./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-44.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-44.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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_19e11361-07a5-478e-afc7-d93d046708ff/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 b3f491be311d516ac29ae462a7a199efc119d94755d350a220914a37d6ecf4d9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:19:57,298 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:19:57,374 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:19:57,380 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:19:57,381 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:19:57,422 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:19:57,423 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:19:57,424 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:19:57,425 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:19:57,431 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:19:57,431 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:19:57,432 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:19:57,432 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:19:57,434 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:19:57,434 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:19:57,435 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:19:57,435 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:19:57,436 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:19:57,436 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:19:57,437 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:19:57,437 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:19:57,438 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:19:57,439 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:19:57,439 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:19:57,440 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:19:57,440 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:19:57,441 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:19:57,441 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:19:57,442 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:19:57,442 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:19:57,443 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:19:57,444 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:19:57,444 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:19:57,444 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:19:57,445 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:19:57,445 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:19:57,445 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:19:57,445 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:19:57,446 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:19:57,456 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:19:57,456 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:19:57,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:19:57,457 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:19:57,457 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:19:57,458 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:19:57,458 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_19e11361-07a5-478e-afc7-d93d046708ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3f491be311d516ac29ae462a7a199efc119d94755d350a220914a37d6ecf4d9 [2023-11-19 04:19:57,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:19:57,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:19:57,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:19:57,827 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:19:57,827 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:19:57,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-44.i [2023-11-19 04:20:00,992 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:20:01,298 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:20:01,299 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-44.i [2023-11-19 04:20:01,341 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/data/72fc787c7/54fb6af7062e4aada3fcf8719053593d/FLAGa10206969 [2023-11-19 04:20:01,354 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/data/72fc787c7/54fb6af7062e4aada3fcf8719053593d [2023-11-19 04:20:01,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:20:01,358 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:20:01,359 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:20:01,359 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:20:01,365 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:20:01,366 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:20:01" (1/1) ... [2023-11-19 04:20:01,367 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37f36e25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:01, skipping insertion in model container [2023-11-19 04:20:01,367 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:20:01" (1/1) ... [2023-11-19 04:20:01,412 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:20:01,564 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_19e11361-07a5-478e-afc7-d93d046708ff/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-44.i[916,929] [2023-11-19 04:20:01,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:20:01,752 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:20:01,765 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_19e11361-07a5-478e-afc7-d93d046708ff/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-44.i[916,929] [2023-11-19 04:20:01,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:20:01,842 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:20:01,843 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:01 WrapperNode [2023-11-19 04:20:01,843 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:20:01,845 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:20:01,845 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:20:01,845 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:20:01,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:01" (1/1) ... [2023-11-19 04:20:01,873 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:01" (1/1) ... [2023-11-19 04:20:01,939 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 327 [2023-11-19 04:20:01,940 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:20:01,941 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:20:01,941 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:20:01,941 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:20:01,953 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:01" (1/1) ... [2023-11-19 04:20:01,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:01" (1/1) ... [2023-11-19 04:20:01,960 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:01" (1/1) ... [2023-11-19 04:20:01,961 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:01" (1/1) ... [2023-11-19 04:20:01,992 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:01" (1/1) ... [2023-11-19 04:20:02,007 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:01" (1/1) ... [2023-11-19 04:20:02,012 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:01" (1/1) ... [2023-11-19 04:20:02,025 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:01" (1/1) ... [2023-11-19 04:20:02,033 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:20:02,037 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:20:02,039 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:20:02,039 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:20:02,041 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:01" (1/1) ... [2023-11-19 04:20:02,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:20:02,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:20:02,089 