./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX --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 07850a67421b9d3433171b604e2682b6ebaa9e38ae0fc83b23fa26a084fe77cb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:59:17,550 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:59:17,645 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:59:17,650 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:59:17,650 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:59:17,679 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:59:17,680 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:59:17,680 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:59:17,681 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:59:17,682 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:59:17,682 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:59:17,683 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:59:17,684 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:59:17,684 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:59:17,685 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:59:17,686 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:59:17,686 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:59:17,687 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:59:17,687 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:59:17,688 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:59:17,688 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:59:17,689 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:59:17,690 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:59:17,691 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:59:17,691 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:59:17,691 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:59:17,692 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:59:17,692 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:59:17,693 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:59:17,693 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:59:17,694 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:59:17,694 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:59:17,694 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:59:17,695 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:59:17,695 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:59:17,696 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:59:17,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:59:17,697 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:59:17,697 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:59:17,697 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:59:17,698 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:59:17,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:59:17,699 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:59:17,699 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:59:17,699 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:59:17,699 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_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07850a67421b9d3433171b604e2682b6ebaa9e38ae0fc83b23fa26a084fe77cb [2023-11-12 00:59:17,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:59:18,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:59:18,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:59:18,021 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:59:18,021 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:59:18,023 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i [2023-11-12 00:59:21,294 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:59:21,596 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:59:21,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i [2023-11-12 00:59:21,608 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/data/822470701/7177cfbcdd67441f81e7fad2ef26856d/FLAG7ab3951e1 [2023-11-12 00:59:21,623 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/data/822470701/7177cfbcdd67441f81e7fad2ef26856d [2023-11-12 00:59:21,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:59:21,632 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:59:21,633 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:59:21,635 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:59:21,640 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:59:21,641 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:59:21" (1/1) ... [2023-11-12 00:59:21,642 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c8e0777 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:21, skipping insertion in model container [2023-11-12 00:59:21,643 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:59:21" (1/1) ... [2023-11-12 00:59:21,697 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:59:21,870 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_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i[919,932] [2023-11-12 00:59:21,945 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:59:21,960 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:59:21,974 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_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i[919,932] [2023-11-12 00:59:22,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:59:22,073 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:59:22,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:22 WrapperNode [2023-11-12 00:59:22,073 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:59:22,075 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:59:22,075 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:59:22,075 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:59:22,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:22" (1/1) ... [2023-11-12 00:59:22,124 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:22" (1/1) ... [2023-11-12 00:59:22,170 INFO L138 Inliner]: procedures = 26, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 262 [2023-11-12 00:59:22,170 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:59:22,171 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:59:22,171 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:59:22,171 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:59:22,181 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:22" (1/1) ... [2023-11-12 00:59:22,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:22" (1/1) ... [2023-11-12 00:59:22,185 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:22" (1/1) ... [2023-11-12 00:59:22,185 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:22" (1/1) ... [2023-11-12 00:59:22,198 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:22" (1/1) ... [2023-11-12 00:59:22,203 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:22" (1/1) ... [2023-11-12 00:59:22,228 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:22" (1/1) ... [2023-11-12 00:59:22,231 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:22" (1/1) ... [2023-11-12 00:59:22,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:59:22,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:59:22,236 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:59:22,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:59:22,237 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:22" (1/1) ... [2023-11-12 00:59:22,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:59:22,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:59:22,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:59:22,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:59:22,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:59:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:59:22,348 