./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-57.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_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/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_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-57.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/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_7fb12055-f84c-41f1-8574-8b3a097a749d/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 506a72b3b5e4475eed5e733962e05391d137523f1d5318aec25e1e8464914641 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:43:17,646 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:43:17,711 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 16:43:17,715 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:43:17,716 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:43:17,737 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:43:17,738 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:43:17,739 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:43:17,739 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:43:17,740 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:43:17,740 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:43:17,741 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:43:17,741 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:43:17,742 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 16:43:17,742 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:43:17,743 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:43:17,743 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 16:43:17,744 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 16:43:17,744 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:43:17,745 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 16:43:17,745 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 16:43:17,746 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 16:43:17,746 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:43:17,747 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:43:17,747 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 16:43:17,748 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 16:43:17,748 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 16:43:17,748 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:43:17,748 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:43:17,749 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:43:17,749 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:43:17,750 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 16:43:17,750 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:43:17,750 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:43:17,750 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:43:17,750 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:43:17,751 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:43:17,751 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:43:17,751 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:43:17,751 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:43:17,751 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:43:17,752 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 16:43:17,752 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 16:43:17,752 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:43:17,752 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:43:17,752 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:43:17,753 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:43:17,753 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_7fb12055-f84c-41f1-8574-8b3a097a749d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 506a72b3b5e4475eed5e733962e05391d137523f1d5318aec25e1e8464914641 [2023-12-02 16:43:17,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:43:18,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:43:18,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:43:18,006 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:43:18,007 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:43:18,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-57.i [2023-12-02 16:43:20,781 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:43:20,964 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:43:20,965 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-57.i [2023-12-02 16:43:20,977 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/data/eb41e11bc/3807dcfd65014eec84bb6d0ec60fea5f/FLAG78ccab136 [2023-12-02 16:43:21,334 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/data/eb41e11bc/3807dcfd65014eec84bb6d0ec60fea5f [2023-12-02 16:43:21,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:43:21,338 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:43:21,339 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:43:21,339 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:43:21,343 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:43:21,344 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:43:21" (1/1) ... [2023-12-02 16:43:21,345 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aa39f8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:21, skipping insertion in model container [2023-12-02 16:43:21,345 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:43:21" (1/1) ... [2023-12-02 16:43:21,377 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:43:21,495 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_7fb12055-f84c-41f1-8574-8b3a097a749d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-57.i[919,932] [2023-12-02 16:43:21,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:43:21,576 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:43:21,586 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_7fb12055-f84c-41f1-8574-8b3a097a749d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-57.i[919,932] [2023-12-02 16:43:21,622 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:43:21,639 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:43:21,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:21 WrapperNode [2023-12-02 16:43:21,640 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:43:21,641 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:43:21,641 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:43:21,641 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:43:21,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:21" (1/1) ... [2023-12-02 16:43:21,662 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:21" (1/1) ... [2023-12-02 16:43:21,712 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 278 [2023-12-02 16:43:21,712 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:43:21,713 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:43:21,713 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:43:21,713 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:43:21,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:21" (1/1) ... [2023-12-02 16:43:21,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:21" (1/1) ... [2023-12-02 16:43:21,729 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:21" (1/1) ... [2023-12-02 16:43:21,729 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:21" (1/1) ... [2023-12-02 16:43:21,750 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:21" (1/1) ... [2023-12-02 