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:20:02,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:20:02,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:20:02,156 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:20:02,156 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:20:02,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:20:02,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:20:02,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:20:02,309 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:20:02,313 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:20:03,029 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:20:03,867 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:20:03,867 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:20:03,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:20:03 BoogieIcfgContainer [2023-11-19 04:20:03,874 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:20:03,876 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:20:03,877 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:20:03,881 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:20:03,881 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:20:01" (1/3) ... [2023-11-19 04:20:03,882 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21682623 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:20:03, skipping insertion in model container [2023-11-19 04:20:03,882 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:01" (2/3) ... [2023-11-19 04:20:03,883 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21682623 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:20:03, skipping insertion in model container [2023-11-19 04:20:03,883 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:20:03" (3/3) ... [2023-11-19 04:20:03,885 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-44.i [2023-11-19 04:20:03,909 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:20:03,909 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:20:03,971 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:20:03,980 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;@5acbaec1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:20:03,981 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:20:03,986 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 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 04:20:04,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-19 04:20:04,004 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:20:04,005 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, 1, 1, 1] [2023-11-19 04:20:04,006 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:20:04,013 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:20:04,013 INFO L85 PathProgramCache]: Analyzing trace with hash 1326679520, now seen corresponding path program 1 times [2023-11-19 04:20:04,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:20:04,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232280294] [2023-11-19 04:20:04,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:20:04,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:20:04,331 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:20:04,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1105779786] [2023-11-19 04:20:04,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:20:04,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:20:04,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:20:04,347 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:20:04,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:20:04,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:20:04,712 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:20:04,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:20:05,147 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:20:05,150 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:20:05,151 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:20:05,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:20:05,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:20:05,369 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:20:05,373 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:20:05,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:20:05 BoogieIcfgContainer [2023-11-19 04:20:05,531 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:20:05,531 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:20:05,532 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:20:05,532 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:20:05,532 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:20:03" (3/4) ... [2023-11-19 04:20:05,534 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:20:05,536 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:20:05,537 INFO L158 Benchmark]: Toolchain (without parser) took 4179.00ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 129.1MB in the beginning and 76.8MB in the end (delta: 52.2MB). Peak memory consumption was 85.2MB. Max. memory is 16.1GB. [2023-11-19 04:20:05,538 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 125.8MB. Free memory is still 98.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:20:05,538 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.60ms. Allocated memory is still 159.4MB. Free memory was 129.1MB in the beginning and 112.4MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:20:05,539 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.75ms. Allocated memory is still 159.4MB. Free memory was 112.4MB in the beginning and 106.8MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 04:20:05,540 INFO L158 Benchmark]: Boogie Preprocessor took 95.55ms. Allocated memory is still 159.4MB. Free memory was 106.8MB in the beginning and 104.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:20:05,540 INFO L158 Benchmark]: RCFGBuilder took 1836.67ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 104.0MB in the beginning and 149.2MB in the end (delta: -45.2MB). Peak memory consumption was 62.7MB. Max. memory is 16.1GB. [2023-11-19 04:20:05,541 INFO L158 Benchmark]: TraceAbstraction took 1654.33ms. Allocated memory is still 192.9MB. Free memory was 149.2MB in the beginning and 76.8MB in the end (delta: 72.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2023-11-19 04:20:05,541 INFO L158 Benchmark]: Witness Printer took 4.38ms. Allocated memory is still 192.9MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:20:05,545 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 125.8MB. Free memory is still 98.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 484.60ms. Allocated memory is still 159.4MB. Free memory was 129.1MB in the beginning and 112.4MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.75ms. Allocated memory is still 159.4MB. Free memory was 112.4MB in the beginning and 106.8MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.55ms. Allocated memory is still 159.4MB. Free memory was 106.8MB in the beginning and 104.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1836.67ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 104.0MB in the beginning and 149.2MB in the end (delta: -45.2MB). Peak memory consumption was 62.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1654.33ms. Allocated memory is still 192.9MB. Free memory was 149.2MB in the beginning and 76.8MB in the end (delta: 72.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * Witness Printer took 4.38ms. Allocated memory is still 192.9MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 89, overapproximation of someBinaryArithmeticDOUBLEoperation at line 67, overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of bitwiseOr at line 114, overapproximation of bitwiseAnd at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someUnaryFLOAToperation at line 85, overapproximation of someBinaryArithmeticFLOAToperation at line 85. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_4 = 1; [L24] unsigned char var_1_5 = 0; [L25] unsigned char var_1_8 = 0; [L26] signed short int var_1_9 = 256; [L27] signed short int var_1_10 = -25; [L28] unsigned char var_1_11 = 1; [L29] unsigned char var_1_12 = 0; [L30] float var_1_13 = 256.75; [L31] float var_1_15 = 256.25; [L32] float var_1_16 = 8.95; [L33] float var_1_17 = 256.375; [L34] float var_1_18 = 0.0; [L35] float var_1_19 = 3.75; [L36] unsigned short int var_1_20 = 64; [L37] unsigned short int var_1_21 = 0; [L38] float var_1_22 = 100.5; [L39] unsigned short int var_1_23 = 50; [L40] unsigned short int var_1_24 = 64; [L41] double var_1_25 = 32.6; [L42] unsigned char var_1_26 = 1; [L43] unsigned char var_1_28 = 0; [L44] double var_1_29 = 100.4; [L45] signed short int var_1_30 = 2; [L46] signed short int var_1_31 = 16; [L47] signed short int var_1_32 = 8; [L48] signed short int var_1_33 = 2; [L49] double var_1_34 = 0.0; [L50] double var_1_35 = 63.8; [L51] double var_1_36 = 127.75; [L52] double var_1_37 = 0.4; [L53] unsigned long int var_1_38 = 50; [L54] unsigned long int var_1_39 = 3554953517; [L55] unsigned char var_1_40 = 0; [L56] unsigned short int var_1_41 = 4; [L194] isInitial = 1 [L195] FCALL initially() [L196] COND TRUE 1 [L197] FCALL updateLastVariables() [L198] CALL updateVariables() [L132] var_1_4 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_4 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_4 >= 1) VAL [isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L134] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L135] var_1_8 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L137] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L138] var_1_10 = __VERIFIER_nondet_short() [L139] CALL assume_abort_if_not(var_1_10 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_10 >= -32767) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L140] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L141] var_1_12 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_12 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_12 >= 1) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L143] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L144] var_1_15 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L146] var_1_16 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L148] var_1_17 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L150] var_1_18 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L152] var_1_19 = __VERIFIER_nondet_float() [L153] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L154] var_1_21 = __VERIFIER_nondet_ushort() [L155] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L156] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L157] var_1_24 = __VERIFIER_nondet_ushort() [L158] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L159] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L160] var_1_28 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L162] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L163] var_1_30 = __VERIFIER_nondet_short() [L164] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L165] CALL assume_abort_if_not(var_1_30 <= 16384) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_30 <= 16384) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L166] var_1_31 = __VERIFIER_nondet_short() [L167] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L168] CALL assume_abort_if_not(var_1_31 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_31 <= 16383) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L169] var_1_32 = __VERIFIER_nondet_short() [L170] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L171] CALL assume_abort_if_not(var_1_32 <= 9) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_32 <= 9) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L172] var_1_33 = __VERIFIER_nondet_short() [L173] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L174] CALL assume_abort_if_not(var_1_33 <= 8) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_33 <= 8) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L175] var_1_34 = __VERIFIER_nondet_double() [L176] CALL assume_abort_if_not((var_1_34 >= 4611686.018427382800e+12F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=6, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not((var_1_34 >= 4611686.018427382800e+12F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=6, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L177] var_1_35 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 2305843.009213691390e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=6, var_1_35=7, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 2305843.009213691390e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=6, var_1_35=7, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L179] var_1_36 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 2305843.009213691390e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=6, var_1_35=7, var_1_36=8, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 2305843.009213691390e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=6, var_1_35=7, var_1_36=8, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L181] var_1_37 = __VERIFIER_nondet_double() [L182] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=6, var_1_35=7, var_1_36=8, var_1_37=9, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=6, var_1_35=7, var_1_36=8, var_1_37=9, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L183] var_1_39 = __VERIFIER_nondet_ulong() [L184] CALL assume_abort_if_not(var_1_39 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=6, var_1_35=7, var_1_36=8, var_1_37=9, var_1_38=50, var_1_39=3221225470, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_39 >= 3221225470) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=6, var_1_35=7, var_1_36=8, var_1_37=9, var_1_38=50, var_1_39=3221225470, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L185] CALL assume_abort_if_not(var_1_39 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=6, var_1_35=7, var_1_36=8, var_1_37=9, var_1_38=50, var_1_39=3221225470, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_39 <= 4294967294) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=0, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=6, var_1_35=7, var_1_36=8, var_1_37=9, var_1_38=50, var_1_39=3221225470, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L198] RET updateVariables() [L199] CALL step() [L60] var_1_9 = ((((-10) < (var_1_10)) ? (-10) : (var_1_10))) [L61] var_1_11 = ((var_1_8 || var_1_4) && var_1_12) [L62] var_1_20 = (45013 - var_1_21) [L63] var_1_22 = ((((((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) > (var_1_17)) ? (((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) : (var_1_17))) [L64] COND FALSE !((9999999.6 / var_1_18) > var_1_16) [L67] var_1_25 = (((((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) > (var_1_16)) ? ((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) : (var_1_16))) [L68] var_1_40 = var_1_28 [L69] var_1_41 = 10 [L70] COND FALSE !(var_1_9 >= var_1_23) [L73] signed long int stepLocal_0 = var_1_20 - var_1_23; [L74] COND FALSE !(var_1_20 <= stepLocal_0) [L77] var_1_5 = (! (! var_1_8)) [L79] unsigned short int stepLocal_1 = var_1_23; [L80] COND TRUE \read(var_1_1) [L81] COND FALSE !(stepLocal_1 > var_1_23) [L87] unsigned short int stepLocal_5 = var_1_41; [L88] signed long int stepLocal_4 = (var_1_30 + var_1_31) - var_1_21; [L89] EXPR var_1_21 >> (var_1_32 + var_1_33) [L89] signed long int stepLocal_3 = var_1_21 >> (var_1_32 + var_1_33); [L90] COND TRUE \read(var_1_12) [L91] EXPR var_1_9 >> var_1_41 [L91] COND FALSE !