./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-55.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ --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 ce316f509a61e336c72d9b843bd50624ceda1debc7995e28227acf1d2e0c2734 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:10:54,863 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:10:54,976 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:10:54,983 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:10:54,984 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:10:55,021 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:10:55,022 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:10:55,023 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:10:55,024 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:10:55,028 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:10:55,029 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:10:55,030 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:10:55,031 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:10:55,032 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:10:55,033 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:10:55,033 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:10:55,034 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:10:55,034 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:10:55,035 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:10:55,035 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:10:55,036 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:10:55,036 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:10:55,037 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:10:55,038 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:10:55,038 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:10:55,039 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:10:55,039 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:10:55,039 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:10:55,040 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:10:55,040 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:10:55,041 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:10:55,042 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:10:55,042 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:10:55,042 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:10:55,043 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:10:55,043 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:10:55,043 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:10:55,043 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:10:55,044 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:10:55,044 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:10:55,044 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:10:55,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:10:55,045 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:10:55,045 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:10:55,046 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:10:55,046 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_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce316f509a61e336c72d9b843bd50624ceda1debc7995e28227acf1d2e0c2734 [2023-11-19 04:10:55,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:10:55,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:10:55,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:10:55,389 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:10:55,389 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:10:55,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-55.i [2023-11-19 04:10:58,460 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:10:58,708 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:10:58,709 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-55.i [2023-11-19 04:10:58,724 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/data/dda837561/65a9862b607246a5aa0f84a52b908a1c/FLAG63abd625c [2023-11-19 04:10:58,747 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/data/dda837561/65a9862b607246a5aa0f84a52b908a1c [2023-11-19 04:10:58,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:10:58,753 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:10:58,757 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:10:58,757 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:10:58,763 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:10:58,764 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:10:58" (1/1) ... [2023-11-19 04:10:58,765 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eb730b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:58, skipping insertion in model container [2023-11-19 04:10:58,765 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:10:58" (1/1) ... [2023-11-19 04:10:58,819 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:10:58,984 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_92d13828-db92-42bc-8c87-b82913ee1269/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-55.i[919,932] [2023-11-19 04:10:59,084 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:10:59,113 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:10:59,133 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_92d13828-db92-42bc-8c87-b82913ee1269/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-55.i[919,932] [2023-11-19 04:10:59,187 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:10:59,206 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:10:59,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:59 WrapperNode [2023-11-19 04:10:59,207 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:10:59,208 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:10:59,208 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:10:59,209 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:10:59,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:59" (1/1) ... [2023-11-19 04:10:59,227 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:59" (1/1) ... [2023-11-19 04:10:59,265 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2023-11-19 04:10:59,265 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:10:59,266 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:10:59,266 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:10:59,266 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:10:59,281 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:59" (1/1) ... [2023-11-19 04:10:59,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:59" (1/1) ... [2023-11-19 04:10:59,296 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:59" (1/1) ... [2023-11-19 04:10:59,297 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:59" (1/1) ... [2023-11-19 04:10:59,308 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:59" (1/1) ... [2023-11-19 04:10:59,311 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:59" (1/1) ... [2023-11-19 04:10:59,314 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:59" (1/1) ... [2023-11-19 04:10:59,316 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:59" (1/1) ... [2023-11-19 04:10:59,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:10:59,334 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:10:59,334 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:10:59,335 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:10:59,336 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:59" (1/1) ... [2023-11-19 04:10:59,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:10:59,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:10:59,365 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:10:59,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:10:59,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:10:59,399 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:10:59,399 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:10:59,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:10:59,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:10:59,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:10:59,528 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:10:59,531 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:11:00,021 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:11:00,303 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:11:00,303 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:11:00,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:11:00 BoogieIcfgContainer [2023-11-19 04:11:00,308 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:11:00,311 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:11:00,311 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:11:00,315 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:11:00,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:10:58" (1/3) ... [2023-11-19 04:11:00,316 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ca138ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:11:00, skipping insertion in model container [2023-11-19 04:11:00,316 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:59" (2/3) ... [2023-11-19 04:11:00,317 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ca138ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:11:00, skipping insertion in model container [2023-11-19 04:11:00,317 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:11:00" (3/3) ... [2023-11-19 04:11:00,318 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-55.i [2023-11-19 04:11:00,337 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:11:00,338 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:11:00,387 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:11:00,394 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;@3ac96754, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:11:00,395 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:11:00,399 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 04:11:00,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-19 04:11:00,413 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:11:00,414 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:11:00,415 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:11:00,420 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:11:00,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1969745070, now seen corresponding path program 1 times [2023-11-19 04:11:00,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:11:00,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205534895] [2023-11-19 04:11:00,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:11:00,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:11:00,700 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:11:00,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [30071693] [2023-11-19 04:11:00,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:11:00,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:11:00,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:11:00,703 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:11:00,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:11:00,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:11:00,998 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:11:01,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:11:01,304 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:11:01,306 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:11:01,307 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:11:01,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:11:01,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:11:01,531 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:11:01,535 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:11:01,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:11:01 BoogieIcfgContainer [2023-11-19 04:11:01,673 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:11:01,673 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:11:01,673 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:11:01,674 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:11:01,674 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:11:00" (3/4) ... [2023-11-19 04:11:01,676 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:11:01,677 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:11:01,678 INFO L158 Benchmark]: Toolchain (without parser) took 2924.79ms. Allocated memory is still 169.9MB. Free memory was 126.2MB in the beginning and 61.3MB in the end (delta: 64.8MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2023-11-19 04:11:01,679 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 113.2MB. Free memory is still 65.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:11:01,679 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.71ms. Allocated memory is still 169.9MB. Free memory was 126.2MB in the beginning and 111.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:11:01,680 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.16ms. Allocated memory is still 169.9MB. Free memory was 111.5MB in the beginning and 108.1MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:11:01,681 INFO L158 Benchmark]: Boogie Preprocessor took 67.22ms. Allocated memory is still 169.9MB. Free memory was 108.1MB in the beginning and 106.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:11:01,681 INFO L158 Benchmark]: RCFGBuilder took 974.65ms. Allocated memory is still 169.9MB. Free memory was 106.1MB in the beginning and 121.2MB in the end (delta: -15.2MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. [2023-11-19 04:11:01,682 INFO L158 Benchmark]: TraceAbstraction took 1361.90ms. Allocated memory is still 169.9MB. Free memory was 121.2MB in the beginning and 61.6MB in the end (delta: 59.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-19 04:11:01,683 INFO L158 Benchmark]: Witness Printer took 3.97ms. Allocated memory is still 169.9MB. Free memory was 61.6MB in the beginning and 61.3MB in the end (delta: 265.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:11:01,686 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 113.2MB. Free memory is still 65.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.71ms. Allocated memory is still 169.9MB. Free memory was 126.2MB in the beginning and 111.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.16ms. Allocated memory is still 169.9MB. Free memory was 111.5MB in the beginning and 108.1MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.22ms. Allocated memory is still 169.9MB. Free memory was 108.1MB in the beginning and 106.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 974.65ms. Allocated memory is still 169.9MB. Free memory was 106.1MB in the beginning and 121.2MB in the end (delta: -15.2MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1361.90ms. Allocated memory is still 169.9MB. Free memory was 121.2MB in the beginning and 61.6MB in the end (delta: 59.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Witness Printer took 3.97ms. Allocated memory is still 169.9MB. Free memory was 61.6MB in the beginning and 61.3MB in the end (delta: 265.9kB). 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 someBinaryDOUBLEComparisonOperation at line 59, overapproximation of shiftRight at line 72, overapproximation of someBinaryArithmeticDOUBLEoperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 8.8; [L23] double var_1_6 = 127.5; [L24] double var_1_7 = 2.6; [L25] double var_1_8 = 4.5; [L26] signed short int var_1_9 = -128; [L27] signed short int var_1_10 = 16; [L28] signed short int var_1_11 = 4; [L29] signed short int var_1_12 = 100; [L30] signed short int var_1_13 = 64; [L31] signed short int var_1_14 = 2; [L32] signed long int var_1_15 = 5; [L33] signed char var_1_17 = -2; [L34] signed char var_1_18 = -4; [L35] signed char var_1_19 = 8; [L36] signed char var_1_20 = 10; [L37] unsigned long int var_1_21 = 25; [L38] unsigned long int var_1_22 = 3797799060; [L39] unsigned char var_1_23 = 1; [L40] unsigned char var_1_24 = 1; [L41] unsigned char var_1_25 = 0; [L42] unsigned char var_1_26 = 0; [L43] signed short int var_1_27 = -4; [L44] signed short int var_1_28 = 24644; [L45] signed char var_1_29 = 1; [L46] signed char var_1_30 = -1; [L47] unsigned char var_1_31 = 0; [L48] signed long int var_1_32 = -2; [L49] double var_1_39 = 2.45; [L50] unsigned short int var_1_41 = 200; [L51] signed char var_1_45 = 10; [L52] signed short int var_1_47 = 4; [L53] unsigned char var_1_49 = 1; [L54] unsigned char var_1_53 = 1; [L55] unsigned char var_1_54 = 200; [L188] isInitial = 1 [L189] FCALL initially() [L190] COND TRUE 1 [L191] FCALL updateLastVariables() [L192] CALL updateVariables() [L129] var_1_6 = __VERIFIER_nondet_double() [L130] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L131] var_1_7 = __VERIFIER_nondet_double() [L132] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=9/2, var_1_9=-128] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=9/2, var_1_9=-128] [L133] var_1_8 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L135] var_1_10 = __VERIFIER_nondet_short() [L136] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L137] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L138] var_1_11 = __VERIFIER_nondet_short() [L139] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L140] CALL assume_abort_if_not(var_1_11 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_11 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L141] var_1_12 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L143] CALL assume_abort_if_not(var_1_12 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_12 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L144] var_1_13 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L146] CALL assume_abort_if_not(var_1_13 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_13 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L147] var_1_14 = __VERIFIER_nondet_short() [L148] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L149] CALL assume_abort_if_not(var_1_14 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_14 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L150] var_1_18 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_18 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_18 >= -63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L152] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L153] var_1_19 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L155] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L156] var_1_20 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L158] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L159] var_1_22 = __VERIFIER_nondet_ulong() [L160] CALL assume_abort_if_not(var_1_22 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_22 >= 3221225470) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L161] CALL assume_abort_if_not(var_1_22 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_22 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L162] var_1_24 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L164] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L165] var_1_25 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L167] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L168] var_1_26 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L170] CALL assume_abort_if_not(var_1_26 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_26 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L171] var_1_28 = __VERIFIER_nondet_short() [L172] CALL assume_abort_if_not(var_1_28 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_28 >= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L173] CALL assume_abort_if_not(var_1_28 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L174] var_1_30 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_30 >= -126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_30 >= -126) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L176] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L177] var_1_54 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_54 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_54 >= 127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_7=2, var_1_8=3, var_1_9=-128] [L179] CALL assume_abort_if_not(var_1_54 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_54 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_7=2, var_1_8=3, var_1_9=-128] [L192] RET updateVariables() [L193] CALL step() [L59] COND TRUE var_1_8 > var_1_7 [L60] COND TRUE (var_1_7 * ((((var_1_8) > (var_1_7)) ? (var_1_8) : (var_1_7)))) < ((((var_1_6) < (32.55f)) ? (var_1_6) : (32.55f))) [L61] COND TRUE var_1_6 > 24.443f [L62] var_1_32 = var_1_22 [L68] COND FALSE !(var_1_13 < 4) [L71] COND TRUE var_1_8 >= 127.5f [L72] EXPR var_1_12 >> var_1_29 [L72] COND TRUE (var_1_12 >> var_1_29) < ((((-1) < 0 ) ? -(-1) : (-1))) [L73] var_1_41 = (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) + (var_1_28 - (2 + var_1_19))) [L80] var_1_45 = var_1_20 [L81] COND FALSE !