./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-3.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_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/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_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/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_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/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 a3cca5fe1c4a9c3c279c334386b8da0cee2c5ffb5715bbf5bb62146dfa62dbb5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:15:03,776 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:15:03,897 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:15:03,905 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:15:03,906 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:15:03,944 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:15:03,945 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:15:03,946 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:15:03,947 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:15:03,952 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:15:03,952 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:15:03,953 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:15:03,954 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:15:03,956 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:15:03,956 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:15:03,956 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:15:03,957 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:15:03,957 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:15:03,958 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:15:03,958 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:15:03,959 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:15:03,959 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:15:03,961 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:15:03,961 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:15:03,962 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:15:03,962 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:15:03,962 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:15:03,963 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:15:03,963 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:15:03,964 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:15:03,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:15:03,965 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:15:03,966 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:15:03,966 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:15:03,966 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:15:03,967 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:15:03,967 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:15:03,967 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:15:03,967 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:15:03,968 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:15:03,968 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:15:03,968 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:15:03,969 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:15:03,969 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:15:03,970 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:15:03,970 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_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3cca5fe1c4a9c3c279c334386b8da0cee2c5ffb5715bbf5bb62146dfa62dbb5 [2023-11-19 04:15:04,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:15:04,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:15:04,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:15:04,343 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:15:04,344 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:15:04,346 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-3.i [2023-11-19 04:15:07,467 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:15:07,722 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:15:07,726 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-3.i [2023-11-19 04:15:07,738 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/data/2689c9de8/7ccbdbaeb70b46bf91365639d8ab9b92/FLAGa7b54f7e5 [2023-11-19 04:15:07,759 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/data/2689c9de8/7ccbdbaeb70b46bf91365639d8ab9b92 [2023-11-19 04:15:07,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:15:07,765 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:15:07,768 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:15:07,769 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:15:07,774 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:15:07,775 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:15:07" (1/1) ... [2023-11-19 04:15:07,776 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1020bdc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:07, skipping insertion in model container [2023-11-19 04:15:07,776 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:15:07" (1/1) ... [2023-11-19 04:15:07,823 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:15:07,996 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_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-3.i[918,931] [2023-11-19 04:15:08,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:15:08,105 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:15:08,128 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_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-3.i[918,931] [2023-11-19 04:15:08,175 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:15:08,205 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:15:08,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:08 WrapperNode [2023-11-19 04:15:08,206 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:15:08,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:15:08,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:15:08,208 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:15:08,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:08" (1/1) ... [2023-11-19 04:15:08,227 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:08" (1/1) ... [2023-11-19 04:15:08,321 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 250 [2023-11-19 04:15:08,321 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:15:08,322 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:15:08,322 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:15:08,322 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:15:08,331 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:08" (1/1) ... [2023-11-19 04:15:08,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:08" (1/1) ... [2023-11-19 04:15:08,352 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:08" (1/1) ... [2023-11-19 04:15:08,352 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:08" (1/1) ... [2023-11-19 04:15:08,369 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:08" (1/1) ... [2023-11-19 