(stepLocal_5 <= (var_1_9 >> var_1_41)) [L101] signed short int stepLocal_9 = var_1_9; [L102] EXPR var_1_31 & (var_1_20 * var_1_20) [L102] signed long int stepLocal_8 = var_1_31 & (var_1_20 * var_1_20); [L103] EXPR var_1_30 >> var_1_9 [L103] signed long int stepLocal_7 = var_1_30 >> var_1_9; [L104] unsigned short int stepLocal_6 = var_1_20; [L105] COND FALSE !(var_1_17 >= (- var_1_34)) [L114] EXPR var_1_9 ^ var_1_32 [L114] COND TRUE stepLocal_9 <= (var_1_9 ^ var_1_32) [L115] COND FALSE !(var_1_15 <= var_1_13) [L122] var_1_38 = var_1_21 [L126] signed long int stepLocal_2 = var_1_24 * var_1_23; [L127] COND FALSE !(stepLocal_2 > (var_1_41 - var_1_38)) [L199] RET step() [L200] CALL, EXPR property() [L190] EXPR (((((((((((var_1_9 >= var_1_23) ? (var_1_1 == ((unsigned char) (! var_1_4))) : 1) && ((var_1_20 <= (var_1_20 - var_1_23)) ? (var_1_5 == ((unsigned char) (var_1_1 || var_1_4))) : (var_1_5 == ((unsigned char) (! (! var_1_8)))))) && (var_1_9 == ((signed short int) ((((-10) < (var_1_10)) ? (-10) : (var_1_10)))))) && (var_1_11 == ((unsigned char) ((var_1_8 || var_1_4) && var_1_12)))) && (var_1_1 ? ((var_1_23 > var_1_23) ? (var_1_13 == ((float) ((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))))) : 1) : (var_1_13 == ((float) ((((var_1_17 - (var_1_18 - var_1_19)) < 0 ) ? -(var_1_17 - (var_1_18 - var_1_19)) : (var_1_17 - (var_1_18 - var_1_19)))))))) && (var_1_20 == ((unsigned short int) (45013 - var_1_21)))) && (var_1_22 == ((float) ((((((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) > (var_1_17)) ? (((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) : (var_1_17)))))) && (((9999999.6 / var_1_18) > var_1_16) ? (var_1_23 == ((unsigned short int) ((((var_1_21 + var_1_24) < 0 ) ? -(var_1_21 + var_1_24) : (var_1_21 + var_1_24))))) : 1)) && (var_1_25 == ((double) (((((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) > (var_1_16)) ? ((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) : (var_1_16)))))) && (((var_1_24 * var_1_23) > (var_1_41 - var_1_38)) ? (var_1_26 == ((unsigned char) (! ((var_1_4 && var_1_12) && var_1_28)))) : 1)) && (var_1_12 ? ((var_1_41 <= (var_1_9 >> var_1_41)) ? ((((var_1_30 + var_1_31) - var_1_21) >= 128) ? (((var_1_24 - var_1_41) <= (var_1_21 >> (var_1_32 + var_1_33))) ? (var_1_29 == ((double) (-0.4 + var_1_19))) : (var_1_29 == ((double) ((((((var_1_18) < (var_1_34)) ? (var_1_18) : (var_1_34))) - var_1_19) - ((var_1_35 + var_1_36) + var_1_37))))) : 1) : 1) : 1) [L190] EXPR ((((((((((((var_1_9 >= var_1_23) ? (var_1_1 == ((unsigned char) (! var_1_4))) : 1) && ((var_1_20 <= (var_1_20 - var_1_23)) ? (var_1_5 == ((unsigned char) (var_1_1 || var_1_4))) : (var_1_5 == ((unsigned char) (! (! var_1_8)))))) && (var_1_9 == ((signed short int) ((((-10) < (var_1_10)) ? (-10) : (var_1_10)))))) && (var_1_11 == ((unsigned char) ((var_1_8 || var_1_4) && var_1_12)))) && (var_1_1 ? ((var_1_23 > var_1_23) ? (var_1_13 == ((float) ((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))))) : 1) : (var_1_13 == ((float) ((((var_1_17 - (var_1_18 - var_1_19)) < 0 ) ? -(var_1_17 - (var_1_18 - var_1_19)) : (var_1_17 - (var_1_18 - var_1_19)))))))) && (var_1_20 == ((unsigned short int) (45013 - var_1_21)))) && (var_1_22 == ((float) ((((((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) > (var_1_17)) ? (((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) : (var_1_17)))))) && (((9999999.6 / var_1_18) > var_1_16) ? (var_1_23 == ((unsigned short int) ((((var_1_21 + var_1_24) < 0 ) ? -(var_1_21 + var_1_24) : (var_1_21 + var_1_24))))) : 1)) && (var_1_25 == ((double) (((((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) > (var_1_16)) ? ((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) : (var_1_16)))))) && (((var_1_24 * var_1_23) > (var_1_41 - var_1_38)) ? (var_1_26 == ((unsigned char) (! ((var_1_4 && var_1_12) && var_1_28)))) : 1)) && (var_1_12 ? ((var_1_41 <= (var_1_9 >> var_1_41)) ? ((((var_1_30 + var_1_31) - var_1_21) >= 128) ? (((var_1_24 - var_1_41) <= (var_1_21 >> (var_1_32 + var_1_33))) ? (var_1_29 == ((double) (-0.4 + var_1_19))) : (var_1_29 == ((double) ((((((var_1_18) < (var_1_34)) ? (var_1_18) : (var_1_34))) - var_1_19) - ((var_1_35 + var_1_36) + var_1_37))))) : 1) : 1) : 1)) && ((var_1_17 >= (- var_1_34)) ? ((var_1_20 <= -1) ? (((~ var_1_30) > (var_1_31 & (var_1_20 * var_1_20))) ? (var_1_38 == ((unsigned long int) var_1_24)) : 1) : (var_1_38 == ((unsigned long int) ((var_1_39 - (var_1_20 + 500u)) - 4u)))) : ((var_1_9 <= (var_1_9 ^ var_1_32)) ? ((var_1_15 <= var_1_13) ? (((var_1_24 * var_1_9) <= (var_1_30 >> var_1_9)) ? (var_1_38 == ((unsigned long int) var_1_41)) : (var_1_38 == ((unsigned long int) var_1_39))) : (var_1_38 == ((unsigned long int) var_1_21))) : 1)) [L190-L191] return ((((((((((((((var_1_9 >= var_1_23) ? (var_1_1 == ((unsigned char) (! var_1_4))) : 1) && ((var_1_20 <= (var_1_20 - var_1_23)) ? (var_1_5 == ((unsigned char) (var_1_1 || var_1_4))) : (var_1_5 == ((unsigned char) (! (! var_1_8)))))) && (var_1_9 == ((signed short int) ((((-10) < (var_1_10)) ? (-10) : (var_1_10)))))) && (var_1_11 == ((unsigned char) ((var_1_8 || var_1_4) && var_1_12)))) && (var_1_1 ? ((var_1_23 > var_1_23) ? (var_1_13 == ((float) ((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))))) : 1) : (var_1_13 == ((float) ((((var_1_17 - (var_1_18 - var_1_19)) < 0 ) ? -(var_1_17 - (var_1_18 - var_1_19)) : (var_1_17 - (var_1_18 - var_1_19)))))))) && (var_1_20 == ((unsigned short int) (45013 - var_1_21)))) && (var_1_22 == ((float) ((((((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) > (var_1_17)) ? (((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) : (var_1_17)))))) && (((9999999.6 / var_1_18) > var_1_16) ? (var_1_23 == ((unsigned short int) ((((var_1_21 + var_1_24) < 0 ) ? -(var_1_21 + var_1_24) : (var_1_21 + var_1_24))))) : 1)) && (var_1_25 == ((double) (((((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) > (var_1_16)) ? ((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) : (var_1_16)))))) && (((var_1_24 * var_1_23) > (var_1_41 - var_1_38)) ? (var_1_26 == ((unsigned char) (! ((var_1_4 && var_1_12) && var_1_28)))) : 1)) && (var_1_12 ? ((var_1_41 <= (var_1_9 >> var_1_41)) ? ((((var_1_30 + var_1_31) - var_1_21) >= 128) ? (((var_1_24 - var_1_41) <= (var_1_21 >> (var_1_32 + var_1_33))) ? (var_1_29 == ((double) (-0.4 + var_1_19))) : (var_1_29 == ((double) ((((((var_1_18) < (var_1_34)) ? (var_1_18) : (var_1_34))) - var_1_19) - ((var_1_35 + var_1_36) + var_1_37))))) : 1) : 1) : 1)) && ((var_1_17 >= (- var_1_34)) ? ((var_1_20 <= -1) ? (((~ var_1_30) > (var_1_31 & (var_1_20 * var_1_20))) ? (var_1_38 == ((unsigned long int) var_1_24)) : 1) : (var_1_38 == ((unsigned long int) ((var_1_39 - (var_1_20 + 500u)) - 4u)))) : ((var_1_9 <= (var_1_9 ^ var_1_32)) ? ((var_1_15 <= var_1_13) ? (((var_1_24 * var_1_9) <= (var_1_30 >> var_1_9)) ? (var_1_38 == ((unsigned long int) var_1_41)) : (var_1_38 == ((unsigned long int) var_1_39))) : (var_1_38 == ((unsigned long int) var_1_21))) : 1))) && (var_1_40 == ((unsigned char) var_1_28))) && (var_1_41 == ((unsigned short int) 10)) ; [L200] RET, EXPR property() [L200] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=45013, var_1_21=0, var_1_22=11, var_1_23=50, var_1_24=0, var_1_25=10, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=6, var_1_35=7, var_1_36=8, var_1_37=9, var_1_38=0, var_1_39=3221225470, var_1_40=1, var_1_41=10, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=-32767] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=-32767, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=11, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=5, var_1_1=1, var_1_20=45013, var_1_21=0, var_1_22=11, var_1_23=50, var_1_24=0, var_1_25=10, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=6, var_1_35=7, var_1_36=8, var_1_37=9, var_1_38=0, var_1_39=3221225470, var_1_40=1, var_1_41=10, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=-32767] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, 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=63occurred 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, 124 NumberOfCodeBlocks, 124 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 04:20:05,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-44.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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_19e11361-07a5-478e-afc7-d93d046708ff/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 b3f491be311d516ac29ae462a7a199efc119d94755d350a220914a37d6ecf4d9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:20:08,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:20:08,498 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:20:08,507 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:20:08,508 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:20:08,557 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:20:08,558 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:20:08,559 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:20:08,560 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:20:08,566 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:20:08,566 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:20:08,567 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:20:08,567 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:20:08,569 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:20:08,570 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:20:08,571 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:20:08,572 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:20:08,572 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:20:08,573 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:20:08,574 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:20:08,575 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:20:08,575 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:20:08,576 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:20:08,576 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:20:08,577 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:20:08,578 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:20:08,578 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:20:08,579 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:20:08,579 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:20:08,580 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:20:08,581 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:20:08,582 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:20:08,582 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:20:08,583 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:20:08,583 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:20:08,583 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:20:08,584 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:20:08,584 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:20:08,584 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:20:08,586 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:20:08,586 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:20:08,586 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:20:08,587 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_19e11361-07a5-478e-afc7-d93d046708ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3f491be311d516ac29ae462a7a199efc119d94755d350a220914a37d6ecf4d9 [2023-11-19 04:20:09,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:20:09,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:20:09,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:20:09,070 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:20:09,070 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:20:09,072 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-44.i [2023-11-19 04:20:12,229 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:20:12,574 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:20:12,574 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-44.i [2023-11-19 04:20:12,587 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/data/7e441250a/2516408bc1fa4993a707585f1ff15a8e/FLAG491f225b6 [2023-11-19 04:20:12,603 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/data/7e441250a/2516408bc1fa4993a707585f1ff15a8e [2023-11-19 04:20:12,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:20:12,607 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:20:12,609 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:20:12,609 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:20:12,615 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:20:12,616 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:20:12" (1/1) ... [2023-11-19 04:20:12,617 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@798ca30d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:12, skipping insertion in model container [2023-11-19 04:20:12,618 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:20:12" (1/1) ... [2023-11-19 04:20:12,656 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:20:12,866 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_19e11361-07a5-478e-afc7-d93d046708ff/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-44.i[916,929] [2023-11-19 04:20:13,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:20:13,034 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:20:13,048 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_19e11361-07a5-478e-afc7-d93d046708ff/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-44.i[916,929] [2023-11-19 04:20:13,093 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:20:13,118 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:20:13,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:13 WrapperNode [2023-11-19 04:20:13,119 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:20:13,120 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:20:13,120 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:20:13,121 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:20:13,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:13" (1/1) ... [2023-11-19 04:20:13,150 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:13" (1/1) ... [2023-11-19 04:20:13,209 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2023-11-19 04:20:13,209 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:20:13,210 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:20:13,210 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:20:13,210 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:20:13,254 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:13" (1/1) ... [2023-11-19 04:20:13,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:13" (1/1) ... [2023-11-19 04:20:13,275 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:13" (1/1) ... [2023-11-19 04:20:13,276 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:13" (1/1) ... [2023-11-19 04:20:13,309 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:13" (1/1) ... [2023-11-19 04:20:13,333 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:13" (1/1) ... [2023-11-19 04:20:13,337 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:13" (1/1) ... [2023-11-19 04:20:13,340 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:13" (1/1) ... [2023-11-19 04:20:13,354 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:20:13,355 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:20:13,356 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:20:13,361 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:20:13,362 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:13" (1/1) ... [2023-11-19 04:20:13,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:20:13,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:20:13,394 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:20:13,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:20:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:20:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:20:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:20:13,436 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:20:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:20:13,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:20:13,536 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:20:13,538 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:20:24,115 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:20:24,135 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:20:24,140 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:20:24,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:20:24 BoogieIcfgContainer [2023-11-19 04:20:24,153 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:20:24,159 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:20:24,161 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:20:24,166 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:20:24,166 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:20:12" (1/3) ... [2023-11-19 04:20:24,167 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58b2ec67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:20:24, skipping insertion in model container [2023-11-19 04:20:24,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:13" (2/3) ... [2023-11-19 04:20:24,168 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58b2ec67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:20:24, skipping insertion in model container [2023-11-19 04:20:24,169 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:20:24" (3/3) ... [2023-11-19 04:20:24,171 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-44.i [2023-11-19 04:20:24,194 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:20:24,195 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:20:24,278 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:20:24,286 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;@653a9d18, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:20:24,287 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:20:24,293 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 59 states have (on average 1.3559322033898304) internal successors, (80), 60 states have internal predecessors, (80), 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 04:20:24,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 04:20:24,338 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:20:24,339 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, 1, 1, 1, 1] [2023-11-19 04:20:24,342 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:20:24,350 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:20:24,351 INFO L85 PathProgramCache]: Analyzing trace with hash 551082465, now seen corresponding path program 1 times [2023-11-19 04:20:24,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:20:24,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1941401516] [2023-11-19 04:20:24,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:20:24,372 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 04:20:24,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:20:24,375 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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 04:20:24,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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 04:20:26,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:20:26,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:20:26,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:20:26,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2023-11-19 04:20:26,345 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:20:26,346 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:20:26,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1941401516] [2023-11-19 04:20:26,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1941401516] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:20:26,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:20:26,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:20:26,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869375291] [2023-11-19 04:20:26,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:20:26,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:20:26,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:20:26,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:20:26,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:20:26,387 INFO L87 Difference]: Start difference. First operand has 95 states, 59 states have (on average 1.3559322033898304) internal successors, (80), 60 states have internal predecessors, (80), 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 25.5) internal successors, (51), 2 states have internal predecessors, (51), 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 04:20:26,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:20:26,424 INFO L93 Difference]: Finished difference Result 182 states and 317 transitions. [2023-11-19 04:20:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:20:26,426 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 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 209 [2023-11-19 04:20:26,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:20:26,438 INFO L225 Difference]: With dead ends: 182 [2023-11-19 04:20:26,438 INFO L226 Difference]: Without dead ends: 90 [2023-11-19 04:20:26,447 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 208 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 04:20:26,453 INFO L413 NwaCegarLoop]: 136 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, 136 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 04:20:26,455 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:20:26,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-19 04:20:26,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-19 04:20:26,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 55 states have (on average 1.2727272727272727) internal successors, (70), 55 states have internal predecessors, (70), 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 04:20:26,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 136 transitions. [2023-11-19 04:20:26,526 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 136 transitions. Word has length 209 [2023-11-19 04:20:26,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:20:26,526 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 136 transitions. [2023-11-19 04:20:26,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 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 04:20:26,527 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 136 transitions. [2023-11-19 04:20:26,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 04:20:26,547 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:20:26,548 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, 1, 1, 1, 1] [2023-11-19 04:20:26,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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 04:20:26,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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 04:20:26,764 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:20:26,765 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:20:26,765 INFO L85 PathProgramCache]: Analyzing trace with hash -705313249, now seen corresponding path program 1 times [2023-11-19 04:20:26,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:20:26,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1852236403] [2023-11-19 04:20:26,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:20:26,767 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 04:20:26,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:20:26,769 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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 04:20:26,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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 04:20:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:20:28,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:20:28,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:20:28,706 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 04:20:28,706 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:20:28,706 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:20:28,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1852236403] [2023-11-19 04:20:28,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1852236403] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:20:28,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:20:28,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:20:28,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552969382] [2023-11-19 04:20:28,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:20:28,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:20:28,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:20:28,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:20:28,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:20:28,738 INFO L87 Difference]: Start difference. First operand 90 states and 136 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 04:20:31,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:20:31,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:20:31,338 INFO L93 Difference]: Finished difference Result 235 states and 357 transitions. [2023-11-19 04:20:31,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:20:31,473 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 209 [2023-11-19 04:20:31,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:20:31,478 INFO L225 Difference]: With dead ends: 235 [2023-11-19 04:20:31,478 INFO L226 Difference]: Without dead ends: 148 [2023-11-19 04:20:31,479 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:20:31,480 INFO L413 NwaCegarLoop]: 214 mSDtfsCounter, 124 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-19 04:20:31,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 307 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2023-11-19 04:20:31,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2023-11-19 04:20:31,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 88. [2023-11-19 04:20:31,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 53 states have (on average 1.2075471698113207) internal successors, (64), 53 states have internal predecessors, (64), 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 04:20:31,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 130 transitions. [2023-11-19 04:20:31,504 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 130 transitions. Word has length 209 [2023-11-19 04:20:31,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:20:31,506 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 130 transitions. [2023-11-19 04:20:31,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 04:20:31,507 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 130 transitions. [2023-11-19 04:20:31,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 04:20:31,511 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:20:31,511 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, 1, 1, 1, 1] [2023-11-19 04:20:31,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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 04:20:31,729 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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 04:20:31,729 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:20:31,730 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:20:31,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1726381603, now seen corresponding path program 1 times [2023-11-19 04:20:31,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:20:31,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1506681913] [2023-11-19 04:20:31,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:20:31,732 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 04:20:31,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:20:31,733 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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 04:20:31,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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 04:20:33,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:20:33,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:20:33,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:20:37,955 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 04:20:37,955 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:20:37,956 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:20:37,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1506681913] [2023-11-19 04:20:37,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1506681913] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:20:37,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:20:37,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:20:37,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030619389] [2023-11-19 04:20:37,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:20:37,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:20:37,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:20:37,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:20:37,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:20:37,961 INFO L87 Difference]: Start difference. First operand 88 states and 130 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 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 04:20:40,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.48s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:20:40,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:20:40,494 INFO L93 Difference]: Finished difference Result 173 states and 257 transitions. [2023-11-19 04:20:40,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:20:40,632 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 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 209 [2023-11-19 04:20:40,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:20:40,637 INFO L225 Difference]: With dead ends: 173 [2023-11-19 04:20:40,638 INFO L226 Difference]: Without dead ends: 88 [2023-11-19 04:20:40,639 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 207 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 04:20:40,640 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 28 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-19 04:20:40,641 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 126 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2023-11-19 04:20:40,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-19 04:20:40,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-11-19 04:20:40,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 53 states have (on average 1.1886792452830188) internal successors, (63), 53 states have internal predecessors, (63), 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 04:20:40,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 129 transitions. [2023-11-19 04:20:40,662 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 129 transitions. Word has