(\read(var_1_31)) [L84] COND FALSE !(var_1_1 < (((((var_1_8 / 15.175f)) > ((- var_1_1))) ? ((var_1_8 / 15.175f)) : ((- var_1_1))))) [L87] COND TRUE \read(var_1_24) [L88] var_1_49 = (var_1_23 || (var_1_23 || var_1_25)) [L91] COND TRUE var_1_7 <= var_1_1 [L92] var_1_53 = (var_1_54 - ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) [L94] var_1_9 = (((((var_1_10 - var_1_11)) < (((var_1_12 + var_1_13) - var_1_14))) ? ((var_1_10 - var_1_11)) : (((var_1_12 + var_1_13) - var_1_14)))) [L95] var_1_17 = (var_1_18 + (var_1_19 - var_1_20)) [L96] var_1_29 = (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_20) [L97] var_1_31 = var_1_26 [L98] COND FALSE !(var_1_17 <= (var_1_17 * (var_1_29 * var_1_29))) [L105] var_1_1 = var_1_7 [L107] COND FALSE !(\read(var_1_31)) [L110] var_1_23 = (var_1_24 && (var_1_25 && var_1_26)) [L112] COND FALSE !((- ((((var_1_1) < (var_1_8)) ? (var_1_1) : (var_1_8)))) >= -0.875) [L119] var_1_27 = ((((var_1_29) < (var_1_28)) ? (var_1_29) : (var_1_28))) [L121] COND FALSE !(\read(var_1_23)) [L124] COND FALSE !(\read(var_1_23)) [L193] RET step() [L194] CALL, EXPR property() [L184-L185] return (((((((((var_1_17 <= (var_1_17 * (var_1_29 * var_1_29))) ? ((var_1_29 > var_1_29) ? (var_1_1 == ((double) (((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7))) + var_1_8))) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_7))) && (var_1_9 == ((signed short int) (((((var_1_10 - var_1_11)) < (((var_1_12 + var_1_13) - var_1_14))) ? ((var_1_10 - var_1_11)) : (((var_1_12 + var_1_13) - var_1_14))))))) && (var_1_23 ? (var_1_15 == ((signed long int) (var_1_14 - var_1_13))) : 1)) && (var_1_17 == ((signed char) (var_1_18 + (var_1_19 - var_1_20))))) && (var_1_23 ? (var_1_21 == ((unsigned long int) ((var_1_22 - (1000000000u - var_1_13)) - var_1_14))) : 1)) && (var_1_31 ? (var_1_23 == ((unsigned char) (var_1_24 && var_1_25))) : (var_1_23 == ((unsigned char) (var_1_24 && (var_1_25 && var_1_26)))))) && (((- ((((var_1_1) < (var_1_8)) ? (var_1_1) : (var_1_8)))) >= -0.875) ? (var_1_31 ? (var_1_27 == ((signed short int) (var_1_19 - var_1_12))) : (var_1_27 == ((signed short int) (var_1_13 - (var_1_28 - (var_1_20 + var_1_19)))))) : (var_1_27 == ((signed short int) ((((var_1_29) < (var_1_28)) ? (var_1_29) : (var_1_28))))))) && (var_1_29 == ((signed char) (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_20)))) && (var_1_31 == ((unsigned char) var_1_26)) ; [L194] RET, EXPR property() [L194] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-63, var_1_18=-63, var_1_19=63, var_1_1=2, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-63, var_1_28=16383, var_1_29=-63, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=16318, var_1_45=63, var_1_47=4, var_1_49=1, var_1_53=64, var_1_54=127, var_1_7=2, var_1_8=3, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16193, var_1_14=16193, var_1_15=5, var_1_17=-63, var_1_18=-63, var_1_19=63, var_1_1=2, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-63, var_1_28=16383, var_1_29=-63, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=16318, var_1_45=63, var_1_47=4, var_1_49=1, var_1_53=64, var_1_54=127, var_1_7=2, var_1_8=3, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 33, 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=60occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 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 [2023-11-19 04:11:01,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/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_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ --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 ce316f509a61e336c72d9b843bd50624ceda1debc7995e28227acf1d2e0c2734 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:11:04,392 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:11:04,523 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:11:04,532 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:11:04,533 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:11:04,574 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:11:04,575 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:11:04,576 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:11:04,577 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:11:04,582 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:11:04,583 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:11:04,583 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:11:04,584 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:11:04,585 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:11:04,586 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:11:04,586 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:11:04,587 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:11:04,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:11:04,588 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:11:04,589 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:11:04,590 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:11:04,591 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:11:04,591 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:11:04,591 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:11:04,592 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:11:04,592 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:11:04,593 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:11:04,593 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:11:04,594 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:11:04,594 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:11:04,596 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:11:04,596 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:11:04,596 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:11:04,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:11:04,597 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:11:04,597 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:11:04,597 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:11:04,598 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:11:04,598 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:11:04,599 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:11:04,599 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:11:04,599 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:11:04,600 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_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce316f509a61e336c72d9b843bd50624ceda1debc7995e28227acf1d2e0c2734 [2023-11-19 04:11:05,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:11:05,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:11:05,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:11:05,068 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:11:05,068 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:11:05,070 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-55.i [2023-11-19 04:11:08,135 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:11:08,456 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:11:08,457 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-55.i [2023-11-19 04:11:08,468 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/data/f8dbb304e/51128aa5403d4778a2233151f4632fd4/FLAG5b5e09cfc [2023-11-19 04:11:08,483 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/data/f8dbb304e/51128aa5403d4778a2233151f4632fd4 [2023-11-19 04:11:08,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:11:08,488 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:11:08,489 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:11:08,489 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:11:08,500 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:11:08,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:11:08" (1/1) ... [2023-11-19 04:11:08,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@657bc92c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:08, skipping insertion in model container [2023-11-19 04:11:08,502 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:11:08" (1/1) ... [2023-11-19 04:11:08,536 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:11:08,683 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_92d13828-db92-42bc-8c87-b82913ee1269/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-55.i[919,932] [2023-11-19 04:11:08,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:11:08,761 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:11:08,774 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_92d13828-db92-42bc-8c87-b82913ee1269/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-55.i[919,932] [2023-11-19 04:11:08,808 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:11:08,828 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:11:08,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:08 WrapperNode [2023-11-19 04:11:08,829 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:11:08,830 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:11:08,830 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:11:08,830 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:11:08,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:08" (1/1) ... [2023-11-19 04:11:08,852 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:08" (1/1) ... [2023-11-19 04:11:08,888 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2023-11-19 04:11:08,889 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:11:08,889 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:11:08,890 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:11:08,890 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:11:08,899 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:08" (1/1) ... [2023-11-19 04:11:08,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:08" (1/1) ... [2023-11-19 04:11:08,910 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:08" (1/1) ... [2023-11-19 04:11:08,912 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:08" (1/1) ... [2023-11-19 04:11:08,948 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:08" (1/1) ... [2023-11-19 04:11:08,952 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:08" (1/1) ... [2023-11-19 04:11:08,955 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:08" (1/1) ... [2023-11-19 04:11:08,968 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:08" (1/1) ... [2023-11-19 04:11:08,975 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:11:08,989 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:11:08,989 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:11:08,989 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:11:08,990 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:08" (1/1) ... [2023-11-19 04:11:08,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:11:09,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:11:09,026 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:11:09,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:11:09,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:11:09,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:11:09,076 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:11:09,076 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:11:09,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:11:09,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:11:09,207 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:11:09,209 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:11:17,796 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:11:17,807 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:11:17,807 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:11:17,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:11:17 BoogieIcfgContainer [2023-11-19 04:11:17,813 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:11:17,816 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:11:17,816 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:11:17,820 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:11:17,821 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:11:08" (1/3) ... [2023-11-19 04:11:17,822 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46d7341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:11:17, skipping insertion in model container [2023-11-19 04:11:17,822 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:11:08" (2/3) ... [2023-11-19 04:11:17,822 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46d7341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:11:17, skipping insertion in model container [2023-11-19 04:11:17,823 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:11:17" (3/3) ... [2023-11-19 04:11:17,824 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-55.i [2023-11-19 04:11:17,866 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:11:17,866 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:11:17,950 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:11:17,961 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;@79fb36e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:11:17,961 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:11:17,967 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 04:11:17,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-19 04:11:17,992 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:11:17,994 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:11:17,998 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:11:18,006 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:11:18,007 INFO L85 PathProgramCache]: Analyzing trace with hash -1944068688, now seen corresponding path program 1 times [2023-11-19 04:11:18,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:11:18,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1713423445] [2023-11-19 04:11:18,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:11:18,027 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 [2023-11-19 04:11:18,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:11:18,059 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:11:18,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:11:19,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:11:19,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:11:19,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:11:19,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 512 proven. 0 refuted. 0 times theorem prover too weak. 1600 trivial. 0 not checked. [2023-11-19 04:11:19,779 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:11:19,780 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:11:19,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1713423445] [2023-11-19 04:11:19,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1713423445] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:11:19,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:11:19,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:11:19,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827134308] [2023-11-19 04:11:19,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:11:19,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:11:19,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:11:19,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:11:19,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:11:19,829 INFO L87 Difference]: Start difference. First operand has 89 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-19 04:11:19,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:11:19,901 INFO L93 Difference]: Finished difference Result 171 states and 309 transitions. [2023-11-19 04:11:19,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:11:19,904 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 205 [2023-11-19 04:11:19,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:11:19,914 INFO L225 Difference]: With dead ends: 171 [2023-11-19 04:11:19,914 INFO L226 Difference]: Without dead ends: 85 [2023-11-19 04:11:19,919 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:11:19,924 INFO L413 NwaCegarLoop]: 133 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, 133 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 [2023-11-19 04:11:19,925 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:11:19,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2023-11-19 04:11:19,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2023-11-19 04:11:19,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 50 states have (on average 1.34) internal successors, (67), 50 states have internal predecessors, (67), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 04:11:19,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 133 transitions. [2023-11-19 04:11:19,982 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 133 transitions. Word has length 205 [2023-11-19 04:11:19,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:11:19,982 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 133 transitions. [2023-11-19 04:11:19,983 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-19 04:11:19,983 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 133 transitions. [2023-11-19 04:11:19,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-19 04:11:19,989 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:11:19,989 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:11:20,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:11:20,205 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:11:20,205 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:11:20,206 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:11:20,206 INFO L85 PathProgramCache]: Analyzing trace with hash 1364180522, now seen corresponding path program 1 times [2023-11-19 04:11:20,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:11:20,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2133176590] [2023-11-19 04:11:20,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:11:20,208 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 [2023-11-19 04:11:20,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:11:20,210 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:11:20,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:11:21,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:11:21,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:11:21,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:11:23,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-19 04:11:23,054 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:11:23,054 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:11:23,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2133176590] [2023-11-19 04:11:23,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2133176590] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:11:23,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:11:23,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:11:23,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859952703] [2023-11-19 04:11:23,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:11:23,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:11:23,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:11:23,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:11:23,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:11:23,059 INFO L87 Difference]: Start difference. First operand 85 states and 133 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 04:11:23,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:11:23,201 INFO L93 Difference]: Finished difference Result 246 states and 388 transitions. [2023-11-19 04:11:23,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:11:23,202 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 205 [2023-11-19 04:11:23,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:11:23,207 INFO L225 Difference]: With dead ends: 246 [2023-11-19 04:11:23,207 INFO L226 Difference]: Without dead ends: 164 [2023-11-19 04:11:23,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:11:23,210 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 29 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:11:23,211 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 252 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 04:11:23,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-11-19 04:11:23,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 158. [2023-11-19 04:11:23,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 89 states have (on average 1.303370786516854) internal successors, (116), 89 states have internal predecessors, (116), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-19 04:11:23,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 248 transitions. [2023-11-19 04:11:23,281 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 248 transitions. Word has length 205 [2023-11-19 04:11:23,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:11:23,282 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 248 transitions. [2023-11-19 04:11:23,283 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 04:11:23,283 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 248 transitions. [2023-11-19 04:11:23,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-19 04:11:23,287 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:11:23,288 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:11:23,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:11:23,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:11:23,513 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:11:23,513 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:11:23,513 INFO L85 PathProgramCache]: Analyzing trace with hash 777374508, now seen corresponding path program 1 times [2023-11-19 04:11:23,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:11:23,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2122070778] [2023-11-19 04:11:23,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:11:23,514 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 [2023-11-19 04:11:23,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:11:23,517 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:11:23,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:11:24,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:11:24,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:11:24,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:11:25,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 708 proven. 18 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2023-11-19 04:11:25,338 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:11:25,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-19 04:11:25,957 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:11:25,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2122070778] [2023-11-19 04:11:25,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2122070778] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:11:25,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1865711412] [2023-11-19 04:11:25,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:11:25,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:11:25,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:11:25,976 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:11:25,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 04:11:27,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:11:27,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:11:27,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:11:28,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-19 04:11:28,049 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:11:28,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1865711412] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:11:28,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 04:11:28,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 9 [2023-11-19 04:11:28,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000296154] [2023-11-19 04:11:28,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:11:28,051 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:11:28,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:11:28,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:11:28,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-19 04:11:28,053 INFO L87 Difference]: Start difference. First operand 158 states and 248 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 04:11:28,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:11:28,531 INFO L93 Difference]: Finished difference Result 479 states and 741 transitions. [2023-11-19 04:11:28,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 04:11:28,532 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 205 [2023-11-19 04:11:28,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:11:28,538 INFO L225 Difference]: With dead ends: 479 [2023-11-19 04:11:28,538 INFO L226 Difference]: Without dead ends: 324 [2023-11-19 04:11:28,541 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 614 GetRequests, 605 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-19 04:11:28,542 INFO L413 NwaCegarLoop]: 239 mSDtfsCounter, 176 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-19 04:11:28,543 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 440 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-19 04:11:28,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2023-11-19 04:11:28,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 169. [2023-11-19 04:11:28,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 98 states have (on average 1.2755102040816326) internal successors, (125), 98 states have internal predecessors, (125), 66 states have call successors, (66), 4 states have call predecessors, (66), 4 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-19 04:11:28,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 257 transitions. [2023-11-19 04:11:28,591 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 257 transitions. Word has length 205 [2023-11-19 04:11:28,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:11:28,592 INFO L495 AbstractCegarLoop]: Abstraction has 169 states and 257 transitions. [2023-11-19 04:11:28,593 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 04:11:28,593 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 257 transitions. [2023-11-19 04:11:28,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-19 04:11:28,597 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:11:28,597 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:11:28,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:11:28,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-19 04:11:29,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 04:11:29,016 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:11:29,016 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:11:29,017 INFO L85 PathProgramCache]: Analyzing trace with hash 836479852, now seen corresponding path program 1 times [2023-11-19 04:11:29,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:11:29,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [275698975] [2023-11-19 04:11:29,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:11:29,018 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 [2023-11-19 04:11:29,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:11:29,020 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:11:29,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92d13828-db92-42bc-8c87-b82913ee1269/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-19 04:11:30,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:11:30,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:11:30,118 INFO L285 TraceCheckSpWp]: Computing forward predicates...