04:15:08,373 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:08" (1/1) ... [2023-11-19 04:15:08,379 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:08" (1/1) ... [2023-11-19 04:15:08,382 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:08" (1/1) ... [2023-11-19 04:15:08,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:15:08,392 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:15:08,392 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:15:08,392 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:15:08,393 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:08" (1/1) ... [2023-11-19 04:15:08,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:15:08,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:15:08,422 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:15:08,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:15:08,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:15:08,475 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:15:08,476 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:15:08,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:15:08,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:15:08,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:15:08,595 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:15:08,598 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:15:09,213 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:15:09,957 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:15:09,958 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:15:09,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:15:09 BoogieIcfgContainer [2023-11-19 04:15:09,963 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:15:09,966 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:15:09,966 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:15:09,970 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:15:09,970 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:15:07" (1/3) ... [2023-11-19 04:15:09,971 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@482ab800 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:15:09, skipping insertion in model container [2023-11-19 04:15:09,971 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:08" (2/3) ... [2023-11-19 04:15:09,974 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@482ab800 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:15:09, skipping insertion in model container [2023-11-19 04:15:09,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:15:09" (3/3) ... [2023-11-19 04:15:09,976 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-3.i [2023-11-19 04:15:09,996 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:15:09,996 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:15:10,057 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:15:10,064 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;@7fabb628, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:15:10,065 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:15:10,070 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-19 04:15:10,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-19 04:15:10,083 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:15:10,084 INFO L195 NwaCegarLoop]: trace histogram [23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:15:10,085 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:15:10,093 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:15:10,093 INFO L85 PathProgramCache]: Analyzing trace with hash -1509812531, now seen corresponding path program 1 times [2023-11-19 04:15:10,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:15:10,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222212948] [2023-11-19 04:15:10,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:15:10,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:15:10,349 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:15:10,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1250345764] [2023-11-19 04:15:10,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:15:10,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:15:10,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:15:10,358 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:15:10,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:15:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:15:10,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:15:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:15:11,094 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:15:11,100 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:15:11,102 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:15:11,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:15:11,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:15:11,319 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:15:11,323 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:15:11,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:15:11 BoogieIcfgContainer [2023-11-19 04:15:11,443 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:15:11,444 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:15:11,444 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:15:11,444 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:15:11,445 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:15:09" (3/4) ... [2023-11-19 04:15:11,447 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:15:11,452 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:15:11,454 INFO L158 Benchmark]: Toolchain (without parser) took 3688.28ms. Allocated memory was 127.9MB in the beginning and 163.6MB in the end (delta: 35.7MB). Free memory was 81.8MB in the beginning and 101.5MB in the end (delta: -19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 04:15:11,455 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 127.9MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:15:11,456 INFO L158 Benchmark]: CACSL2BoogieTranslator took 437.82ms. Allocated memory is still 127.9MB. Free memory was 81.7MB in the beginning and 66.3MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:15:11,463 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.19ms. Allocated memory was 127.9MB in the beginning and 163.6MB in the end (delta: 35.7MB). Free memory was 66.3MB in the beginning and 131.8MB in the end (delta: -65.5MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-11-19 04:15:11,465 INFO L158 Benchmark]: Boogie Preprocessor took 69.04ms. Allocated memory is still 163.6MB. Free memory was 131.8MB in the beginning and 131.9MB in the end (delta: -91.4kB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-11-19 04:15:11,466 INFO L158 Benchmark]: RCFGBuilder took 1572.01ms. Allocated memory is still 163.6MB. Free memory was 131.9MB in the beginning and 78.7MB in the end (delta: 53.2MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. [2023-11-19 04:15:11,467 INFO L158 Benchmark]: TraceAbstraction took 1477.29ms. Allocated memory is still 163.6MB. Free memory was 78.7MB in the beginning and 101.5MB in the end (delta: -22.