16:43:21,755 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:21" (1/1) ... [2023-12-02 16:43:21,763 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:21" (1/1) ... [2023-12-02 16:43:21,768 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:21" (1/1) ... [2023-12-02 16:43:21,777 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:43:21,778 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:43:21,778 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:43:21,779 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:43:21,779 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:21" (1/1) ... [2023-12-02 16:43:21,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:43:21,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:43:21,809 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:43:21,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:43:21,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:43:21,847 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 16:43:21,847 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 16:43:21,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 16:43:21,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:43:21,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:43:21,928 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:43:21,930 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:43:22,432 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:43:22,830 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:43:22,830 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 16:43:22,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:43:22 BoogieIcfgContainer [2023-12-02 16:43:22,832 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:43:22,835 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:43:22,835 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:43:22,838 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:43:22,838 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:43:21" (1/3) ... [2023-12-02 16:43:22,839 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@577dd6c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:43:22, skipping insertion in model container [2023-12-02 16:43:22,839 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:21" (2/3) ... [2023-12-02 16:43:22,840 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@577dd6c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:43:22, skipping insertion in model container [2023-12-02 16:43:22,840 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:43:22" (3/3) ... [2023-12-02 16:43:22,841 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-57.i [2023-12-02 16:43:22,860 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:43:22,861 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 16:43:22,910 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:43:22,917 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;@5615913b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:43:22,917 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 16:43:22,922 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 16:43:22,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-02 16:43:22,936 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:43:22,937 INFO L195 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:43:22,938 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:43:22,943 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:43:22,943 INFO L85 PathProgramCache]: Analyzing trace with hash 1725823134, now seen corresponding path program 1 times [2023-12-02 16:43:22,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:43:22,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948013511] [2023-12-02 16:43:22,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:43:22,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:43:23,130 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 16:43:23,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1778556322] [2023-12-02 16:43:23,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:43:23,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:43:23,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:43:23,139 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:43:23,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 16:43:23,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 16:43:23,675 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 16:43:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 16:43:24,045 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 16:43:24,048 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 16:43:24,049 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 16:43:24,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 16:43:24,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 16:43:24,255 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 16:43:24,257 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 16:43:24,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 04:43:24 BoogieIcfgContainer [2023-12-02 16:43:24,362 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 16:43:24,363 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 16:43:24,363 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 16:43:24,363 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 16:43:24,364 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:43:22" (3/4) ... [2023-12-02 16:43:24,366 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 16:43:24,367 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 16:43:24,368 INFO L158 Benchmark]: Toolchain (without parser) took 3030.38ms. Allocated memory was 153.1MB in the beginning and 195.0MB in the end (delta: 41.9MB). Free memory was 108.4MB in the beginning and 84.8MB in the end (delta: 23.6MB). Peak memory consumption was 67.3MB. Max. memory is 16.1GB. [2023-12-02 16:43:24,369 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 104.9MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:43:24,369 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.39ms. Allocated memory is still 153.1MB. Free memory was 107.9MB in the beginning and 92.4MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 16:43:24,370 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.32ms. Allocated memory is still 153.1MB. Free memory was 92.4MB in the beginning and 85.5MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 16:43:24,371 INFO L158 Benchmark]: Boogie Preprocessor took 64.48ms. Allocated memory is still 153.1MB. Free memory was 85.5MB in the beginning and 82.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 16:43:24,371 INFO L158 Benchmark]: RCFGBuilder took 1054.06ms. Allocated memory was 153.1MB in the beginning and 195.0MB in the end (delta: 41.9MB). Free memory was 82.4MB in the beginning and 146.6MB in the end (delta: -64.2MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2023-12-02 16:43:24,372 INFO L158 Benchmark]: TraceAbstraction took 1527.36ms. Allocated memory is still 195.0MB. Free memory was 145.6MB in the beginning and 84.8MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-12-02 16:43:24,372 INFO L158 Benchmark]: Witness Printer took 4.48ms. Allocated memory is still 195.0MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:43:24,376 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 104.9MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.39ms. Allocated memory is still 153.1MB. Free memory was 107.9MB in the beginning and 92.4MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.32ms. Allocated memory is still 153.1MB. Free memory was 92.4MB in the beginning and 85.5MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.48ms. Allocated memory is still 153.1MB. Free memory was 85.5MB in the beginning and 82.