, (42), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-12-02 17:09:34,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 96 transitions. [2023-12-02 17:09:34,986 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 96 transitions. Word has length 161 [2023-12-02 17:09:34,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:09:34,986 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 96 transitions. [2023-12-02 17:09:34,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-12-02 17:09:34,987 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 96 transitions. [2023-12-02 17:09:34,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-02 17:09:34,991 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:09:34,992 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:09:35,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/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 17:09:35,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/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 17:09:35,193 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:09:35,194 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:09:35,194 INFO L85 PathProgramCache]: Analyzing trace with hash 2021516701, now seen corresponding path program 1 times [2023-12-02 17:09:35,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 17:09:35,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [35268487] [2023-12-02 17:09:35,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:09:35,196 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 17:09:35,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 17:09:35,197 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/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 17:09:35,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7759a4a4-4ddd-4ebc-a76a-a2223d584a52/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 17:09:35,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:09:35,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 17:09:35,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:10:18,636 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~var_1_1~0 (_ bv32 16)) (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_11~0 (fp.neg .cse0)) (fp.leq c_~var_1_11~0 (fp.neg .cse1))) (and (fp.leq c_~var_1_11~0 .cse0) (fp.geq c_~var_1_11~0 .cse1)))) (= (_ bv0 8) c_~var_1_2~0) (= c_~var_1_11~0 c_~var_1_10~0) (not (fp.geq c_~var_1_10~0 (fp.div c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_11~0 c_~var_1_13~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 319.0 10.0))))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2023-12-02 17:10:20,722 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~var_1_1~0 (_ bv32 16)) (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_11~0 (fp.neg .cse0)) (fp.leq c_~var_1_11~0 (fp.neg .cse1))) (and (fp.leq c_~var_1_11~0 .cse0) (fp.geq c_~var_1_11~0 .cse1)))) (= (_ bv0 8) c_~var_1_2~0) (= c_~var_1_11~0 c_~var_1_10~0) (not (fp.geq c_~var_1_10~0 (fp.div c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_11~0 c_~var_1_13~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 319.0 10.0))))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2023-12-02 17:11:40,846 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_5~0))) (and (bvslt .cse0 