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:15:11,467 INFO L158 Benchmark]: Witness Printer took 8.68ms. Allocated memory is still 163.6MB. Free memory is still 101.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:15:11,477 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 127.9MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 437.82ms. Allocated memory is still 127.9MB. Free memory was 81.7MB in the beginning and 66.3MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.19ms. Allocated memory was 127.9MB in the beginning and 163.6MB in the end (delta: 35.7MB). Free memory was 66.3MB in the beginning and 131.8MB in the end (delta: -65.5MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.04ms. Allocated memory is still 163.6MB. Free memory was 131.8MB in the beginning and 131.9MB in the end (delta: -91.4kB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1572.01ms. Allocated memory is still 163.6MB. Free memory was 131.9MB in the beginning and 78.7MB in the end (delta: 53.2MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1477.29ms. Allocated memory is still 163.6MB. Free memory was 78.7MB in the beginning and 101.5MB in the end (delta: -22.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.68ms. Allocated memory is still 163.6MB. Free memory is still 101.5MB. 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 bitwiseOr at line 94, overapproximation of shiftRight at line 97, overapproximation of bitwiseAnd at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 62. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -64; [L23] unsigned char var_1_3 = 1; [L24] signed char var_1_5 = -32; [L25] unsigned short int var_1_6 = 256; [L26] unsigned long int var_1_10 = 256; [L27] double var_1_12 = 8.2; [L28] signed char var_1_13 = 16; [L29] signed char var_1_14 = 10; [L30] double var_1_15 = 199.125; [L31] double var_1_16 = 9.4; [L32] double var_1_17 = 9999999999999.6; [L33] unsigned char var_1_20 = 32; [L34] unsigned char var_1_21 = 128; [L35] unsigned char var_1_22 = 64; [L36] unsigned long int var_1_23 = 64; [L37] unsigned long int var_1_24 = 5; [L38] signed short int var_1_28 = 256; [L39] signed long int var_1_30 = -4; [L40] double var_1_32 = 0.0; [L41] unsigned short int var_1_34 = 34858; [L42] unsigned short int var_1_35 = 41225; [L43] double var_1_37 = 63.63; [L44] signed char var_1_39 = 10; [L45] signed char var_1_40 = -25; [L46] signed char var_1_41 = 4; [L47] unsigned char var_1_42 = 50; [L48] unsigned long int last_1_var_1_10 = 256; [L49] unsigned char last_1_var_1_20 = 32; [L179] isInitial = 1 [L180] FCALL initially() [L181] COND TRUE 1 [L182] CALL updateLastVariables() [L171] last_1_var_1_10 = var_1_10 [L172] last_1_var_1_20 = var_1_20 [L182] RET updateLastVariables() [L183] CALL updateVariables() [L134] var_1_3 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-32, var_1_6=256] [L136] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-32, var_1_6=256] [L137] var_1_5 = __VERIFIER_nondet_char() [L138] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L139] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L140] var_1_13 = __VERIFIER_nondet_char() [L141] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L142] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L143] var_1_14 = __VERIFIER_nondet_char() [L144] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L145] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L146] var_1_15 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L148] CALL assume_abort_if_not(var_1_15 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_15 != 0.0F) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L149] var_1_16 = __VERIFIER_nondet_double() [L150] 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, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L150] 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, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L151] var_1_21 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L153] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L154] var_1_22 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L156] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L157] var_1_34 = __VERIFIER_nondet_ushort() [L158] CALL assume_abort_if_not(var_1_34 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_34 >= 32767) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L159] CALL assume_abort_if_not(var_1_34 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_34 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=41225, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L160] var_1_35 = __VERIFIER_nondet_ushort() [L161] CALL assume_abort_if_not(var_1_35 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=32768, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_35 >= 32767) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=32768, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L162] CALL assume_abort_if_not(var_1_35 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=32768, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_35 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=32768, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L163] var_1_40 = __VERIFIER_nondet_char() [L164] CALL assume_abort_if_not(var_1_40 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=32768, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_40 >= -63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=32768, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L165] CALL assume_abort_if_not(var_1_40 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=32768, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_40 <= 63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=32768, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=4, var_1_42=50, var_1_5=-16, var_1_6=256] [L166] var_1_41 = __VERIFIER_nondet_char() [L167] CALL assume_abort_if_not(var_1_41 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=32768, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_41 >= -63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=32768, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_5=-16, var_1_6=256] [L168] CALL assume_abort_if_not(var_1_41 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=32768, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_5=-16, var_1_6=256] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_41 <= 63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_32=0, var_1_34=32767, var_1_35=32768, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_5=-16, var_1_6=256] [L183] RET updateVariables() [L184] CALL step() [L53] COND TRUE \read(var_1_3) [L54] COND TRUE (last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20 [L55] var_1_6 = last_1_var_1_20 [L58] COND FALSE !(var_1_20 > var_1_21) [L71] signed long int stepLocal_2 = var_1_5 * var_1_13; [L72] COND FALSE !