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1054.06ms. Allocated memory was 153.1MB in the beginning and 195.0MB in the end (delta: 41.9MB). Free memory was 82.4MB in the beginning and 146.6MB in the end (delta: -64.2MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1527.36ms. Allocated memory is still 195.0MB. Free memory was 145.6MB in the beginning and 84.8MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Witness Printer took 4.48ms. Allocated memory is still 195.0MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 79, overapproximation of someBinaryArithmeticDOUBLEoperation at line 59, overapproximation of someBinaryFLOATComparisonOperation at line 185, overapproximation of bitwiseOr at line 110, overapproximation of bitwiseAnd at line 78, overapproximation of someUnaryDOUBLEoperation at line 111, overapproximation of someBinaryDOUBLEComparisonOperation at line 61. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] signed char var_1_2 = -1; [L24] signed char var_1_3 = 10; [L25] signed long int var_1_5 = 5; [L26] unsigned char var_1_6 = 0; [L27] double var_1_7 = 24.8; [L28] double var_1_8 = 500.5; [L29] double var_1_9 = 2.4; [L30] double var_1_10 = 0.4; [L31] double var_1_11 = 255.8; [L32] double var_1_12 = 50.75; [L33] unsigned char var_1_13 = 4; [L34] unsigned char var_1_14 = 200; [L35] unsigned char var_1_15 = 25; [L36] unsigned char var_1_16 = 128; [L37] unsigned char var_1_17 = 64; [L38] unsigned char var_1_18 = 32; [L39] unsigned char var_1_19 = 32; [L40] unsigned long int var_1_20 = 1; [L41] float var_1_21 = 9999999999.2; [L42] double var_1_23 = 10.875; [L43] unsigned char var_1_24 = 0; [L44] unsigned char var_1_25 = 0; [L45] float var_1_26 = 1000000000000.6; [L46] unsigned long int var_1_27 = 2609431563; [L47] float var_1_30 = 8.8; [L48] unsigned short int var_1_32 = 1; [L49] signed char var_1_36 = 64; [L50] float var_1_37 = 9.5; [L51] signed long int var_1_41 = 200; [L52] signed char var_1_42 = 2; [L53] signed long int var_1_43 = 2; [L189] isInitial = 1 [L190] FCALL initially() [L191] COND TRUE 1 [L192] FCALL updateLastVariables() [L193] CALL updateVariables() [L131] var_1_2 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_2 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=10, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_2 >= -1) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=10, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L133] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=10, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=10, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L134] var_1_3 = __VERIFIER_nondet_char() [L135] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L136] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L137] var_1_5 = __VERIFIER_nondet_long() [L138] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L139] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L140] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L141] var_1_6 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L143] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L144] var_1_8 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5, var_1_9=12/5] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5, var_1_9=12/5] [L146] var_1_9 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L148] var_1_10 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L150] var_1_11 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_11 >= -115292.1504606845700e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 1152921.504606845700e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_11 >= -115292.1504606845700e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 1152921.504606845700e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L152] var_1_12 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_12 >= -115292.1504606845700e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 1152921.504606845700e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_12 >= -115292.1504606845700e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 1152921.504606845700e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L154] var_1_14 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_14 >= 190) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_14 >= 190) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L156] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L157] var_1_15 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L159] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L160] var_1_16 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_16 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_16 >= 127) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L162] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L163] var_1_17 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L165] CALL assume_abort_if_not(var_1_17 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_17 <= 64) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L166] var_1_18 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L168] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L169] var_1_19 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L171] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_19=59, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_19=59, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L172] var_1_25 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_19=59, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_19=59, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L174] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_19=59, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_19=59, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2609431563, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L175] var_1_27 = __VERIFIER_nondet_ulong() [L176] CALL assume_abort_if_not(var_1_27 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_19=59, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2147483650, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_27 >= 2147483647) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_19=59, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2147483650, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L177] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_19=59, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2147483650, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_19=59, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2147483650, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_37=19/2, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L178] var_1_37 = __VERIFIER_nondet_float() [L179] CALL assume_abort_if_not((var_1_37 >= -922337.2036854776000e+13F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854776000e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_19=59, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2147483650, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not((var_1_37 >= -922337.2036854776000e+13F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854776000e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_19=59, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2147483650, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L180] CALL assume_abort_if_not(var_1_37 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_19=59, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2147483650, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_37 != 0.0F) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_19=59, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_24=0, var_1_25=0, var_1_26=5000000000003/5, var_1_27=2147483650, var_1_2=127, var_1_30=44/5, var_1_32=1, var_1_36=64, var_1_3=127, var_1_41=200, var_1_42=2, var_1_43=2, var_1_5=-2147483648, var_1_6=1, var_1_7=124/5] [L193] RET updateVariables() [L194] CALL step() [L57] signed char stepLocal_0 = var_1_2; [L58] COND TRUE -256 <= stepLocal_0 [L59] var_1_7 = (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))) [L65] var_1_24 = var_1_25 [L66] COND TRUE var_1_11 <= var_1_9 [L67] var_1_13 = ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) [L69] COND FALSE !((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) [L72] COND FALSE !(! var_1_6) [L75] var_1_1 = var_1_3 [L78] EXPR (var_1_1 / var_1_14) & var_1_16 [L78] COND TRUE (-1 - var_1_15) < ((var_1_1 / var_1_14) & var_1_16) [L79] EXPR var_1_14 >> var_1_15 [L79] COND TRUE (- ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16)))) < (var_1_14 >> var_1_15) [L80] var_1_32 = var_1_15 [L87] EXPR (var_1_2 * var_1_13) & var_1_1 [L87] signed long int stepLocal_1 = (var_1_2 * var_1_13) & var_1_1; [L88] COND FALSE !(var_1_3 < stepLocal_1) [L91] COND TRUE var_1_9 < ((var_1_12 / var_1_37) + var_1_9) [L92] COND FALSE !(((var_1_9 >= var_1_12) && var_1_25) && (var_1_11 <= ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))))) [L98] var_1_42 = var_1_18 [L99] var_1_43 = var_1_17 [L100] EXPR var_1_1 & var_1_3 [L100] signed long int stepLocal_2 = var_1_1 & var_1_3; [L101] COND TRUE (((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= stepLocal_2 [L102] COND TRUE \read(var_1_6) [L103] var_1_21 = var_1_12 [L110] EXPR 25u | (var_1_27 - 5u) [L110] COND FALSE !((25u | (var_1_27 - 5u)) >= var_1_5) [L113] COND TRUE var_1_5 < var_1_27 [L114] var_1_26 = var_1_8 [L117] COND FALSE !(var_1_10 < var_1_10) [L120] EXPR var_1_27 >> var_1_15 [L120] COND FALSE !((var_1_27 >> var_1_15) <= var_1_5) [L123] unsigned long int stepLocal_3 = var_1_20; [L124] COND TRUE var_1_1 > stepLocal_3 [L125] COND TRUE ! (! var_1_6) [L126] var_1_23 = var_1_8 [L194] RET step() [L195] CALL, EXPR property() [L185] EXPR (((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1) [L185] EXPR ((((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1)) && (((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= (var_1_1 & var_1_3)) ? (var_1_6 ? (var_1_21 == ((float) var_1_12)) : (var_1_21 == ((float) var_1_10))) : (var_1_21 == ((float) var_1_12))) [L185-L186] return (((((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1)) && (((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= (var_1_1 & var_1_3)) ? (var_1_6 ? (var_1_21 == ((float) var_1_12)) : (var_1_21 == ((float) var_1_10))) : (var_1_21 == ((float) var_1_12)))) && ((var_1_1 > var_1_20) ? ((! (! var_1_6)) ? (var_1_23 == ((double) var_1_8)) : 1) : 1) ; [L195] RET, EXPR property() [L195] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_12=3, var_1_13=3, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_19=59, var_1_1=127, var_1_20=1, var_1_21=3, var_1_23=2, var_1_24=0, var_1_25=0, var_1_26=2, var_1_27=2147483650, var_1_2=127, var_1_30=44/5, var_1_32=63, var_1_36=64, var_1_3=127, var_1_41=200, var_1_42=60, var_1_43=64, var_1_5=-2147483648, var_1_6=1, var_1_7=0, var_1_8=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_12=3, var_1_13=3, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=60, var_1_19=59, var_1_1=127, var_1_20=1, var_1_21=3, var_1_23=2, var_1_24=0, var_1_25=0, var_1_26=2, var_1_27=2147483650, var_1_2=127, var_1_30=44/5, var_1_32=63, var_1_36=64, var_1_3=127, var_1_41=200, var_1_42=60, var_1_43=64, var_1_5=-2147483648, var_1_6=1, var_1_7=0, var_1_8=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 118 NumberOfCodeBlocks, 118 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 16:43:24,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/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_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/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_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-57.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/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_7fb12055-f84c-41f1-8574-8b3a097a749d/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 506a72b3b5e4475eed5e733962e05391d137523f1d5318aec25e1e8464914641 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:43:26,403 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:43:26,482 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 16:43:26,488 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:43:26,489 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:43:26,519 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:43:26,520 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:43:26,520 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:43:26,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:43:26,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:43:26,522 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:43:26,523 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:43:26,523 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:43:26,524 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:43:26,524 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:43:26,525 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:43:26,526 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:43:26,527 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:43:26,527 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 16:43:26,528 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 16:43:26,528 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:43:26,529 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:43:26,529 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:43:26,530 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:43:26,530 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 16:43:26,531 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 16:43:26,531 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 16:43:26,532 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 16:43:26,532 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:43:26,533 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:43:26,533 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:43:26,534 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 16:43:26,534 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:43:26,534 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:43:26,535 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:43:26,535 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:43:26,535 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:43:26,536 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:43:26,536 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 16:43:26,536 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 16:43:26,536 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:43:26,537 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:43:26,537 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:43:26,537 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:43:26,537 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_7fb12055-f84c-41f1-8574-8b3a097a749d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 506a72b3b5e4475eed5e733962e05391d137523f1d5318aec25e1e8464914641 [2023-12-02 16:43:26,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:43:26,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:43:26,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:43:26,883 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:43:26,883 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:43:26,885 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-57.i [2023-12-02 16:43:29,756 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:43:30,014 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:43:30,015 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-57.i [2023-12-02 16:43:30,026 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/data/7ef3324cc/3e4a3780b1624f268da1c27e493431cc/FLAG387eab30a [2023-12-02 16:43:30,041 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/data/7ef3324cc/3e4a3780b1624f268da1c27e493431cc [2023-12-02 16:43:30,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:43:30,045 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:43:30,046 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:43:30,046 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:43:30,051 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:43:30,052 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:43:30" (1/1) ... [2023-12-02 16:43:30,053 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761947c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:30, skipping insertion in model container [2023-12-02 16:43:30,054 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:43:30" (1/1) ... [2023-12-02 16:43:30,090 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:43:30,245 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_7fb12055-f84c-41f1-8574-8b3a097a749d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-57.i[919,932] [2023-12-02 16:43:30,313 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:43:30,330 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:43:30,343 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_7fb12055-f84c-41f1-8574-8b3a097a749d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-57.i[919,932] [2023-12-02 16:43:30,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:43:30,400 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:43:30,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:30 WrapperNode [2023-12-02 16:43:30,401 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:43:30,402 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:43:30,402 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:43:30,402 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:43:30,410 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:30" (1/1) ... [2023-12-02 16:43:30,425 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:30" (1/1) ... [2023-12-02 16:43:30,456 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2023-12-02 16:43:30,457 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:43:30,458 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:43:30,458 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:43:30,458 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:43:30,467 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:30" (1/1) ... [2023-12-02 16:43:30,468 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:30" (1/1) ... [2023-12-02 16:43:30,473 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:30" (1/1) ... [2023-12-02 16:43:30,474 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:30" (1/1) ... [2023-12-02 16:43:30,487 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:30" (1/1) ... [2023-12-02 16:43:30,491 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:30" (1/1) ... [2023-12-02 16:43:30,495 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:30" (1/1) ... [2023-12-02 16:43:30,498 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:30" (1/1) ... [2023-12-02 16:43:30,503 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:43:30,504 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:43:30,505 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:43:30,505 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:43:30,506 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:30" (1/1) ... [2023-12-02 16:43:30,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:43:30,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:43:30,536 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:43:30,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:43:30,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:43:30,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 16:43:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 16:43:30,573 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 16:43:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:43:30,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:43:30,678 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:43:30,680 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:43:40,302 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:43:40,344 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:43:40,344 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 16:43:40,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:43:40 BoogieIcfgContainer [2023-12-02 16:43:40,345 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:43:40,348 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:43:40,348 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:43:40,351 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:43:40,351 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:43:30" (1/3) ... [2023-12-02 16:43:40,352 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6148a0ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:43:40, skipping insertion in model container [2023-12-02 16:43:40,352 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:43:30" (2/3) ... [2023-12-02 16:43:40,352 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6148a0ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:43:40, skipping insertion in model container [2023-12-02 16:43:40,352 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:43:40" (3/3) ... [2023-12-02 16:43:40,354 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-57.i [2023-12-02 16:43:40,369 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:43:40,369 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 16:43:40,414 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:43:40,419 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;@1f40d2e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:43:40,419 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 16:43:40,423 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 50 states have (on average 1.46) internal successors, (73), 51 states have internal