./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-22.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/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_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/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_b5e85de3-4d42-445d-a99f-85a773361580/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 30d425b2281a1acd8d336560d7100c6619d02cb1c10abb40e48785b660164967 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 17:25:28,864 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 17:25:28,937 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 17:25:28,942 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 17:25:28,942 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 17:25:28,968 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 17:25:28,969 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 17:25:28,970 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 17:25:28,970 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 17:25:28,971 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 17:25:28,971 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 17:25:28,972 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 17:25:28,973 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 17:25:28,973 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 17:25:28,974 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 17:25:28,974 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 17:25:28,975 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 17:25:28,975 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 17:25:28,976 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 17:25:28,976 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 17:25:28,976 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 17:25:28,977 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 17:25:28,978 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 17:25:28,978 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 17:25:28,978 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 17:25:28,979 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 17:25:28,979 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 17:25:28,980 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 17:25:28,980 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 17:25:28,980 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 17:25:28,981 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 17:25:28,981 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 17:25:28,981 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 17:25:28,982 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 17:25:28,982 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 17:25:28,982 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 17:25:28,982 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 17:25:28,982 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:25:28,983 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 17:25:28,983 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 17:25:28,983 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 17:25:28,984 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 17:25:28,984 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 17:25:28,984 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 17:25:28,984 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 17:25:28,984 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 17:25:28,985 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 17:25:28,985 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_b5e85de3-4d42-445d-a99f-85a773361580/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30d425b2281a1acd8d336560d7100c6619d02cb1c10abb40e48785b660164967 [2023-12-02 17:25:29,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 17:25:29,233 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 17:25:29,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 17:25:29,237 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 17:25:29,238 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 17:25:29,239 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-22.i [2023-12-02 17:25:31,984 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 17:25:32,216 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 17:25:32,217 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-22.i [2023-12-02 17:25:32,228 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/data/a93518216/ad4928306de9494cb0935e7d6e88aefe/FLAG55fdd0037 [2023-12-02 17:25:32,244 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/data/a93518216/ad4928306de9494cb0935e7d6e88aefe [2023-12-02 17:25:32,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 17:25:32,248 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 17:25:32,249 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 17:25:32,250 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 17:25:32,254 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 17:25:32,255 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:25:32" (1/1) ... [2023-12-02 17:25:32,256 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fc5c4d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:32, skipping insertion in model container [2023-12-02 17:25:32,257 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:25:32" (1/1) ... [2023-12-02 17:25:32,289 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 17:25:32,413 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_b5e85de3-4d42-445d-a99f-85a773361580/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-22.i[919,932] [2023-12-02 17:25:32,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:25:32,501 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 17:25:32,511 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_b5e85de3-4d42-445d-a99f-85a773361580/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-22.i[919,932] [2023-12-02 17:25:32,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:25:32,567 INFO L206 MainTranslator]: Completed translation [2023-12-02 17:25:32,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:32 WrapperNode [2023-12-02 17:25:32,567 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 17:25:32,569 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 17:25:32,569 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 17:25:32,569 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 17:25:32,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:32" (1/1) ... [2023-12-02 17:25:32,589 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:32" (1/1) ... [2023-12-02 17:25:32,634 INFO L138 Inliner]: procedures = 26, calls = 51, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 235 [2023-12-02 17:25:32,635 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 17:25:32,635 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 17:25:32,635 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 17:25:32,636 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 17:25:32,643 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:32" (1/1) ... [2023-12-02 17:25:32,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:32" (1/1) ... [2023-12-02 17:25:32,648 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:32" (1/1) ... [2023-12-02 17:25:32,648 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:32" (1/1) ... [2023-12-02 17:25:32,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:32" (1/1) ... [2023-12-02 17:25:32,669 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:32" (1/1) ... [2023-12-02 17:25:32,675 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:32" (1/1) ... [2023-12-02 17:25:32,678 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:32" (1/1) ... [2023-12-02 17:25:32,686 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 17:25:32,687 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 17:25:32,687 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 17:25:32,687 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 17:25:32,688 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:32" (1/1) ... [2023-12-02 17:25:32,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:25:32,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:25:32,715 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 17:25:32,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 17:25:32,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 17:25:32,750 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 17:25:32,750 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 17:25:32,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 17:25:32,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 