length 209 [2023-11-19 04:20:40,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:20:40,663 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 129 transitions. [2023-11-19 04:20:40,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 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 04:20:40,664 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 129 transitions. [2023-11-19 04:20:40,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-11-19 04:20:40,669 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:20:40,669 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, 1, 1, 1, 1, 1] [2023-11-19 04:20:40,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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 04:20:40,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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 04:20:40,899 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:20:40,900 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:20:40,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1767924414, now seen corresponding path program 1 times [2023-11-19 04:20:40,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:20:40,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1644458657] [2023-11-19 04:20:40,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:20:40,902 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 04:20:40,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:20:40,904 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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 04:20:40,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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)] Waiting until timeout for monitored process [2023-11-19 04:20:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:20:42,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:20:42,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:20:42,628 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 04:20:42,629 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:20:42,629 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:20:42,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1644458657] [2023-11-19 04:20:42,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1644458657] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:20:42,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:20:42,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:20:42,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380534441] [2023-11-19 04:20:42,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:20:42,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:20:42,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:20:42,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:20:42,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:20:42,634 INFO L87 Difference]: Start difference. First operand 88 states and 129 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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 04:20:46,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:20:48,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:20:48,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:20:48,090 INFO L93 Difference]: Finished difference Result 173 states and 255 transitions. [2023-11-19 04:20:48,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:20:48,244 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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 210 [2023-11-19 04:20:48,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:20:48,247 INFO L225 Difference]: With dead ends: 173 [2023-11-19 04:20:48,248 INFO L226 Difference]: Without dead ends: 88 [2023-11-19 04:20:48,248 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:20:48,250 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 18 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2023-11-19 04:20:48,250 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 227 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 2 Unknown, 0 Unchecked, 5.4s Time] [2023-11-19 04:20:48,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-19 04:20:48,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-11-19 04:20:48,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 53 states have (on average 1.169811320754717) internal successors, (62), 53 states have internal predecessors, (62), 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 04:20:48,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 128 transitions. [2023-11-19 04:20:48,275 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 128 transitions. Word has length 210 [2023-11-19 04:20:48,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:20:48,276 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 128 transitions. [2023-11-19 04:20:48,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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 04:20:48,277 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 128 transitions. [2023-11-19 04:20:48,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-11-19 04:20:48,281 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:20:48,281 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, 1, 1, 1, 1, 1] [2023-11-19 04:20:48,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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)] Forceful destruction successful, exit code 0 [2023-11-19 04:20:48,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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 04:20:48,494 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:20:48,494 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:20:48,495 INFO L85 PathProgramCache]: Analyzing trace with hash 2026089852, now seen corresponding path program 1 times [2023-11-19 04:20:48,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:20:48,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [79871169] [2023-11-19 04:20:48,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:20:48,496 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 04:20:48,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:20:48,497 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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 04:20:48,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/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 04:20:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:20:50,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:20:50,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:20:53,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 668 proven. 78 refuted. 0 times theorem prover too weak. 1366 trivial. 0 not checked. [2023-11-19 04:20:53,948 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:20:56,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-19 04:20:56,042 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:20:56,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [79871169] [2023-11-19 04:20:56,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [79871169] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:20:56,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1262828804] [2023-11-19 04:20:56,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:20:56,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:20:56,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:20:56,045 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:20:56,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19e11361-07a5-478e-afc7-d93d046708ff/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-19 04:20:59,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:20:59,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:20:59,884 INFO L285 TraceCheckSpWp]: Computing forward predicates...