predecessors, (73), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 16:43:40,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-12-02 16:43:40,438 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:43:40,439 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:43:40,439 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:43:40,444 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:43:40,444 INFO L85 PathProgramCache]: Analyzing trace with hash 1176466105, now seen corresponding path program 1 times [2023-12-02 16:43:40,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:43:40,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [274769061] [2023-12-02 16:43:40,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:43:40,458 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 16:43:40,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:43:40,462 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 16:43:40,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-02 16:43:41,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:43:41,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 16:43:41,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:43:41,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 942 proven. 0 refuted. 0 times theorem prover too weak. 1042 trivial. 0 not checked. [2023-12-02 16:43:41,920 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:43:41,921 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:43:41,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [274769061] [2023-12-02 16:43:41,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [274769061] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:43:41,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:43:41,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 16:43:41,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641094606] [2023-12-02 16:43:41,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:43:41,930 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 16:43:41,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:43:41,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 16:43:41,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 16:43:41,972 INFO L87 Difference]: Start difference. First operand has 85 states, 50 states have (on average 1.46) internal successors, (73), 51 states have internal predecessors, (73), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-12-02 16:43:44,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:43:44,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:43:44,161 INFO L93 Difference]: Finished difference Result 166 states and 302 transitions. [2023-12-02 16:43:44,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 16:43:44,203 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 198 [2023-12-02 16:43:44,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:43:44,210 INFO L225 Difference]: With dead ends: 166 [2023-12-02 16:43:44,210 INFO L226 Difference]: Without dead ends: 82 [2023-12-02 16:43:44,214 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 16:43:44,217 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-12-02 16:43:44,219 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-12-02 16:43:44,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-12-02 16:43:44,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-12-02 16:43:44,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 48 states have (on average 1.3125) internal successors, (63), 48 states have internal predecessors, (63), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 16:43:44,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 127 transitions. [2023-12-02 16:43:44,272 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 127 transitions. Word has length 198 [2023-12-02 16:43:44,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:43:44,272 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 127 transitions. [2023-12-02 16:43:44,273 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-12-02 16:43:44,273 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 127 transitions. [2023-12-02 16:43:44,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-02 16:43:44,278 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:43:44,279 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:43:44,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 16:43:44,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 16:43:44,487 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:43:44,488 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:43:44,488 INFO L85 PathProgramCache]: Analyzing trace with hash 2035859678, now seen corresponding path program 1 times [2023-12-02 16:43:44,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:43:44,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1950722049] [2023-12-02 16:43:44,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:43:44,489 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 16:43:44,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:43:44,491 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 16:43:44,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-02 16:43:46,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:43:46,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 16:43:46,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:44:12,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1124 proven. 204 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2023-12-02 16:44:12,608 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 16:44:23,265 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:44:23,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1950722049] [2023-12-02 16:44:23,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1950722049] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:44:23,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1773646416] [2023-12-02 16:44:23,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:44:23,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 16:44:23,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 16:44:23,268 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 16:44:23,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 16:44:27,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:44:28,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 16:44:28,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:45:26,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1160 proven. 123 refuted. 0 times theorem prover too weak. 701 trivial. 0 not checked. [2023-12-02 16:45:26,672 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 16:45:52,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1773646416] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:45:52,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1416795693] [2023-12-02 16:45:52,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:45:52,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:45:52,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:45:52,294 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:45:52,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-02 16:45:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:45:59,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 16:45:59,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:46:12,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1124 proven. 