c_~var_1_7~0) (= c_~var_1_1~0 (_ bv32 16)) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_11~0 (fp.neg .cse1)) (fp.leq c_~var_1_11~0 (fp.neg .cse2))) (and (fp.leq c_~var_1_11~0 .cse1) (fp.geq c_~var_1_11~0 .cse2)))) (= (_ bv0 8) c_~var_1_2~0) (let ((.cse5 ((_ sign_extend 24) c_~var_1_4~0)) (.cse7 (bvadd ((_ sign_extend 16) c_~var_1_15~0) (bvneg (bvadd (bvneg ((_ sign_extend 16) c_~var_1_17~0)) ((_ sign_extend 16) c_~var_1_16~0)))))) (let ((.cse6 (= ((_ extract 15 0) .cse7) c_~var_1_14~0)) (.cse3 (bvsgt .cse5 .cse0))) (or (and .cse3 (let ((.cse4 (bvslt .cse5 .cse7))) (or (and .cse4 (= ((_ extract 15 0) .cse5) c_~var_1_14~0)) (and (not .cse4) .cse6)))) (and (let ((.cse8 (bvslt .cse0 .cse7))) (or (and (= ((_ extract 15 0) .cse0) c_~var_1_14~0) .cse8) (and (not .cse8) .cse6))) (not .cse3))))) (= c_~var_1_11~0 c_~var_1_10~0) (not (fp.geq c_~var_1_10~0 (fp.div c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_11~0 c_~var_1_13~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 319.0 10.0))))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-12-02 17:11:42,932 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_5~0))) (and (bvslt .cse0 c_~var_1_7~0) (= c_~var_1_1~0 (_ bv32 16)) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_11~0 (fp.neg .cse1)) (fp.leq c_~var_1_11~0 (fp.neg .cse2))) (and (fp.leq c_~var_1_11~0 .cse1) (fp.geq c_~var_1_11~0 .cse2)))) (= (_ bv0 8) c_~var_1_2~0) (let ((.cse5 ((_ sign_extend 24) c_~var_1_4~0)) (.cse7 (bvadd ((_ sign_extend 16) c_~var_1_15~0) (bvneg (bvadd (bvneg ((_ sign_extend 16) c_~var_1_17~0)) ((_ sign_extend 16) c_~var_1_16~0)))))) (let ((.cse6 (= ((_ extract 15 0) .cse7) c_~var_1_14~0)) (.cse3 (bvsgt .cse5 .cse0))) (or (and .cse3 (let ((.cse4 (bvslt .cse5 .cse7))) (or (and .cse4 (= ((_ extract 15 0) .cse5) c_~var_1_14~0)) (and (not .cse4) .cse6)))) (and (let ((.cse8 (bvslt .cse0 .cse7))) (or (and (= ((_ extract 15 0) .cse0) c_~var_1_14~0) .cse8) (and (not .cse8) .cse6))) (not .cse3))))) (= c_~var_1_11~0 c_~var_1_10~0) (not (fp.geq c_~var_1_10~0 (fp.div c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_11~0 c_~var_1_13~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 319.0 10.0))))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true [2023-12-02 17:13:33,971 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_5~0))) (and (bvslt .cse0 c_~var_1_7~0) (= c_~var_1_1~0 (_ bv32 16)) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_11~0 (fp.neg .cse1)) (fp.leq c_~var_1_11~0 (fp.neg .cse2))) (and (fp.leq c_~var_1_11~0 .cse1) (fp.geq c_~var_1_11~0 .cse2)))) (= (_ bv0 8) c_~var_1_2~0) (let ((.cse5 ((_ sign_extend 24) c_~var_1_4~0)) (.cse7 (bvadd ((_ sign_extend 16) c_~var_1_15~0) (bvneg (bvadd (bvneg ((_ sign_extend 16) c_~var_1_17~0)) ((_ sign_extend 16) c_~var_1_16~0)))))) (let ((.cse6 (= ((_ extract 15 0) .cse7) c_~var_1_14~0)) (.cse3 (bvsgt .cse5 .cse0))) (or (and .cse3 (let ((.cse4 (bvslt .cse5 .cse7))) (or (and .cse4 (= ((_ extract 15 0) .cse5) c_~var_1_14~0)) (and (not .cse4) .cse6)))) (and (let ((.cse8 (bvslt .cse0 .cse7))) (or (and (= ((_ extract 15 0) .cse0) c_~var_1_14~0) .cse8) (and (not .cse8) .cse6))) (not .cse3))))) (= c_~var_1_11~0 c_~var_1_10~0) (let ((.cse10 ((_ to_fp 8 24) c_currentRoundingMode (/ 511.0 2.0)))) (let ((.cse9 (fp.gt .cse10 c_~var_1_11~0))) (or (and (= c_~var_1_18~0 c_~var_1_11~0) (not .cse9)) (and (= c_~var_1_18~0 .cse10) .cse9)))) (not (fp.geq c_~var_1_10~0 (fp.div c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_11~0 c_~var_1_13~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 319.0 10.0))))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-12-02 17:13:36,062 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_5~0))) (and (bvslt .cse0 c_~var_1_7~0) (= c_~var_1_1~0 (_ bv32 16)) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_11~0 (fp.neg .cse1)) (fp.leq c_~var_1_11~0 (fp.neg .cse2))) (and (fp.leq c_~var_1_11~0 .cse1) (fp.geq c_~var_1_11~0 .cse2)))) (= (_ bv0 8) c_~var_1_2~0) (let ((.cse5 ((_ sign_extend 24) c_~var_1_4~0)) (.cse7 (bvadd ((_ sign_extend 16) c_~var_1_15~0) (bvneg (bvadd (bvneg ((_ sign_extend 16) c_~var_1_17~0)) ((_ sign_extend 16) c_~var_1_16~0)))))) (let ((.cse6 (= ((_ extract 15 0) .cse7) c_~var_1_14~0)) (.cse3 (bvsgt .cse5 .cse0))) (or (and .cse3 (let ((.cse4 (bvslt .cse5 .cse7))) (or (and .cse4 (= ((_ extract 15 0) .cse5) c_~var_1_14~0)) (and (not .cse4) .cse6)))) (and (let ((.cse8 (bvslt .cse0 .cse7))) (or (and (= ((_ extract 15 0) .cse0) c_~var_1_14~0) .cse8) (and (not .cse8) .cse6))) (not .cse3))))) (= c_~var_1_11~0 c_~var_1_10~0) (let ((.cse10 ((_ to_fp 8 24) c_currentRoundingMode (/ 511.0 2.0)))) (let ((.cse9 (fp.gt .cse10 c_~var_1_11~0))) (or (and (= c_~var_1_18~0 c_~var_1_11~0) (not .cse9)) (and (= c_~var_1_18~0 .cse10) .cse9)))) (not (fp.geq c_~var_1_10~0 (fp.div c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_11~0 c_~var_1_13~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 319.0 10.0))))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true [2023-12-02 17:17:18,796 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_5~0)) (.cse10 ((_ sign_extend 16) c_~var_1_17~0)) (.cse12 ((_ sign_extend 16) c_~var_1_16~0))) (and (bvslt .cse0 c_~var_1_7~0) (= c_~var_1_1~0 (_ bv32 16)) (let ((.cse11 ((_ zero_extend 16) c_~var_1_9~0))) (let ((.cse5 (bvslt .cse0 .cse11))) (let ((.cse8 (not .cse5)) (.cse2 (= c_~var_1_19~0 .cse10)) (.cse13 (bvsgt .cse12 (_ bv32 32)))) (or (and (let ((.cse9 (bvadd .cse0 .cse12))) (let ((.cse6 (bvsgt .cse10 .cse9)) (.cse7 (bvadd .cse11 .cse12))) (let ((.cse1 (bvsgt .cse10 .cse7)) (.cse3 (not .cse6)) (.cse4 (= c_~var_1_19~0 .cse9))) (or (and .cse1 (or .cse2 (and .cse3 .cse4 .cse5))) (and (not .cse1) (or (and .cse2 .cse6 .cse5) (and .cse3 (or (and (= c_~var_1_19~0 .cse7) .cse8) (and .cse4 .cse5))))))))) .cse13) (and (let ((.cse15 (bvadd .cse11 (_ bv32 32)))) (let ((.cse14 (bvsgt .cse10 .cse15))) (or (and .cse14 .cse2) (and (let ((.cse16 (bvadd .cse0 (_ bv32 32)))) (let ((.cse17 (bvsgt .cse10 .cse16))) (or (and (or (and .cse8 (= c_~var_1_19~0 .cse15)) (and (= c_~var_1_19~0 .cse16) .cse5)) (not .cse17)) (and .cse2 .cse17)))) (not .cse14))))) (not .cse13)))))) (let ((.cse18 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse19 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_11~0 (fp.neg .cse18)) (fp.leq c_~var_1_11~0 (fp.neg .cse19))) (and (fp.leq c_~var_1_11~0 .cse18) (fp.geq c_~var_1_11~0 .cse19)))) (= (_ bv0 8) c_~var_1_2~0) (let ((.cse22 ((_ sign_extend 24) c_~var_1_4~0)) (.cse24 (bvadd ((_ sign_extend 16) c_~var_1_15~0) (bvneg (bvadd (bvneg .cse10) .cse12))))) (let ((.cse23 (= ((_ extract 15 0) .cse24) c_~var_1_14~0)) (.cse20 (bvsgt .cse22 .cse0))) (or (and .cse20 (let ((.cse21 (bvslt .cse22 .cse24))) (or (and .cse21 (= ((_ extract 15 0) .cse22) c_~var_1_14~0)) (and (not .cse21) .cse23)))) (and (let ((.cse25 (bvslt .cse0 .cse24))) (or (and (= ((_ extract 15 0) .cse0) c_~var_1_14~0) .cse25) (and (not .cse25) .cse23))) (not .cse20))))) (= c_~var_1_11~0 c_~var_1_10~0) (let ((.cse27 ((_ to_fp 8 24) c_currentRoundingMode (/ 511.0 2.0)))) (let ((.cse26 (fp.gt .cse27 c_~var_1_11~0))) (or (and (= c_~var_1_18~0 c_~var_1_11~0) (not .cse26)) (and (= c_~var_1_18~0 .cse27) .cse26)))) (not (fp.geq c_~var_1_10~0 (fp.div c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_11~0 c_~var_1_13~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 319.0 10.0))))) (= c_currentRoundingMode roundNearestTiesToEven) (not (= c_~var_1_3~0 (_ bv0 8))))) is different from false [2023-12-02 17:17:20,889 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_5~0)) (.cse10 ((_ sign_extend 16) c_~var_1_17~0)) (.cse12 ((_ sign_extend 16) c_~var_1_16~0))) (and (bvslt .cse0 c_~var_1_7~0) (= c_~var_1_1~0 (_ bv32 16)) (let ((.cse11 ((_ zero_extend 16) c_~var_1_9~0))) (let ((.cse5 (bvslt .cse0 .cse11))) (let ((.cse8 (not .cse5)) (.cse2 (= c_~var_1_19~0 .cse10)) (.cse13 (bvsgt .cse12 (_ bv32 32)))) (or (and (let ((.cse9 (bvadd .cse0 .cse12))) (let ((.cse6 (bvsgt .cse10 .cse9)) (.cse7 (bvadd .cse11 .cse12))) (let ((.cse1 (bvsgt .cse10 .cse7)) (.cse3 (not .cse6)) (.cse4 (= c_~var_1_19~0 .cse9))) (or (and .cse1 (or .cse2 (and .cse3 .cse4 .cse5))) (and (not .cse1) (or (and .cse2 .cse6 .cse5) (and .cse3 (or (and (= c_~var_1_19~0 .cse7) .cse8) (and .cse4 .cse5))))))))) .cse13) (and (let ((.cse15 (bvadd .cse11 (_ bv32 32)))) (let ((.cse14 (bvsgt .cse10 .cse15))) (or (and .cse14 .cse2) (and (let ((.cse16 (bvadd .cse0 (_ bv32 32)))) (let ((.cse17 (bvsgt .cse10 .cse16))) (or (and (or (and .cse8 (= c_~var_1_19~0 .cse15)) (and (= c_~var_1_19~0 .cse16) .cse5)) (not .cse17)) (and .cse2 .cse17)))) (not .cse14))))) (not .cse13)))))) (let ((.cse18 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse19 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_11~0 (fp.neg .cse18)) (fp.leq c_~var_1_11~0 (fp.neg .cse19))) (and (fp.leq c_~var_1_11~0 .cse18) (fp.geq c_~var_1_11~0 .cse19)))) (= (_ bv0 8) c_~var_1_2~0) (let ((.cse22 ((_ sign_extend 24) c_~var_1_4~0)) (.cse24 (bvadd ((_ sign_extend 16) c_~var_1_15~0) (bvneg (bvadd (bvneg .cse10) .cse12))))) (let ((.cse23 (= ((_ extract 15 0) .cse24) c_~var_1_14~0)) (.cse20 (bvsgt .cse22 .cse0))) (or (and .cse20 (let ((.cse21 (bvslt .cse22 .cse24))) (or (and .cse21 (= ((_ extract 15 0) .cse22) c_~var_1_14~0)) (and (not .cse21) .cse23)))) (and (let ((.cse25 (bvslt .cse0 .cse24))) (or (and (= ((_ extract 15 0) .cse0) c_~var_1_14~0) .cse25) (and (not .cse25) .cse23))) (not .cse20))))) (= c_~var_1_11~0 c_~var_1_10~0) (let ((.cse27 ((_ to_fp 8 24) c_currentRoundingMode (/ 511.0 2.0)))) (let ((.cse26 (fp.gt .cse27 c_~var_1_11~0))) (or (and (= c_~var_1_18~0 c_~var_1_11~0) (not .cse26)) (and (= c_~var_1_18~0 .cse27) .cse26)))) (not (fp.geq c_~var_1_10~0 (fp.div c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_11~0 c_~var_1_13~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 319.0 10.0))))) (= c_currentRoundingMode roundNearestTiesToEven) (not (= c_~var_1_3~0 (_ bv0 8))))) is different from true