(stepLocal_2 > last_1_var_1_10) [L75] var_1_28 = var_1_5 [L76] COND TRUE (((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20 [L77] COND TRUE \read(var_1_3) [L78] var_1_17 = 128.1 [L81] COND FALSE !(var_1_14 >= ((((var_1_20) > (var_1_6)) ? (var_1_20) : (var_1_6)))) [L84] var_1_24 = (((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))) + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) [L86] unsigned char stepLocal_1 = var_1_17 <= var_1_17; [L87] COND TRUE stepLocal_1 || var_1_3 [L88] COND TRUE (var_1_17 / var_1_15) > 25.25 [L89] var_1_12 = 128.5 [L94] EXPR var_1_14 ^ var_1_21 [L94] COND TRUE ((var_1_14 ^ var_1_21) % var_1_21) > -10 [L95] var_1_30 = ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) [L97] EXPR var_1_35 & var_1_20 [L97] EXPR (var_1_35 & var_1_20) >> var_1_14 [L97] COND FALSE !(var_1_14 >= ((var_1_35 & var_1_20) >> var_1_14)) [L100] COND FALSE !(99999.8f < var_1_17) [L111] COND FALSE !((var_1_17 + var_1_12) <= var_1_17) [L116] EXPR var_1_6 ^ var_1_20 [L116] unsigned long int stepLocal_0 = (var_1_6 ^ var_1_20) + var_1_23; [L117] COND TRUE var_1_20 <= stepLocal_0 [L118] COND FALSE !(var_1_12 == var_1_12) [L122] EXPR ((((var_1_5) > (-16)) ? (var_1_5) : (-16))) & 16 [L122] COND FALSE !((~ var_1_23) <= (((((var_1_5) > (-16)) ? (var_1_5) : (-16))) & 16)) [L125] COND TRUE var_1_10 <= (((((var_1_34) < (var_1_35)) ? (var_1_34) : (var_1_35))) - ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))) [L126] var_1_32 = var_1_16 [L131] var_1_39 = (var_1_40 + ((((var_1_41) < 0 ) ? -(var_1_41) : (var_1_41)))) [L184] RET step() [L185] CALL, EXPR property() [L175] EXPR (((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1) [L175] EXPR var_1_6 ^ var_1_20 [L175] EXPR (((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1) [L175-L176] return (((((((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1)) && (((var_1_17 <= var_1_17) || var_1_3) ? (((var_1_17 / var_1_15) > 25.25) ? (var_1_12 == ((double) 128.5)) : 1) : (var_1_12 == ((double) var_1_16)))) && (((((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20) ? (var_1_3 ? (var_1_17 == ((double) 128.1)) : 1) : 1)) && (((var_1_5 * var_1_13) > last_1_var_1_10) ? (var_1_20 == ((unsigned char) ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))))) : 1)) && (((var_1_17 + var_1_12) <= var_1_17) ? ((var_1_6 >= var_1_6) ? (var_1_23 == ((unsigned long int) var_1_20)) : 1) : 1) ; [L185] RET, EXPR property() [L185] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=257/2, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=1281/10, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=47, var_1_28=-16, var_1_30=32, var_1_32=3, var_1_34=32767, var_1_35=32768, var_1_37=6363/100, var_1_39=0, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_5=-16, var_1_6=32] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=257/2, var_1_13=-1, var_1_14=15, var_1_15=2, var_1_16=3, var_1_17=1281/10, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_24=47, var_1_28=-16, var_1_30=32, var_1_32=3, var_1_34=32767, var_1_35=32768, var_1_37=6363/100, var_1_39=0, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_5=-16, var_1_6=32] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 23, 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=44occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 85 NumberOfCodeBlocks, 85 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 04:15:11,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/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_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/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_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/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_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/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 a3cca5fe1c4a9c3c279c334386b8da0cee2c5ffb5715bbf5bb62146dfa62dbb5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:15:14,504 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:15:14,637 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:15:14,644 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:15:14,645 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:15:14,674 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:15:14,674 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:15:14,675 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:15:14,676 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:15:14,677 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:15:14,677 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:15:14,678 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:15:14,678 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:15:14,679 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:15:14,680 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:15:14,680 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:15:14,681 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:15:14,682 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:15:14,682 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:15:14,683 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:15:14,684 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:15:14,684 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:15:14,685 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:15:14,685 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:15:14,686 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:15:14,686 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:15:14,686 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:15:14,687 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:15:14,687 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:15:14,688 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:15:14,688 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:15:14,689 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:15:14,689 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:15:14,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:15:14,690 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:15:14,690 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:15:14,690 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:15:14,691 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:15:14,691 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:15:14,691 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:15:14,692 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:15:14,692 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:15:14,692 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_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3cca5fe1c4a9c3c279c334386b8da0cee2c5ffb5715bbf5bb62146dfa62dbb5 [2023-11-19 04:15:15,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:15:15,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:15:15,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:15:15,122 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:15:15,123 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:15:15,124 