204 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2023-12-02 16:46:12,715 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 16:46:17,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1416795693] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:46:17,136 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 16:46:17,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14, 15] total 25 [2023-12-02 16:46:17,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323295790] [2023-12-02 16:46:17,137 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 16:46:17,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2023-12-02 16:46:17,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:46:17,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2023-12-02 16:46:17,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=937, Unknown=12, NotChecked=0, Total=1122 [2023-12-02 16:46:17,143 INFO L87 Difference]: Start difference. First operand 82 states and 127 transitions. Second operand has 26 states, 26 states have (on average 3.923076923076923) internal successors, (102), 25 states have internal predecessors, (102), 6 states have call successors, (61), 6 states have call predecessors, (61), 10 states have return successors, (62), 6 states have call predecessors, (62), 6 states have call successors, (62) [2023-12-02 16:46:34,341 WARN L293 SmtUtils]: Spent 11.19s on a formula simplification. DAG size of input: 81 DAG size of output: 196 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:46:38,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:46:40,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:46:44,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:46:47,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:47:09,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:47:11,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:47:13,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:47:21,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:47:23,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:47:26,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:47:33,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:47:35,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:47:37,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:47:40,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:47:43,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:47:45,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:47:46,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:47:48,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:47:50,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:47:52,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:48:00,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:48:02,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:48:05,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:48:07,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:48:18,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:48:20,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:48:58,417 WARN L293 SmtUtils]: Spent 24.27s on a formula simplification. DAG size of input: 91 DAG size of output: 278 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:49:01,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:49:05,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:49:08,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:49:11,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:49:13,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:49:16,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:49:18,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:49:24,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:49:26,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:49:28,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:49:30,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:49:31,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:49:36,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:49:38,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:49:41,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:49:43,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:50:20,201 WARN L293 SmtUtils]: Spent 23.21s on a formula simplification. DAG size of input: 93 DAG size of output: 280 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:50:22,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:50:25,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:50:27,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:50:29,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:50:32,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:50:34,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:50:37,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:50:39,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:50:41,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:50:43,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:50:45,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:50:48,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:50:49,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:50:51,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:50:53,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:50:55,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:50:57,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:50:59,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:01,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:03,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:05,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:07,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:09,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:11,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:13,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:15,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:17,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:19,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:21,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:23,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:25,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:27,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:29,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:31,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:33,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:35,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:37,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:39,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:41,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:43,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:45,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:47,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:50,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:52,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:51:54,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:52:27,532 WARN L293 SmtUtils]: Spent 19.91s on a formula simplification. DAG size of input: 83 DAG size of output: 243 