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:59:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:59:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:59:22,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:59:22,448 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:59:22,450 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:59:23,004 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:59:23,468 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:59:23,468 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:59:23,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:23 BoogieIcfgContainer [2023-11-12 00:59:23,471 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:59:23,473 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:59:23,473 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:59:23,476 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:59:23,477 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:59:21" (1/3) ... [2023-11-12 00:59:23,478 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d76821b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:59:23, skipping insertion in model container [2023-11-12 00:59:23,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:22" (2/3) ... [2023-11-12 00:59:23,480 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d76821b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:59:23, skipping insertion in model container [2023-11-12 00:59:23,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:23" (3/3) ... [2023-11-12 00:59:23,482 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i [2023-11-12 00:59:23,502 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:59:23,502 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:59:23,569 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:59:23,576 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;@3208133, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:59:23,577 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:59:23,582 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 29 states have internal predecessors, (31), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-12 00:59:23,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-12 00:59:23,601 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:59:23,602 INFO L195 NwaCegarLoop]: trace histogram [36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:59:23,603 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:59:23,610 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:59:23,611 INFO L85 PathProgramCache]: Analyzing trace with hash 106958556, now seen corresponding path program 1 times [2023-11-12 00:59:23,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:59:23,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203563911] [2023-11-12 00:59:23,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:23,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:59:23,878 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:59:23,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1665287666] [2023-11-12 00:59:23,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:23,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:59:23,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:59:23,886 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:59:23,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:59:24,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:59:24,387 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:59:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:59:24,702 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:59:24,705 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:59:24,707 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:59:24,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:59:24,918 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:59:24,923 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:59:24,928 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:59:25,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:59:25 BoogieIcfgContainer [2023-11-12 00:59:25,153 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:59:25,154 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:59:25,154 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:59:25,154 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:59:25,155 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:23" (3/4) ... [2023-11-12 00:59:25,158 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:59:25,159 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:59:25,160 INFO L158 Benchmark]: Toolchain (without parser) took 3529.91ms. Allocated memory was 125.8MB in the beginning and 163.6MB in the end (delta: 37.7MB). Free memory was 90.0MB in the beginning and 90.6MB in the end (delta: -562.5kB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2023-11-12 00:59:25,161 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 125.8MB. Free memory is still 101.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:59:25,162 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.73ms. Allocated memory is still 125.8MB. Free memory was 89.6MB in the beginning and 73.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:59:25,163 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.84ms. Allocated memory is still 125.8MB. Free memory was 73.6MB in the beginning and 70.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:59:25,168 INFO L158 Benchmark]: Boogie Preprocessor took 64.51ms. Allocated memory is still 125.8MB. Free memory was 70.3MB in the beginning and 68.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:59:25,170 INFO L158 Benchmark]: RCFGBuilder took 1234.87ms. Allocated memory is still 125.8MB. Free memory was 68.2MB in the beginning and 77.0MB in the end (delta: -8.8MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2023-11-12 00:59:25,172 INFO L158 Benchmark]: TraceAbstraction took 1680.41ms. Allocated memory was 125.8MB in the beginning and 163.6MB in the end (delta: 37.7MB). Free memory was 76.2MB in the beginning and 91.6MB in the end (delta: -15.4MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-11-12 00:59:25,172 INFO L158 Benchmark]: Witness Printer took 5.14ms. Allocated memory is still 163.6MB. Free memory was 91.6MB in the beginning and 90.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:59:25,181 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 125.8MB. Free memory is still 101.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 440.73ms. Allocated memory is still 125.8MB. Free memory was 89.6MB in the beginning and 73.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.84ms. Allocated memory is still 125.8MB. Free memory was 73.6MB in the beginning and 70.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.51ms. Allocated memory is still 125.8MB. Free memory was 70.3MB in the beginning and 68.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1234.87ms. Allocated memory is still 125.8MB. Free memory was 68.2MB in the beginning and 77.0MB in the end (delta: -8.8MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1680.41ms. Allocated memory was 125.8MB in the beginning and 163.6MB in the end (delta: 37.7MB). Free memory was 76.2MB in the beginning and 91.6MB in the end (delta: -15.4MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Witness Printer took 5.14ms. Allocated memory is still 163.6MB. Free memory was 91.6MB in the beginning and 90.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 157, overapproximation of bitwiseOr at line 113, overapproximation of someUnaryDOUBLEoperation at line 93, overapproximation of someBinaryArithmeticDOUBLEoperation at line 95, overapproximation of someBinaryDOUBLEComparisonOperation at line 72. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] signed char var_1_10 = 2; [L24] signed char var_1_11 = 1; [L25] float var_1_14 = 64.3; [L26] signed char var_1_16 = 32; [L27] unsigned char var_1_17 = 1; [L28] unsigned char var_1_18 = 0; [L29] unsigned char var_1_19 = 0; [L30] double var_1_20 = 9.25; [L31] double var_1_21 = 255.05; [L32] double var_1_22 = 25.5; [L33] unsigned char var_1_23 = 2; [L34] unsigned char var_1_25 = 1; [L35] unsigned short int var_1_26 = 5; [L36] unsigned char var_1_27 = 128; [L37] unsigned char var_1_28 = 1; [L38] signed long int var_1_29 = 128; [L39] unsigned long int var_1_31 = 1; [L40] unsigned long int var_1_32 = 64; [L41] unsigned long int var_1_37 = 3773873024; [L42] unsigned long int var_1_38 = 2296504360; [L43] unsigned long int var_1_39 = 16; [L44] unsigned long int var_1_40 = 2753961414; [L45] unsigned char var_1_41 = 8; [L46] unsigned char var_1_42 = 25; [L47] signed short int var_1_43 = -50; [L48] signed char var_1_44 = -1; [L49] signed char var_1_45 = 4; [L50] signed char var_1_46 = -1; [L51] double var_1_47 = 255.2; [L52] double var_1_48 = 0.09999999999999998; [L53] double var_1_49 = 49.875; [L54] double var_1_50 = 50.4; [L55] double var_1_51 = 49.25; [L56] double var_1_52 = 1000000.4; [L57] double var_1_53 = 256.2; [L58] signed char var_1_54 = -8; [L59] signed char var_1_55 = 25; [L60] unsigned char last_1_var_1_17 = 1; [L61] double last_1_var_1_20 = 9.25; [L62] unsigned char last_1_var_1_23 = 2; [L63] unsigned short int last_1_var_1_26 = 5; [L64] signed long int last_1_var_1_29 = 128; [L224] isInitial = 1 [L225] FCALL initially() [L226] COND TRUE 1 [L227] CALL updateLastVariables() [L213] last_1_var_1_17 = var_1_17 [L214] last_1_var_1_20 = var_1_20 [L215] last_1_var_1_23 = var_1_23 [L216] last_1_var_1_26 = var_1_26 [L217] last_1_var_1_29 = var_1_29 [L227] RET updateLastVariables() [L228] CALL updateVariables() [L153] var_1_11 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_11 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_11 >= -63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L155] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L156] var_1_14 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L158] var_1_16 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_16 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_16 >= -63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L160] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L161] var_1_18 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L163] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L164] var_1_19 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_19 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_19 >= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L166] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L167] var_1_21 = __VERIFIER_nondet_double() [L168] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L169] var_1_22 = __VERIFIER_nondet_double() [L170] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && 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_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && 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_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L171] var_1_25 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L173] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L174] var_1_27 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_27 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_27 >= 127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L176] CALL assume_abort_if_not(var_1_27 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_27 <= 255) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L177] var_1_28 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L179] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L180] var_1_37 = __VERIFIER_nondet_ulong() [L181] CALL assume_abort_if_not(var_1_37 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_37 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L182] CALL assume_abort_if_not(var_1_37 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_37 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L183] var_1_38 = __VERIFIER_nondet_ulong() [L184] CALL assume_abort_if_not(var_1_38 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_38 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L185] CALL assume_abort_if_not(var_1_38 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_38 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L186] var_1_40 = __VERIFIER_nondet_ulong() [L187] CALL assume_abort_if_not(var_1_40 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_40 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L188] CALL assume_abort_if_not(var_1_40 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_40 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L189] var_1_42 = __VERIFIER_nondet_uchar() [L190] CALL assume_abort_if_not(var_1_42 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_42 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L191] CALL assume_abort_if_not(var_1_42 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_42 <= 254) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L192] var_1_45 = __VERIFIER_nondet_char() [L193] CALL assume_abort_if_not(var_1_45 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_45 >= -127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L194] CALL assume_abort_if_not(var_1_45 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_45 <= 126) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L195] var_1_46 = __VERIFIER_nondet_char() [L196] CALL assume_abort_if_not(var_1_46 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_46 >= -127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L197] CALL assume_abort_if_not(var_1_46 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_46 <= 126) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L198] var_1_48 = __VERIFIER_nondet_double() [L199] CALL assume_abort_if_not((var_1_48 >= -922337.2036854765600e+13F && var_1_48 <= -1.0e-20F) || (var_1_48 <= 9223372.036854765600e+12F && var_1_48 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=5, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not((var_1_48 >= -922337.2036854765600e+13F && var_1_48 <= -1.0e-20F) || (var_1_48 <= 9223372.036854765600e+12F && var_1_48 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=5, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L200] var_1_49 = __VERIFIER_nondet_double() [L201] CALL assume_abort_if_not((var_1_49 >= -922337.2036854765600e+13F && var_1_49 <= -1.0e-20F) || (var_1_49 <= 9223372.036854765600e+12F && var_1_49 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=5, var_1_49=6, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not((var_1_49 >= -922337.2036854765600e+13F && var_1_49 <= -1.0e-20F) || (var_1_49 <= 9223372.036854765600e+12F && var_1_49 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=5, var_1_49=6, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L202] var_1_50 = __VERIFIER_nondet_double() [L203] CALL assume_abort_if_not((var_1_50 >= 0.0F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 9223372.036854765600e+12F && var_1_50 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=5, var_1_49=6, var_1_50=7, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not((var_1_50 >= 0.0F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 9223372.036854765600e+12F && var_1_50 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=5, var_1_49=6, var_1_50=7, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L204] var_1_51 = __VERIFIER_nondet_double() [L205] CALL assume_abort_if_not((var_1_51 >= 0.0F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 9223372.036854765600e+12F && var_1_51 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=5, var_1_49=6, var_1_50=7, var_1_51=8, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not((var_1_51 >= 0.0F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 9223372.036854765600e+12F && var_1_51 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=5, var_1_49=6, var_1_50=7, var_1_51=8, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L206] var_1_52 = __VERIFIER_nondet_double() [L207] CALL assume_abort_if_not((var_1_52 >= 0.0F && var_1_52 <= -1.0e-20F) || (var_1_52 <= 9223372.036854765600e+12F && var_1_52 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=5, var_1_49=6, var_1_50=7, var_1_51=8, var_1_52=9, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L207] RET assume_abort_if_not((var_1_52 >= 0.0F && var_1_52 <= -1.0e-20F) || (var_1_52 <= 9223372.036854765600e+12F && var_1_52 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=5, var_1_49=6, var_1_50=7, var_1_51=8, var_1_52=9, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L208] var_1_55 = __VERIFIER_nondet_char() [L209] CALL assume_abort_if_not(var_1_55 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=5, var_1_49=6, var_1_50=7, var_1_51=8, var_1_52=9, var_1_53=1281/5, var_1_54=-8, var_1_55=126] [L20] COND FALSE !(!cond) [L209] RET assume_abort_if_not(var_1_55 >= -127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=5, var_1_49=6, var_1_50=7, var_1_51=8, var_1_52=9, var_1_53=1281/5, var_1_54=-8, var_1_55=126] [L210] CALL assume_abort_if_not(var_1_55 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=5, var_1_49=6, var_1_50=7, var_1_51=8, var_1_52=9, var_1_53=1281/5, var_1_54=-8, var_1_55=126] [L20] COND FALSE !(!cond) [L210] RET assume_abort_if_not(var_1_55 <= 126) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=237, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967294, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=5, var_1_49=6, var_1_50=7, var_1_51=8, var_1_52=9, var_1_53=1281/5, var_1_54=-8, var_1_55=126] [L228] RET updateVariables() [L229] CALL step() [L68] COND FALSE !((last_1_var_1_29 * last_1_var_1_23) <= last_1_var_1_29) [L71] COND TRUE last_1_var_1_17 || last_1_var_1_17 [L72] COND FALSE !((((((last_1_var_1_20) < 0 ) ? -(last_1_var_1_20) : (last_1_var_1_20))) - var_1_14) == (last_1_var_1_20 + last_1_var_1_20)) [L75] var_1_10 = var_1_11 [L81] COND TRUE (last_1_var_1_29 + last_1_var_1_29) > last_1_var_1_26 [L82] var_1_23 = var_1_25 [L84] COND TRUE var_1_17 || var_1_17 [L85] COND FALSE !(var_1_45 >= var_1_46) [L99] var_1_17 = (var_1_18 && var_1_19) [L100] COND FALSE !(! var_1_18) [L103] COND TRUE 256 >= var_1_10 [L104] COND FALSE !(var_1_17 && (var_1_25 >= (var_1_27 - var_1_28))) [L107] var_1_26 = var_1_28 [L112] var_1_41 = var_1_42 [L113] EXPR var_1_37 ^ var_1_40 [L113] EXPR ((-8) > ((var_1_37 ^ var_1_40))) ? (-8) : ((var_1_37 ^ var_1_40)) [L113] EXPR var_1_37 ^ var_1_40 [L113] EXPR ((-8) > ((var_1_37 ^ var_1_40))) ? (-8) : ((var_1_37 ^ var_1_40)) [L113] COND FALSE !(var_1_29 <= ((((-8) > ((var_1_37 ^ var_1_40))) ? (-8) : ((var_1_37 ^ var_1_40))))) [L118] var_1_44 = 64 [L120] signed long int stepLocal_0 = var_1_23 * var_1_26; [L121] COND TRUE ((((var_1_20) < (63.5)) ? (var_1_20) : (63.5))) > (2.4 * var_1_20) [L122] COND FALSE !(stepLocal_0 <= (~ var_1_26)) [L125] var_1_1 = var_1_10 [L130] var_1_53 = 5.5 [L131] var_1_31 = var_1_26 [L132] COND FALSE !(var_1_37 <= ((((var_1_26) > (var_1_29)) ? (var_1_26) : (var_1_29)))) [L135] var_1_29 = var_1_1 [L136] COND TRUE var_1_17 && var_1_17 [L137] COND TRUE var_1_26 <= var_1_31 [L138] var_1_32 = (((((var_1_37) < (((((var_1_38) < 0 ) ? -(var_1_38) : (var_1_38))))) ? (var_1_37) : (((((var_1_38) < 0 ) ? -(var_1_38) : (var_1_38)))))) - var_1_26) [L141] COND TRUE (- var_1_38) <= (- var_1_37) [L142] var_1_39 = (2368197193u - var_1_26) [L150] var_1_54 = var_1_55 [L229] RET step() [L230] CALL, EXPR property() [L220-L221] return ((((((((((((var_1_20) < (63.5)) ? (var_1_20) : (63.5))) > (2.4 * var_1_20)) ? (((var_1_23 * var_1_26) <= (~ var_1_26)) ? (var_1_1 == ((signed short int) (((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))) + var_1_23))) : (var_1_1 == ((signed short int) var_1_10))) : (var_1_1 == ((signed short int) -50))) && (((last_1_var_1_29 * last_1_var_1_23) <= last_1_var_1_29) ? (var_1_10 == ((signed char) (var_1_11 + 10))) : ((last_1_var_1_17 || last_1_var_1_17) ? (((((((last_1_var_1_20) < 0 ) ? -(last_1_var_1_20) : (last_1_var_1_20))) - var_1_14) == (last_1_var_1_20 + last_1_var_1_20)) ? (var_1_10 == ((signed char) (var_1_11 + var_1_16))) : (var_1_10 == ((signed char) var_1_11))) : (var_1_10 == ((signed char) var_1_16))))) && (var_1_17 == ((unsigned char) (var_1_18 && var_1_19)))) && ((! var_1_18) ? (var_1_20 == ((double) ((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22))))) : 1)) && (((last_1_var_1_29 + last_1_var_1_29) > last_1_var_1_26) ? (var_1_23 == ((unsigned char) var_1_25)) : 1)) && ((256 >= var_1_10) ? ((var_1_17 && (var_1_25 >= (var_1_27 - var_1_28))) ? (var_1_26 == ((unsigned short int) 16)) : (var_1_26 == ((unsigned short int) var_1_28))) : (var_1_26 == ((unsigned short int) var_1_25)))) && (var_1_29 == ((signed long int) var_1_1))) && (var_1_31 == ((unsigned long int) var_1_26)) ; [L230] RET, EXPR property() [L230] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=1, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=237, var_1_25=237, var_1_26=17, var_1_27=255, var_1_28=17, var_1_29=1, var_1_31=17, var_1_32=4294967276, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197176, var_1_40=4294967294, var_1_41=0, var_1_42=0, var_1_43=-50, var_1_44=64, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=5, var_1_49=6, var_1_50=7, var_1_51=8, var_1_52=9, var_1_53=11/2, var_1_54=126, var_1_55=126] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=1, var_1_11=1, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=237, var_1_25=237, var_1_26=17, var_1_27=255, var_1_28=17, var_1_29=1, var_1_31=17, var_1_32=4294967276, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197176, var_1_40=4294967294, var_1_41=0, var_1_42=0, var_1_43=-50, var_1_44=64, var_1_45=-127, var_1_46=-126, var_1_47=1276/5, var_1_48=5, var_1_49=6, var_1_50=7, var_1_51=8, var_1_52=9, var_1_53=11/2, var_1_54=126, var_1_55=126] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 67 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 36, 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=67occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 134 NumberOfCodeBlocks, 134 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 [2023-11-12 00:59:25,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, 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_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX --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 07850a67421b9d3433171b604e2682b6ebaa9e38ae0fc83b23fa26a084fe77cb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:59:28,030 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:59:28,148 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:59:28,157 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:59:28,158 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:59:28,222 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:59:28,223 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:59:28,224 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:59:28,225 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:59:28,231 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:59:28,232 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:59:28,232 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:59:28,233 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:59:28,235 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:59:28,235 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:59:28,236 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:59:28,237 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:59:28,238 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:59:28,238 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:59:28,239 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:59:28,240 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:59:28,241 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:59:28,241 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:59:28,242 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:59:28,242 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:59:28,243 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:59:28,243 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:59:28,244 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:59:28,244 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:59:28,245 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:59:28,246 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:59:28,247 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:59:28,247 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:59:28,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:59:28,248 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:59:28,248 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:59:28,249 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:59:28,249 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:59:28,249 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:59:28,251 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:59:28,251 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:59:28,251 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:59:28,252 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_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07850a67421b9d3433171b604e2682b6ebaa9e38ae0fc83b23fa26a084fe77cb [2023-11-12 00:59:28,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:59:28,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:59:28,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:59:28,750 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:59:28,751 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:59:28,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i [2023-11-12 00:59:32,123 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:59:32,480 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:59:32,481 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i [2023-11-12 00:59:32,493 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/data/f847044d9/33e5c5254d194088bce86ac55430584d/FLAG12ec0ba47 [2023-11-12 00:59:32,508 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/data/f847044d9/33e5c5254d194088bce86ac55430584d [2023-11-12 00:59:32,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:59:32,513 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:59:32,514 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:59:32,515 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:59:32,523 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:59:32,524 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:59:32" (1/1) ... [2023-11-12 00:59:32,525 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17c39ba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:32, skipping insertion in model container [2023-11-12 00:59:32,526 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:59:32" (1/1) ... [2023-11-12 00:59:32,589 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:59:32,743 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_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i[919,932] [2023-11-12 00:59:32,810 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:59:32,829 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:59:32,842 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_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i[919,932] [2023-11-12 00:59:32,881 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:59:32,910 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:59:32,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:32 WrapperNode [2023-11-12 00:59:32,910 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:59:32,914 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:59:32,915 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:59:32,915 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:59:32,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:32" (1/1) ... [2023-11-12 00:59:32,948 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:32" (1/1) ... [2023-11-12 00:59:33,011 INFO L138 Inliner]: procedures = 27, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 234 [2023-11-12 00:59:33,012 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:59:33,013 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:59:33,014 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:59:33,014 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:59:33,047 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:32" (1/1) ... [2023-11-12 00:59:33,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:32" (1/1) ... [2023-11-12 00:59:33,071 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:32" (1/1) ... [2023-11-12 00:59:33,071 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:32" (1/1) ... [2023-11-12 00:59:33,084 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:32" (1/1) ... [2023-11-12 00:59:33,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:32" (1/1) ... [2023-11-12 00:59:33,115 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:32" (1/1) ... [2023-11-12 00:59:33,118 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:32" (1/1) ... [2023-11-12 00:59:33,135 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:59:33,136 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:59:33,137 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:59:33,137 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:59:33,138 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:32" (1/1) ... [2023-11-12 00:59:33,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:59:33,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:59:33,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:59:33,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:59:33,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:59:33,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:59:33,237 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:59:33,237 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:59:33,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:59:33,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:59:33,380 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:59:33,382 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:59:38,465 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:59:38,488 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:59:38,489 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:59:38,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:38 BoogieIcfgContainer [2023-11-12 00:59:38,492 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:59:38,495 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:59:38,495 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:59:38,498 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:59:38,499 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:59:32" (1/3) ... [2023-11-12 00:59:38,500 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@728ece78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:59:38, skipping insertion in model container [2023-11-12 00:59:38,500 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:32" (2/3) ... [2023-11-12 00:59:38,500 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@728ece78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:59:38, skipping insertion in model container [2023-11-12 00:59:38,501 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:38" (3/3) ... [2023-11-12 00:59:38,502 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i [2023-11-12 00:59:38,522 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:59:38,522 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:59:38,572 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:59:38,578 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;@518a366c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:59:38,579 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:59:38,584 INFO L276 IsEmpty]: Start isEmpty. Operand has 103 states, 64 states have (on average 1.390625) internal successors, (89), 65 states have internal predecessors, (89), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-12 00:59:38,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-11-12 00:59:38,607 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:59:38,608 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:59:38,609 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:59:38,613 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:59:38,614 INFO L85 PathProgramCache]: Analyzing trace with hash 1189930986, now seen corresponding path program 1 times [2023-11-12 00:59:38,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:59:38,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1416283702] [2023-11-12 00:59:38,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:38,630 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 [2023-11-12 00:59:38,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:59:38,631 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:59:38,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:59:39,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:59:39,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:59:39,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:59:39,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-12 00:59:39,590 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:59:39,591 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:59:39,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1416283702] [2023-11-12 00:59:39,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1416283702] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:59:39,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:59:39,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:59:39,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121324780] [2023-11-12 00:59:39,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:59:39,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:59:39,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:59:39,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:59:39,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:59:39,651 INFO L87 Difference]: Start difference. First operand has 103 states, 64 states have (on average 1.390625) internal successors, (89), 65 states have internal predecessors, (89), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-12 00:59:39,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:59:39,690 INFO L93 Difference]: Finished difference Result 199 states and 352 transitions. [2023-11-12 00:59:39,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:59:39,693 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 228 [2023-11-12 00:59:39,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:59:39,705 INFO L225 Difference]: With dead ends: 199 [2023-11-12 00:59:39,705 INFO L226 Difference]: Without dead ends: 99 [2023-11-12 00:59:39,710 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:59:39,713 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:59:39,715 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:59:39,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-12 00:59:39,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2023-11-12 00:59:39,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 61 states have (on average 1.3278688524590163) internal successors, (81), 61 states have internal predecessors, (81), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-12 00:59:39,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 153 transitions. [2023-11-12 00:59:39,774 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 153 transitions. Word has length 228 [2023-11-12 00:59:39,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:59:39,777 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 153 transitions. [2023-11-12 00:59:39,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-12 00:59:39,778 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 153 transitions. [2023-11-12 00:59:39,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-11-12 00:59:39,784 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:59:39,784 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:59:39,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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)] Ended with exit code 0 [2023-11-12 00:59:40,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:59:40,008 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:59:40,009 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:59:40,009 INFO L85 PathProgramCache]: Analyzing trace with hash 2105236772, now seen corresponding path program 1 times [2023-11-12 00:59:40,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:59:40,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2002695276] [2023-11-12 00:59:40,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:40,011 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 [2023-11-12 00:59:40,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:59:40,012 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:59:40,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:59:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:59:40,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:59:40,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:59:43,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-12 00:59:43,612 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:59:43,612 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:59:43,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2002695276] [2023-11-12 00:59:43,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2002695276] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:59:43,613 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:59:43,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:59:43,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59675423] [2023-11-12 00:59:43,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:59:43,615 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:59:43,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:59:43,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:59:43,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:59:43,617 INFO L87 Difference]: Start difference. First operand 99 states and 153 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-12 00:59:46,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:59:48,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:59:50,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:59:52,601 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 [] [2023-11-12 00:59:52,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:59:52,608 INFO L93 Difference]: Finished difference Result 309 states and 482 transitions. [2023-11-12 00:59:52,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:59:52,658 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 229 [2023-11-12 00:59:52,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:59:52,668 INFO L225 Difference]: With dead ends: 309 [2023-11-12 00:59:52,668 INFO L226 Difference]: Without dead ends: 213 [2023-11-12 00:59:52,672 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:59:52,678 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 129 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 74 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 437 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2023-11-12 00:59:52,679 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 437 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 24 Invalid, 4 Unknown, 0 Unchecked, 8.9s Time] [2023-11-12 00:59:52,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2023-11-12 00:59:52,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 177. [2023-11-12 00:59:52,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 102 states have (on average 1.2843137254901962) internal successors, (131), 102 states have internal predecessors, (131), 72 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2023-11-12 00:59:52,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 275 transitions. [2023-11-12 00:59:52,773 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 275 transitions. Word has length 229 [2023-11-12 00:59:52,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:59:52,778 INFO L495 AbstractCegarLoop]: Abstraction has 177 states and 275 transitions. [2023-11-12 00:59:52,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-12 00:59:52,781 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 275 transitions. [2023-11-12 00:59:52,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2023-11-12 00:59:52,791 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:59:52,791 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:59:52,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:59:53,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:59:53,017 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:59:53,018 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:59:53,018 INFO L85 PathProgramCache]: Analyzing trace with hash 291052278, now seen corresponding path program 1 times [2023-11-12 00:59:53,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:59:53,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [345932508] [2023-11-12 00:59:53,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:53,020 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 [2023-11-12 00:59:53,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:59:53,021 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:59:53,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:59:53,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:59:53,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:59:53,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:59:54,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-12 00:59:54,976 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:59:54,977 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:59:54,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [345932508] [2023-11-12 00:59:54,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [345932508] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:59:54,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:59:54,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:59:54,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570617316] [2023-11-12 00:59:54,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:59:54,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:59:54,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:59:54,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:59:54,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:59:54,984 INFO L87 Difference]: Start difference. First operand 177 states and 275 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-12 00:59:57,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:59:59,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:00:01,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:00:03,864 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 [] [2023-11-12 01:00:03,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:00:03,865 INFO L93 Difference]: Finished difference Result 309 states and 479 transitions. [2023-11-12 01:00:03,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 01:00:03,912 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 230 [2023-11-12 01:00:03,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:00:03,916 INFO L225 Difference]: With dead ends: 309 [2023-11-12 01:00:03,916 INFO L226 Difference]: Without dead ends: 202 [2023-11-12 01:00:03,917 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 01:00:03,919 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 81 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 74 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2023-11-12 01:00:03,919 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 431 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 20 Invalid, 4 Unknown, 0 Unchecked, 8.8s Time] [2023-11-12 01:00:03,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2023-11-12 01:00:03,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 176. [2023-11-12 01:00:03,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 101 states have (on average 1.2475247524752475) internal successors, (126), 101 states have internal predecessors, (126), 72 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2023-11-12 01:00:03,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 270 transitions. [2023-11-12 01:00:03,973 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 270 transitions. Word has length 230 [2023-11-12 01:00:03,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:00:03,974 INFO L495 AbstractCegarLoop]: Abstraction has 176 states and 270 transitions. [2023-11-12 01:00:03,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-12 01:00:03,975 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 270 transitions. [2023-11-12 01:00:03,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-11-12 01:00:03,984 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:00:03,984 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:00:04,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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)] Forceful destruction successful, exit code 0 [2023-11-12 01:00:04,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:00:04,201 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:00:04,202 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:00:04,202 INFO L85 PathProgramCache]: Analyzing trace with hash 2142366461, now seen corresponding path program 1 times [2023-11-12 01:00:04,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:00:04,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1720477726] [2023-11-12 01:00:04,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:00:04,204 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 [2023-11-12 01:00:04,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:00:04,205 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 01:00:04,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:00:04,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:00:05,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 01:00:05,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:00:06,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 645 proven. 90 refuted. 0 times theorem prover too weak. 1785 trivial. 0 not checked. [2023-11-12 01:00:06,137 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 01:00:06,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 15 proven. 90 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-11-12 01:00:06,847 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:00:06,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1720477726] [2023-11-12 01:00:06,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1720477726] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 01:00:06,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1665011981] [2023-11-12 01:00:06,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:00:06,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 01:00:06,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 01:00:06,856 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 01:00:06,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-12 01:00:07,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:00:07,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 01:00:07,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:00:07,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-12 01:00:07,916 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:00:07,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1665011981] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:00:07,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-12 01:00:07,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 8 [2023-11-12 01:00:07,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014190636] [2023-11-12 01:00:07,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:00:07,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 01:00:07,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:00:07,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 01:00:07,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-12 01:00:07,920 INFO L87 Difference]: Start difference. First operand 176 states and 270 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-12 01:00:10,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:00:12,207 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 [] [2023-11-12 01:00:12,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:00:12,283 INFO L93 Difference]: Finished difference Result 363 states and 559 transitions. [2023-11-12 01:00:12,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 01:00:12,284 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 231 [2023-11-12 01:00:12,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:00:12,288 INFO L225 Difference]: With dead ends: 363 [2023-11-12 01:00:12,288 INFO L226 Difference]: Without dead ends: 267 [2023-11-12 01:00:12,289 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 690 GetRequests, 683 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-12 01:00:12,292 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 130 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 9 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-11-12 01:00:12,293 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 290 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 13 Invalid, 2 Unknown, 0 Unchecked, 4.3s Time] [2023-11-12 01:00:12,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2023-11-12 01:00:12,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 263. [2023-11-12 01:00:12,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 151 states have (on average 1.2317880794701987) internal successors, (186), 151 states have internal predecessors, (186), 108 states have call successors, (108), 3 states have call predecessors, (108), 3 states have return successors, (108), 108 states have call predecessors, (108), 108 states have call successors, (108) [2023-11-12 01:00:12,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 402 transitions. [2023-11-12 01:00:12,383 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 402 transitions. Word has length 231 [2023-11-12 01:00:12,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:00:12,387 INFO L495 AbstractCegarLoop]: Abstraction has 263 states and 402 transitions. [2023-11-12 01:00:12,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-12 01:00:12,388 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 402 transitions. [2023-11-12 01:00:12,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-11-12 01:00:12,392 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:00:12,392 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:00:12,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-12 01:00:12,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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)] Forceful destruction successful, exit code 0 [2023-11-12 01:00:12,798 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:00:12,798 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:00:12,799 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:00:12,799 INFO L85 PathProgramCache]: Analyzing trace with hash 862502783, now seen corresponding path program 1 times [2023-11-12 01:00:12,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:00:12,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [279866682] [2023-11-12 01:00:12,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:00:12,800 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 [2023-11-12 01:00:12,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:00:12,801 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 01:00:12,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/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 (7)] Waiting until timeout for monitored process [2023-11-12 01:00:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:00:13,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 01:00:13,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:00:14,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 645 proven. 90 refuted. 0 times theorem prover too weak. 1785 trivial. 0 not checked. [2023-11-12 01:00:14,504 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 01:00:15,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 15 proven. 90 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-11-12 01:00:15,134 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:00:15,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [279866682] [2023-11-12 01:00:15,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [279866682] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 01:00:15,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1351778651] [2023-11-12 01:00:15,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:00:15,135 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 01:00:15,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 01:00:15,137 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 01:00:15,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8039fd2e-3dab-49cb-87e0-c63ebdaa238e/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-12 01:00:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:00:17,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 01:00:17,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:00:18,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 645 proven. 90 refuted. 0 times theorem prover too weak. 1785 trivial. 0 not checked. [2023-11-12 01:00:18,231 INFO L327 TraceCheckSpWp]: Computing backward predicates...