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-3.i [2023-11-19 04:15:18,545 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:15:18,854 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:15:18,855 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-3.i [2023-11-19 04:15:18,867 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/data/1286ce25b/74613f57677248ee8df6a075099f2a90/FLAG594f8b3ff [2023-11-19 04:15:18,885 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/data/1286ce25b/74613f57677248ee8df6a075099f2a90 [2023-11-19 04:15:18,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:15:18,891 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:15:18,893 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:15:18,893 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:15:18,900 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:15:18,901 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:15:18" (1/1) ... [2023-11-19 04:15:18,902 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f9bc626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:18, skipping insertion in model container [2023-11-19 04:15:18,903 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:15:18" (1/1) ... [2023-11-19 04:15:18,948 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:15:19,232 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_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-3.i[918,931] [2023-11-19 04:15:19,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:15:19,398 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:15:19,428 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_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-3.i[918,931] [2023-11-19 04:15:19,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:15:19,536 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:15:19,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:19 WrapperNode [2023-11-19 04:15:19,537 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:15:19,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:15:19,540 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:15:19,541 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:15:19,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:19" (1/1) ... [2023-11-19 04:15:19,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:19" (1/1) ... [2023-11-19 04:15:19,656 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 171 [2023-11-19 04:15:19,659 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:15:19,660 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:15:19,660 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:15:19,660 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:15:19,674 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:19" (1/1) ... [2023-11-19 04:15:19,675 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:19" (1/1) ... [2023-11-19 04:15:19,692 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:19" (1/1) ... [2023-11-19 04:15:19,696 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:19" (1/1) ... [2023-11-19 04:15:19,738 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:19" (1/1) ... [2023-11-19 04:15:19,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:19" (1/1) ... [2023-11-19 04:15:19,768 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:19" (1/1) ... [2023-11-19 04:15:19,772 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:19" (1/1) ... [2023-11-19 04:15:19,779 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:15:19,793 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:15:19,794 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:15:19,794 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:15:19,795 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:19" (1/1) ... [2023-11-19 04:15:19,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:15:19,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:15:19,850 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:15:19,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:15:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:15:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:15:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:15:19,921 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:15:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:15:19,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:15:20,094 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:15:20,134 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:15:29,781 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:15:29,794 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:15:29,794 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:15:29,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:15:29 BoogieIcfgContainer [2023-11-19 04:15:29,801 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:15:29,804 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:15:29,804 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:15:29,809 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:15:29,809 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:15:18" (1/3) ... [2023-11-19 04:15:29,811 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20f99ec5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:15:29, skipping insertion in model container [2023-11-19 04:15:29,811 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:19" (2/3) ... [2023-11-19 04:15:29,812 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20f99ec5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:15:29, skipping insertion in model container [2023-11-19 04:15:29,812 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:15:29" (3/3) ... [2023-11-19 04:15:29,814 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-3.i [2023-11-19 04:15:29,840 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:15:29,841 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:15:29,915 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:15:29,926 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;@2dde6a4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:15:29,926 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:15:29,931 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 57 states have (on average 1.5087719298245614) internal successors, (86), 58 states have internal predecessors, (86), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-19 04:15:29,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-19 04:15:29,951 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:15:29,952 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:15:29,953 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:15:29,959 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:15:29,960 INFO L85 PathProgramCache]: Analyzing trace with hash 2022594804, now seen corresponding path program 1 times [2023-11-19 04:15:29,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:15:29,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [736766934] [2023-11-19 