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:52:29,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:52:31,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:52:33,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:52:35,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:52:37,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:52:39,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:52:41,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:52:43,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:52:45,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:52:47,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:52:49,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:52:52,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:52:54,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:52:56,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:52:58,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:53:00,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:53:02,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:53:04,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:53:06,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:53:40,614 WARN L293 SmtUtils]: Spent 18.02s on a formula simplification. DAG size of input: 83 DAG size of output: 206 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 16:53:42,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:53:45,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:53:47,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:53:49,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:53:52,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:53:54,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:53:56,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:02,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:04,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:10,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:12,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:14,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:17,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:20,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:22,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:25,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:26,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:28,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:34,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:36,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:38,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:40,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:43,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:45,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:47,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:49,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:54:50,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:54:50,077 INFO L93 Difference]: Finished difference Result 309 states and 460 transitions. [2023-12-02 16:54:50,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-12-02 16:54:50,085 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 3.923076923076923) internal successors, (102), 25 states have internal predecessors, (102), 6 states have call successors, (61), 6 states have call predecessors, (61), 10 states have return successors, (62), 6 states have call predecessors, (62), 6 states have call successors, (62) Word has length 199 [2023-12-02 16:54:50,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:54:50,093 INFO L225 Difference]: With dead ends: 309 [2023-12-02 16:54:50,093 INFO L226 Difference]: Without dead ends: 228 [2023-12-02 16:54:50,097 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 676 GetRequests, 625 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 692 ImplicationChecksByTransitivity, 271.0s TimeCoverageRelationStatistics Valid=500, Invalid=2121, Unknown=31, NotChecked=0, Total=2652 [2023-12-02 16:54:50,098 INFO L413 NwaCegarLoop]: 86 mSDtfsCounter, 450 mSDsluCounter, 812 mSDsCounter, 0 mSdLazyCounter, 1286 mSolverCounterSat, 69 mSolverCounterUnsat, 117 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 312.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 456 SdHoareTripleChecker+Valid, 898 SdHoareTripleChecker+Invalid, 1472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 1286 IncrementalHoareTripleChecker+Invalid, 117 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 319.6s IncrementalHoareTripleChecker+Time [2023-12-02 16:54:50,098 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [456 Valid, 898 Invalid, 1472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1286 Invalid, 117 Unknown, 0 Unchecked, 319.6s Time] [2023-12-02 16:54:50,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2023-12-02 16:54:50,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 205. [2023-12-02 16:54:50,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 132 states have (on average 1.3409090909090908) internal successors, (177), 133 states have internal predecessors, (177), 66 states have call successors, (66), 6 states have call predecessors, (66), 6 states have return successors, (66), 65 states have call predecessors, (66), 66 states have call successors, (66) [2023-12-02 16:54:50,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 309 transitions. [2023-12-02 16:54:50,148 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 309 transitions. Word has length 199 [2023-12-02 16:54:50,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:54:50,150 INFO L495 AbstractCegarLoop]: Abstraction has 205 states and 309 transitions. [2023-12-02 16:54:50,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 3.923076923076923) internal successors, (102), 25 states have internal predecessors, (102), 6 states have call successors, (61), 6 states have call predecessors, (61), 10 states have return successors, (62), 6 states have call predecessors, (62), 6 states have call successors, (62) [2023-12-02 16:54:50,150 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 309 transitions. [2023-12-02 16:54:50,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-02 16:54:50,155 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:54:50,156 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:54:50,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 16:54:50,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-12-02 16:54:50,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-12-02 16:54:50,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 16:54:50,758 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:54:50,759 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:54:50,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1777694240, now seen corresponding path program 1 times [2023-12-02 16:54:50,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:54:50,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1565685165] [2023-12-02 16:54:50,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:54:50,760 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 16:54:50,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:54:50,760 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 16:54:50,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb12055-f84c-41f1-8574-8b3a097a749d/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-12-02 16:54:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:54:52,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 16:54:52,559 INFO L285 TraceCheckSpWp]: Computing forward predicates...