17:25:32,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 17:25:32,850 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 17:25:32,853 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 17:25:33,253 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 17:25:33,488 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 17:25:33,489 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 17:25:33,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:25:33 BoogieIcfgContainer [2023-12-02 17:25:33,490 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 17:25:33,493 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 17:25:33,493 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 17:25:33,496 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 17:25:33,497 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:25:32" (1/3) ... [2023-12-02 17:25:33,497 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fda2a6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:25:33, skipping insertion in model container [2023-12-02 17:25:33,497 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:32" (2/3) ... [2023-12-02 17:25:33,498 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fda2a6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:25:33, skipping insertion in model container [2023-12-02 17:25:33,498 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:25:33" (3/3) ... [2023-12-02 17:25:33,499 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-22.i [2023-12-02 17:25:33,517 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 17:25:33,518 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 17:25:33,565 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 17:25:33,573 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;@4e82f7dd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 17:25:33,573 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 17:25:33,578 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-12-02 17:25:33,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 17:25:33,593 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:25:33,594 INFO L195 NwaCegarLoop]: trace histogram [38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:25:33,594 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:25:33,599 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:25:33,600 INFO L85 PathProgramCache]: Analyzing trace with hash -329588006, now seen corresponding path program 1 times [2023-12-02 17:25:33,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:25:33,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582971053] [2023-12-02 17:25:33,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:25:33,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:25:33,818 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 17:25:33,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1233915711] [2023-12-02 17:25:33,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:25:33,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:25:33,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:25:33,823 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:25:33,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 17:25:34,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 17:25:34,126 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 17:25:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 17:25:34,393 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 17:25:34,395 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 17:25:34,396 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 17:25:34,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 17:25:34,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 17:25:34,601 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 17:25:34,605 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 17:25:34,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 05:25:34 BoogieIcfgContainer [2023-12-02 17:25:34,717 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 17:25:34,718 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 17:25:34,718 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 17:25:34,718 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 17:25:34,719 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:25:33" (3/4) ... [2023-12-02 17:25:34,721 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 17:25:34,722 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 17:25:34,723 INFO L158 Benchmark]: Toolchain (without parser) took 2474.90ms. Allocated memory was 138.4MB in the beginning and 184.5MB in the end (delta: 46.1MB). Free memory was 104.9MB in the beginning and 94.1MB in the end (delta: 10.8MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. [2023-12-02 17:25:34,723 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 138.4MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 17:25:34,724 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.35ms. Allocated memory is still 138.4MB. Free memory was 104.5MB in the beginning and 88.2MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 17:25:34,724 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.04ms. Allocated memory is still 138.4MB. Free memory was 88.2MB in the beginning and 83.2MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 17:25:34,725 INFO L158 Benchmark]: Boogie Preprocessor took 50.84ms. Allocated memory is still 138.4MB. Free memory was 83.2MB in the beginning and 80.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 17:25:34,726 INFO L158 Benchmark]: RCFGBuilder took 803.68ms. Allocated memory was 138.4MB in the beginning and 184.5MB in the end (delta: 46.1MB). Free memory was 80.3MB in the beginning and 106.3MB in the end (delta: -26.1MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2023-12-02 17:25:34,726 INFO L158 Benchmark]: TraceAbstraction took 1224.46ms. Allocated memory is still 184.5MB. Free memory was 105.4MB in the beginning and 94.1MB in the end (delta: 11.4MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-12-02 17:25:34,727 INFO L158 Benchmark]: Witness Printer took 3.91ms. Allocated memory is still 184.5MB. Free memory is still 94.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 17:25:34,730 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 138.4MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.35ms. Allocated memory is still 138.4MB. Free memory was 104.5MB in the beginning and 88.2MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.04ms. Allocated memory is still 138.4MB. Free memory was 88.2MB in the beginning and 83.2MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.84ms. Allocated memory is still 138.4MB. Free memory was 83.2MB in the beginning and 80.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 803.68ms. Allocated memory was 138.4MB in the beginning and 184.5MB in the end (delta: 46.1MB). Free memory was 80.3MB in the beginning and 106.3MB in the end (delta: -26.1MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1224.46ms. Allocated memory is still 184.5MB. Free memory was 105.4MB in the beginning and 94.1MB in the end (delta: 11.4MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Witness Printer took 3.91ms. Allocated memory is still 184.5MB. Free memory is still 94.1MB. 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 shiftLeft at line 106, overapproximation of someUnaryDOUBLEoperation at line 72, overapproximation of someBinaryArithmeticDOUBLEoperation at line 99, overapproximation of someBinaryDOUBLEComparisonOperation at line 72. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 128; [L23] unsigned short int var_1_4 = 256; [L24] unsigned short int var_1_6 = 10000; [L25] unsigned short int var_1_7 = 10000; [L26] unsigned short int var_1_8 = 128; [L27] unsigned short int var_1_9 = 8; [L28] unsigned char var_1_10 = 100; [L29] unsigned char var_1_11 = 64; [L30] unsigned char var_1_12 = 16; [L31] unsigned short int var_1_13 = 256; [L32] unsigned short int var_1_17 = 4; [L33] double var_1_18 = 64.2; [L34] unsigned short int var_1_19 = 53045; [L35] double var_1_20 = 1.75; [L36] double var_1_21 = 50.35; [L37] double var_1_22 = 5.5; [L38] double var_1_23 = 7.125; [L39] unsigned long int var_1_24 = 50; [L40] unsigned long int var_1_25 = 1907531378; [L41] unsigned long int var_1_26 = 8; [L42] unsigned char var_1_27 = 0; [L43] signed long int var_1_28 = 8; [L44] signed long int var_1_30 = 1; [L45] unsigned long int var_1_35 = 1; [L46] double var_1_37 = 1.4; [L47] double var_1_38 = 5.2; [L48] double var_1_39 = 4.2; [L49] unsigned char var_1_40 = 1; [L50] unsigned char var_1_41 = 0; [L51] unsigned char var_1_42 = 0; [L52] signed char var_1_43 = 10; [L53] unsigned long int var_1_44 = 1000000000; [L54] signed char var_1_45 = 25; [L55] signed char var_1_46 = 16; [L56] signed char var_1_47 = 32; [L57] unsigned long int last_1_var_1_24 = 50; [L58] unsigned char last_1_var_1_27 = 0; [L206] isInitial = 1 [L207] FCALL initially() [L208] COND TRUE 1 [L209] CALL updateLastVariables() [L198] last_1_var_1_24 = var_1_24 [L199] last_1_var_1_27 = var_1_27 [L209] RET updateLastVariables() [L210] CALL updateVariables() [L137] var_1_4 = __VERIFIER_nondet_ushort() [L138] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L139] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L140] var_1_6 = __VERIFIER_nondet_ushort() [L141] CALL assume_abort_if_not(var_1_6 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_6 >= 8191) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L142] CALL assume_abort_if_not(var_1_6 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_6 <= 16384) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L143] var_1_7 = __VERIFIER_nondet_ushort() [L144] CALL assume_abort_if_not(var_1_7 >= 8192) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_7 >= 8192) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=128, var_1_9=8] [L145] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=128, var_1_9=8] [L146] var_1_8 = __VERIFIER_nondet_ushort() [L147] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_9=8] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_9=8] [L148] CALL assume_abort_if_not(var_1_8 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=8] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_8 <= 16383) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=8] [L149] var_1_9 = __VERIFIER_nondet_ushort() [L150] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383] [L151] CALL assume_abort_if_not(var_1_9 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_9 <= 32767) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L152] var_1_11 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L154] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L155] var_1_12 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L157] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L158] var_1_18 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L160] CALL assume_abort_if_not(var_1_18 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_18 != 0.0F) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L161] var_1_19 = __VERIFIER_nondet_ushort() [L162] CALL assume_abort_if_not(var_1_19 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_19 >= 49150) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L163] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L164] var_1_21 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L166] var_1_22 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L168] var_1_23 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L170] var_1_25 = __VERIFIER_nondet_ulong() [L171] CALL assume_abort_if_not(var_1_25 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_25 >= 1073741823) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L172] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_38=26/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L173] var_1_38 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_38 >= -922337.2036854765600e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_38 >= -922337.2036854765600e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_39=21/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L175] var_1_39 = __VERIFIER_nondet_double() [L176] CALL assume_abort_if_not((var_1_39 >= -922337.2036854765600e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854765600e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not((var_1_39 >= -922337.2036854765600e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854765600e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L177] var_1_41 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_41 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_41 >= 1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L179] CALL assume_abort_if_not(var_1_41 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_41 <= 1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L180] var_1_42 = __VERIFIER_nondet_uchar() [L181] CALL assume_abort_if_not(var_1_42 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_42 >= 1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L182] CALL assume_abort_if_not(var_1_42 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_42 <= 1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_44=1000000000, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L183] var_1_44 = __VERIFIER_nondet_ulong() [L184] CALL assume_abort_if_not(var_1_44 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_44 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L185] CALL assume_abort_if_not(var_1_44 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_44 <= 4294967295) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L186] CALL assume_abort_if_not(var_1_44 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_44=1, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_44 != 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_44=1, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L187] var_1_45 = __VERIFIER_nondet_char() [L188] CALL assume_abort_if_not(var_1_45 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_44=1, var_1_45=126, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_45 >= -1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_44=1, var_1_45=126, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L189] CALL assume_abort_if_not(var_1_45 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_44=1, var_1_45=126, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_45 <= 126) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_44=1, var_1_45=126, var_1_46=16, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L190] var_1_46 = __VERIFIER_nondet_char() [L191] CALL assume_abort_if_not(var_1_46 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_44=1, var_1_45=126, var_1_46=0, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_46 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_44=1, var_1_45=126, var_1_46=0, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L192] CALL assume_abort_if_not(var_1_46 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_44=1, var_1_45=126, var_1_46=0, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_46 <= 126) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_44=1, var_1_45=126, var_1_46=0, var_1_47=32, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L193] var_1_47 = __VERIFIER_nondet_char() [L194] CALL assume_abort_if_not(var_1_47 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_44=1, var_1_45=126, var_1_46=0, var_1_47=126, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_47 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_44=1, var_1_45=126, var_1_46=0, var_1_47=126, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L195] CALL assume_abort_if_not(var_1_47 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_44=1, var_1_45=126, var_1_46=0, var_1_47=126, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_47 <= 126) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=0, var_1_12=1, var_1_13=256, var_1_17=4, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_44=1, var_1_45=126, var_1_46=0, var_1_47=126, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L210] RET updateVariables() [L211] CALL step() [L62] var_1_28 = var_1_17 [L63] COND TRUE (var_1_1 + 100000000u) != ((((var_1_1) > (var_1_10)) ? (var_1_1) : (var_1_10))) [L64] var_1_30 = (((((var_1_1 + ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))))) > (var_1_13)) ? ((var_1_1 + ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))))) : (var_1_13))) [L68] var_1_35 = var_1_13 [L69] COND FALSE !(var_1_1 > var_1_13) [L72] var_1_37 = ((((var_1_38) < ((((((((49.2) > (var_1_39)) ? (49.2) : (var_1_39))) < 0 ) ? -((((49.2) > (var_1_39)) ? (49.2) : (var_1_39))) : ((((49.2) > (var_1_39)) ? (49.2) : (var_1_39))))))) ? (var_1_38) : ((((((((49.2) > (var_1_39)) ? (49.2) : (var_1_39))) < 0 ) ? -((((49.2) > (var_1_39)) ? (49.2) : (var_1_39))) : ((((49.2) > (var_1_39)) ? (49.2) : (var_1_39)))))))) [L74] COND TRUE var_1_17 <= var_1_26 [L75] COND FALSE !(var_1_20 <= var_1_39) [L78] COND FALSE !(var_1_38 <= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) [L83] COND TRUE var_1_17 != (~ (var_1_17 % var_1_44)) [L84] var_1_43 = (var_1_45 - var_1_46) [L98] COND FALSE !(\read(last_1_var_1_27)) [L101] var_1_20 = var_1_22 [L103] COND TRUE (- 3.75) < ((((var_1_20) < (var_1_22)) ? (var_1_20) : (var_1_22))) [L104] var_1_27 = 0 [L106] EXPR var_1_8 << var_1_4 [L106] COND TRUE var_1_9 < (var_1_8 << var_1_4) [L107] var_1_10 = (var_1_11 + var_1_12) [L111] unsigned char stepLocal_0 = var_1_27; [L112] COND TRUE (var_1_10 <= var_1_10) || stepLocal_0 [L113] var_1_13 = ((((((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) > (var_1_10)) ? (((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) : (var_1_10))) [L117] unsigned short int stepLocal_1 = var_1_7; [L118] COND FALSE !(stepLocal_1 == last_1_var_1_24) [L121] var_1_24 = (var_1_10 + (var_1_25 - var_1_11)) [L123] signed long int stepLocal_2 = var_1_19 - var_1_7; [L124] COND FALSE !(var_1_10 > stepLocal_2) [L127] COND FALSE !(var_1_20 < var_1_20) [L130] var_1_1 = (((var_1_6 + var_1_7) - var_1_10) + var_1_10) [L132] COND FALSE !((var_1_20 / var_1_18) > var_1_20) [L211] RET step() [L212] CALL, EXPR property() [L202] EXPR ((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned short int) ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_10) + var_1_10)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11))) [L202-L203] return ((((((((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned short int) ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_10) + var_1_10)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11)))) && (((var_1_10 <= var_1_10) || var_1_27) ? (var_1_13 == ((unsigned short int) ((((((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) > (var_1_10)) ? (((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) : (var_1_10))))) : (var_1_13 == ((unsigned short int) var_1_10)))) && (((var_1_20 / var_1_18) > var_1_20) ? (var_1_17 == ((unsigned short int) ((var_1_19 - ((((var_1_26) > (var_1_12)) ? (var_1_26) : (var_1_12)))) - var_1_7))) : 1)) && (last_1_var_1_27 ? (var_1_20 == ((double) (((((((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) > (16.6)) ? (((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) : (16.6))) - var_1_23))) : (var_1_20 == ((double) var_1_22)))) && ((var_1_7 == last_1_var_1_24) ? (var_1_24 == ((unsigned long int) (2332545940u - (1490203111u - var_1_11)))) : (var_1_24 == ((unsigned long int) (var_1_10 + (var_1_25 - var_1_11)))))) && ((var_1_10 > (var_1_19 - var_1_7)) ? (var_1_26 == ((unsigned long int) var_1_10)) : 1)) && (((- 3.75) < ((((var_1_20) < (var_1_22)) ? (var_1_20) : (var_1_22)))) ? (var_1_27 == ((unsigned char) 0)) : 1) ; [L212] RET, EXPR property() [L212] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_17=4, var_1_19=49150, var_1_1=16383, var_1_20=2, var_1_22=2, var_1_24=2147483648, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=4, var_1_30=256, var_1_35=256, var_1_37=3, var_1_38=3, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=126, var_1_44=1, var_1_45=126, var_1_46=0, var_1_47=126, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_17=4, var_1_19=49150, var_1_1=16383, var_1_20=2, var_1_22=2, var_1_24=2147483648, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=4, var_1_30=256, var_1_35=256, var_1_37=3, var_1_38=3, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=126, var_1_44=1, var_1_45=126, var_1_46=0, var_1_47=126, var_1_4=0, var_1_6=8191, var_1_7=8192, var_1_8=16383, var_1_9=16382] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 68 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 38, 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=68occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 139 NumberOfCodeBlocks, 139 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 17:25:34,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/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_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/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_b5e85de3-4d42-445d-a99f-85a773361580/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 30d425b2281a1acd8d336560d7100c6619d02cb1c10abb40e48785b660164967 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 17:25:36,726 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 17:25:36,798 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 17:25:36,804 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 17:25:36,805 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 17:25:36,833 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 17:25:36,834 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 17:25:36,835 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 17:25:36,836 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 17:25:36,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 17:25:36,837 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 17:25:36,837 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 17:25:36,838 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 17:25:36,838 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 17:25:36,839 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 17:25:36,839 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 17:25:36,840 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 17:25:36,841 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 17:25:36,841 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 17:25:36,842 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 17:25:36,842 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 17:25:36,843 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 17:25:36,843 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 17:25:36,844 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 17:25:36,844 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 17:25:36,845 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 17:25:36,845 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 17:25:36,846 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 17:25:36,846 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 17:25:36,846 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 17:25:36,847 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 17:25:36,847 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 17:25:36,848 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 17:25:36,848 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 17:25:36,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:25:36,848 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 17:25:36,849 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 17:25:36,849 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 17:25:36,849 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 17:25:36,849 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 17:25:36,849 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 17:25:36,850 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 17:25:36,850 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 17:25:36,850 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 17:25:36,850 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_b5e85de3-4d42-445d-a99f-85a773361580/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30d425b2281a1acd8d336560d7100c6619d02cb1c10abb40e48785b660164967 [2023-12-02 17:25:37,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 17:25:37,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 17:25:37,147 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 17:25:37,148 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 17:25:37,148 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 17:25:37,150 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-22.i [2023-12-02 17:25:39,926 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 17:25:40,139 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 17:25:40,140 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-22.i [2023-12-02 17:25:40,150 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/data/d0b4d6e18/1dc45b4540d44a739fdd3e50ff1cb65f/FLAG72d3d1da1 [2023-12-02 17:25:40,163 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/data/d0b4d6e18/1dc45b4540d44a739fdd3e50ff1cb65f [2023-12-02 17:25:40,165 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 17:25:40,167 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 17:25:40,168 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 17:25:40,168 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 17:25:40,172 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 17:25:40,173 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:25:40" (1/1) ... [2023-12-02 17:25:40,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ea0d610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:40, skipping insertion in model container [2023-12-02 17:25:40,174 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:25:40" (1/1) ... [2023-12-02 17:25:40,211 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 17:25:40,363 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_b5e85de3-4d42-445d-a99f-85a773361580/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-22.i[919,932] [2023-12-02 17:25:40,430 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:25:40,446 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 17:25:40,459 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_b5e85de3-4d42-445d-a99f-85a773361580/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-22.i[919,932] [2023-12-02 17:25:40,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:25:40,528 INFO L206 MainTranslator]: Completed translation [2023-12-02 17:25:40,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:40 WrapperNode [2023-12-02 17:25:40,528 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 17:25:40,530 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 17:25:40,530 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 17:25:40,530 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 17:25:40,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:40" (1/1) ... [2023-12-02 17:25:40,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:40" (1/1) ... [2023-12-02 17:25:40,603 INFO L138 Inliner]: procedures = 27, calls = 51, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 219 [2023-12-02 17:25:40,603 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 17:25:40,604 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 17:25:40,604 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 17:25:40,604 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 17:25:40,613 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:40" (1/1) ... [2023-12-02 17:25:40,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:40" (1/1) ... [2023-12-02 17:25:40,618 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:40" (1/1) ... [2023-12-02 17:25:40,619 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:40" (1/1) ... [2023-12-02 17:25:40,632 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:40" (1/1) ... [2023-12-02 17:25:40,636 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:40" (1/1) ... [2023-12-02 17:25:40,639 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:40" (1/1) ... [2023-12-02 17:25:40,642 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:40" (1/1) ... [2023-12-02 17:25:40,647 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 17:25:40,648 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 17:25:40,648 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 17:25:40,648 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 17:25:40,649 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:40" (1/1) ... [2023-12-02 17:25:40,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:25:40,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:25:40,679 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 17:25:40,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 17:25:40,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 17:25:40,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 17:25:40,722 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 17:25:40,722 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 17:25:40,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 17:25:40,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 17:25:40,813 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 17:25:40,815 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 17:25:47,136 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 17:25:47,199 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 17:25:47,200 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 17:25:47,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:25:47 BoogieIcfgContainer [2023-12-02 17:25:47,201 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 17:25:47,203 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 17:25:47,204 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 17:25:47,206 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 17:25:47,207 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:25:40" (1/3) ... [2023-12-02 17:25:47,207 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48078b5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:25:47, skipping insertion in model container [2023-12-02 17:25:47,207 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:25:40" (2/3) ... [2023-12-02 17:25:47,208 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48078b5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:25:47, skipping insertion in model container [2023-12-02 17:25:47,208 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:25:47" (3/3) ... [2023-12-02 17:25:47,209 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-22.i [2023-12-02 17:25:47,224 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 17:25:47,225 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 17:25:47,267 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 17:25:47,273 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5b6a4aa9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 17:25:47,273 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 17:25:47,277 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 53 states have internal predecessors, (74), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-12-02 17:25:47,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-12-02 17:25:47,296 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:25:47,297 INFO L195 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:25:47,298 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:25:47,303 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:25:47,303 INFO L85 PathProgramCache]: Analyzing trace with hash -169338011, now seen corresponding path program 1 times [2023-12-02 17:25:47,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 17:25:47,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [673771162] [2023-12-02 17:25:47,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:25:47,319 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 17:25:47,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 17:25:47,323 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 17:25:47,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-02 17:25:48,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:25:48,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 17:25:48,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:25:48,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 1274 proven. 0 refuted. 0 times theorem prover too weak. 1538 trivial. 0 not checked. [2023-12-02 17:25:48,534 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 17:25:48,535 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 17:25:48,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [673771162] [2023-12-02 17:25:48,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [673771162] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:25:48,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:25:48,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 17:25:48,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155001340] [2023-12-02 17:25:48,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:25:48,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 17:25:48,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 17:25:48,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 17:25:48,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 17:25:48,576 INFO L87 Difference]: Start difference. First operand has 93 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 53 states have internal predecessors, (74), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2023-12-02 17:25:51,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:25:51,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:25:51,398 INFO L93 Difference]: Finished difference Result 180 states and 330 transitions. [2023-12-02 17:25:51,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 17:25:51,611 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 232 [2023-12-02 17:25:51,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:25:51,618 INFO L225 Difference]: With dead ends: 180 [2023-12-02 17:25:51,618 INFO L226 Difference]: Without dead ends: 88 [2023-12-02 17:25:51,621 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 17:25:51,624 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-12-02 17:25:51,624 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.8s Time] [2023-12-02 17:25:51,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-12-02 17:25:51,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-12-02 17:25:51,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 48 states have (on average 1.2291666666666667) internal successors, (59), 48 states have internal predecessors, (59), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-12-02 17:25:51,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 135 transitions. [2023-12-02 17:25:51,673 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 135 transitions. Word has length 232 [2023-12-02 17:25:51,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:25:51,673 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 135 transitions. [2023-12-02 17:25:51,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2023-12-02 17:25:51,674 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 135 transitions. [2023-12-02 17:25:51,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-12-02 17:25:51,680 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:25:51,681 INFO L195 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:25:51,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 17:25:51,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 17:25:51,884 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:25:51,884 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:25:51,884 INFO L85 PathProgramCache]: Analyzing trace with hash -1917940827, now seen corresponding path program 1 times [2023-12-02 17:25:51,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 17:25:51,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [5172109] [2023-12-02 17:25:51,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:25:51,886 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 17:25:51,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 17:25:51,888 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 17:25:51,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-02 17:25:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:25:52,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 17:25:52,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:25:57,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2023-12-02 17:25:57,631 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 17:25:57,631 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 17:25:57,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [5172109] [2023-12-02 17:25:57,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [5172109] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:25:57,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:25:57,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 17:25:57,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148253953] [2023-12-02 17:25:57,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:25:57,635 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:25:57,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 17:25:57,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:25:57,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:25:57,636 INFO L87 Difference]: Start difference. First operand 88 states and 135 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2023-12-02 17:26:00,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:26:02,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:26:02,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:26:02,748 INFO L93 Difference]: Finished difference Result 251 states and 389 transitions. [2023-12-02 17:26:02,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:26:02,750 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 232 [2023-12-02 17:26:02,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:26:02,756 INFO L225 Difference]: With dead ends: 251 [2023-12-02 17:26:02,756 INFO L226 Difference]: Without dead ends: 164 [2023-12-02 17:26:02,758 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 230 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:26:02,760 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 15 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 255 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2023-12-02 17:26:02,761 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 255 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 2 Unknown, 0 Unchecked, 5.1s Time] [2023-12-02 17:26:02,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-12-02 17:26:02,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 155. [2023-12-02 17:26:02,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 76 states have (on average 1.144736842105263) internal successors, (87), 76 states have internal predecessors, (87), 76 states have call successors, (76), 2 states have call predecessors, (76), 2 states have return successors, (76), 76 states have call predecessors, (76), 76 states have call successors, (76) [2023-12-02 17:26:02,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 239 transitions. [2023-12-02 17:26:02,797 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 239 transitions. Word has length 232 [2023-12-02 17:26:02,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:26:02,798 INFO L495 AbstractCegarLoop]: Abstraction has 155 states and 239 transitions. [2023-12-02 17:26:02,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2023-12-02 17:26:02,799 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 239 transitions. [2023-12-02 17:26:02,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-12-02 17:26:02,804 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:26:02,804 INFO L195 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:26:02,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-12-02 17:26:03,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 17:26:03,005 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:26:03,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:26:03,006 INFO L85 PathProgramCache]: Analyzing trace with hash 788678567, now seen corresponding path program 1 times [2023-12-02 17:26:03,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 17:26:03,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [642147640] [2023-12-02 17:26:03,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:26:03,007 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 17:26:03,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 17:26:03,008 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 17:26:03,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-02 17:26:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:26:03,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 17:26:03,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:26:08,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2023-12-02 17:26:08,315 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 17:26:08,315 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 17:26:08,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [642147640] [2023-12-02 17:26:08,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [642147640] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:26:08,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:26:08,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 17:26:08,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510191261] [2023-12-02 17:26:08,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:26:08,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:26:08,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 17:26:08,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:26:08,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:26:08,319 INFO L87 Difference]: Start difference. First operand 155 states and 239 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2023-12-02 17:26:11,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.82s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:26:13,248 WARN L539 Checker$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 17:26:15,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:26:18,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.96s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:26:20,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:26:22,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:26:22,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:26:22,523 INFO L93 Difference]: Finished difference Result 329 states and 507 transitions. [2023-12-02 17:26:22,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:26:22,526 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 232 [2023-12-02 17:26:22,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:26:22,530 INFO L225 Difference]: With dead ends: 329 [2023-12-02 17:26:22,530 INFO L226 Difference]: Without dead ends: 242 [2023-12-02 17:26:22,531 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 230 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:26:22,532 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 27 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 262 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2023-12-02 17:26:22,532 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 262 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 6 Unknown, 0 Unchecked, 14.2s Time] [2023-12-02 17:26:22,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2023-12-02 17:26:22,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 240. [2023-12-02 17:26:22,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 122 states have (on average 1.1721311475409837) internal successors, (143), 122 states have internal predecessors, (143), 114 states have call successors, (114), 3 states have call predecessors, (114), 3 states have return successors, (114), 114 states have call predecessors, (114), 114 states have call successors, (114) [2023-12-02 17:26:22,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 371 transitions. [2023-12-02 17:26:22,584 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 371 transitions. Word has length 232 [2023-12-02 17:26:22,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:26:22,585 INFO L495 AbstractCegarLoop]: Abstraction has 240 states and 371 transitions. [2023-12-02 17:26:22,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2023-12-02 17:26:22,586 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 371 transitions. [2023-12-02 17:26:22,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2023-12-02 17:26:22,590 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:26:22,590 INFO L195 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:26:22,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-12-02 17:26:22,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 17:26:22,791 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:26:22,792 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:26:22,792 INFO L85 PathProgramCache]: Analyzing trace with hash -933365860, now seen corresponding path program 1 times [2023-12-02 17:26:22,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 17:26:22,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2107494845] [2023-12-02 17:26:22,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:26:22,793 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 17:26:22,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 17:26:22,794 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 17:26:22,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-12-02 17:26:23,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:26:23,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 17:26:23,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:26:25,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2023-12-02 17:26:25,817 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 17:26:25,818 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 17:26:25,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2107494845] [2023-12-02 17:26:25,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2107494845] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:26:25,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:26:25,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 17:26:25,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523540844] [2023-12-02 17:26:25,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:26:25,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 17:26:25,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 17:26:25,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 17:26:25,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 17:26:25,821 INFO L87 Difference]: Start difference. First operand 240 states and 371 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2023-12-02 17:26:28,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.73s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:26:28,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:26:28,900 INFO L93 Difference]: Finished difference Result 412 states and 637 transitions. [2023-12-02 17:26:29,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:26:29,124 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 233 [2023-12-02 17:26:29,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:26:29,127 INFO L225 Difference]: With dead ends: 412 [2023-12-02 17:26:29,127 INFO L226 Difference]: Without dead ends: 240 [2023-12-02 17:26:29,128 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 230 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 17:26:29,129 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 82 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 78 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-12-02 17:26:29,130 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 129 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 3.0s Time] [2023-12-02 17:26:29,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2023-12-02 17:26:29,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 240. [2023-12-02 17:26:29,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 122 states have (on average 1.1557377049180328) internal successors, (141), 122 states have internal predecessors, (141), 114 states have call successors, (114), 3 states have call predecessors, (114), 3 states have return successors, (114), 114 states have call predecessors, (114), 114 states have call successors, (114) [2023-12-02 17:26:29,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 369 transitions. [2023-12-02 17:26:29,170 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 369 transitions. Word has length 233 [2023-12-02 17:26:29,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:26:29,172 INFO L495 AbstractCegarLoop]: Abstraction has 240 states and 369 transitions. [2023-12-02 17:26:29,172 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2023-12-02 17:26:29,172 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 369 transitions. [2023-12-02 17:26:29,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2023-12-02 17:26:29,176 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:26:29,176 INFO L195 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:26:29,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-12-02 17:26:29,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 17:26:29,377 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:26:29,377 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:26:29,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1944483110, now seen corresponding path program 1 times [2023-12-02 17:26:29,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 17:26:29,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [433712980] [2023-12-02 17:26:29,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:26:29,378 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 17:26:29,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 17:26:29,379 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 17:26:29,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/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 17:26:30,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:26:30,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 17:26:30,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:26:37,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 608 proven. 192 refuted. 0 times theorem prover too weak. 2012 trivial. 0 not checked. [2023-12-02 17:26:37,415 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 17:26:39,006 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 17:26:39,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [433712980] [2023-12-02 17:26:39,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [433712980] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 17:26:39,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1348257258] [2023-12-02 17:26:39,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:26:39,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 17:26:39,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 17:26:39,014 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 17:26:39,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-02 17:26:41,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:26:41,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 17:26:41,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:26:45,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 573 proven. 99 refuted. 0 times theorem prover too weak. 2140 trivial. 0 not checked. [2023-12-02 17:26:45,822 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 17:26:46,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1348257258] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 17:26:46,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1923267517] [2023-12-02 17:26:46,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:26:46,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:26:46,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:26:46,745 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:26:46,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-02 17:26:47,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:26:48,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 17:26:48,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:26:52,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 573 proven. 99 refuted. 0 times theorem prover too weak. 2140 trivial. 0 not checked. [2023-12-02 17:26:52,050 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 17:26:52,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1923267517] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 17:26:52,804 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 17:26:52,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 7] total 11 [2023-12-02 17:26:52,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022612987] [2023-12-02 17:26:52,804 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 17:26:52,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-12-02 17:26:52,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 17:26:52,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-12-02 17:26:52,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342 [2023-12-02 17:26:52,807 INFO L87 Difference]: Start difference. First operand 240 states and 369 transitions. Second operand has 12 states, 12 states have (on average 7.5) internal successors, (90), 11 states have internal predecessors, (90), 3 states have call successors, (70), 3 states have call predecessors, (70), 5 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) [2023-12-02 17:26:58,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:00,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:02,551 WARN L539 Checker$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 17:27:04,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:06,562 WARN L539 Checker$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 17:27:08,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:11,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:13,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:15,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:17,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:19,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:21,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:23,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:25,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:28,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:31,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:33,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:35,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:37,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:39,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:41,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:43,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:45,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:47,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:49,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:51,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:51,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:27:51,537 INFO L93 Difference]: Finished difference Result 449 states and 677 transitions. [2023-12-02 17:27:51,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-12-02 17:27:51,749 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.5) internal successors, (90), 11 states have internal predecessors, (90), 3 states have call successors, (70), 3 states have call predecessors, (70), 5 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) Word has length 233 [2023-12-02 17:27:51,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:27:51,752 INFO L225 Difference]: With dead ends: 449 [2023-12-02 17:27:51,752 INFO L226 Difference]: Without dead ends: 277 [2023-12-02 17:27:51,753 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1323 GetRequests, 1294 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2023-12-02 17:27:51,754 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 106 mSDsluCounter, 437 mSDsCounter, 0 mSdLazyCounter, 388 mSolverCounterSat, 101 mSolverCounterUnsat, 26 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 524 SdHoareTripleChecker+Invalid, 515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 388 IncrementalHoareTripleChecker+Invalid, 26 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 57.8s IncrementalHoareTripleChecker+Time [2023-12-02 17:27:51,754 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 524 Invalid, 515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 388 Invalid, 26 Unknown, 0 Unchecked, 57.8s Time] [2023-12-02 17:27:51,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2023-12-02 17:27:51,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 259. [2023-12-02 17:27:51,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 259 states, 139 states have (on average 1.1654676258992807) internal successors, (162), 139 states have internal predecessors, (162), 114 states have call successors, (114), 5 states have call predecessors, (114), 5 states have return successors, (114), 114 states have call predecessors, (114), 114 states have call successors, (114) [2023-12-02 17:27:51,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 390 transitions. [2023-12-02 17:27:51,807 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 390 transitions. Word has length 233 [2023-12-02 17:27:51,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:27:51,808 INFO L495 AbstractCegarLoop]: Abstraction has 259 states and 390 transitions. [2023-12-02 17:27:51,808 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.5) internal successors, (90), 11 states have internal predecessors, (90), 3 states have call successors, (70), 3 states have call predecessors, (70), 5 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) [2023-12-02 17:27:51,808 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 390 transitions. [2023-12-02 17:27:51,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2023-12-02 17:27:51,810 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:27:51,810 INFO L195 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:27:51,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-12-02 17:27:52,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/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)] Ended with exit code 0 [2023-12-02 17:27:52,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-12-02 17:27:52,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/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=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:27:52,412 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:27:52,412 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:27:52,412 INFO L85 PathProgramCache]: Analyzing trace with hash 1541137560, now seen corresponding path program 1 times [2023-12-02 17:27:52,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 17:27:52,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [288144441] [2023-12-02 17:27:52,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:27:52,413 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 17:27:52,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 17:27:52,414 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 17:27:52,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-12-02 17:27:53,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:27:53,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 17:27:53,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:27:58,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 1505 proven. 249 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2023-12-02 17:27:58,769 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 17:27:59,251 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 17:27:59,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [288144441] [2023-12-02 17:27:59,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [288144441] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 17:27:59,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1667577230] [2023-12-02 17:27:59,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:27:59,252 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 17:27:59,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 17:27:59,253 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 17:27:59,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e85de3-4d42-445d-a99f-85a773361580/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process