04:15:29,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:15:29,980 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 04:15:29,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:15:29,984 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/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 04:15:29,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/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 04:15:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:15:31,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:15:32,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:15:32,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2023-11-19 04:15:32,128 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:15:32,129 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:15:32,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [736766934] [2023-11-19 04:15:32,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [736766934] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:15:32,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:15:32,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:15:32,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324803475] [2023-11-19 04:15:32,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:15:32,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:15:32,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:15:32,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:15:32,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:15:32,199 INFO L87 Difference]: Start difference. First operand has 83 states, 57 states have (on average 1.5087719298245614) internal successors, (86), 58 states have internal predecessors, (86), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-19 04:15:32,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:15:32,247 INFO L93 Difference]: Finished difference Result 159 states and 281 transitions. [2023-11-19 04:15:32,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:15:32,250 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 153 [2023-11-19 04:15:32,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:15:32,265 INFO L225 Difference]: With dead ends: 159 [2023-11-19 04:15:32,266 INFO L226 Difference]: Without dead ends: 79 [2023-11-19 04:15:32,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 152 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 04:15:32,276 INFO L413 NwaCegarLoop]: 124 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, 124 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 04:15:32,278 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:15:32,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-19 04:15:32,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-19 04:15:32,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-19 04:15:32,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 124 transitions. [2023-11-19 04:15:32,398 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 124 transitions. Word has length 153 [2023-11-19 04:15:32,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:15:32,399 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 124 transitions. [2023-11-19 04:15:32,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-19 04:15:32,401 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 124 transitions. [2023-11-19 04:15:32,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-19 04:15:32,410 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:15:32,411 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:15:32,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/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 04:15:32,637 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/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 04:15:32,637 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:15:32,638 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:15:32,639 INFO L85 PathProgramCache]: Analyzing trace with hash -1942170698, now seen corresponding path program 1 times [2023-11-19 04:15:32,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:15:32,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [361592567] [2023-11-19 04:15:32,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:15:32,641 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 04:15:32,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:15:32,643 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/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 04:15:32,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/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 04:15:34,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:15:34,305 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:15:34,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:15:40,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 418 proven. 48 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2023-11-19 04:15:40,797 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:15:41,988 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:15:41,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [361592567] [2023-11-19 04:15:41,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [361592567] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:15:41,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [119586927] [2023-11-19 04:15:41,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:15:41,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:15:41,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:15:41,995 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:15:42,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccb6d79-5cb8-45f0-af7f-ce2d53c3317a/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 04:15:45,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:15:45,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:15:45,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:15:52,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-19 04:15:52,741 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:15:52,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [119586927] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:15:52,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 04:15:52,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2023-11-19 04:15:52,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339646281] [2023-11-19 04:15:52,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:15:52,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:15:52,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:15:52,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:15:52,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-11-19 04:15:52,747 INFO L87 Difference]: Start difference. First operand 79 states and 124 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-19 04:15:55,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:15:57,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []