./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-51.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_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/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_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/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_91c0fdc9-440b-487e-913a-fdac21aa4a52/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 bb9ebd7191292941d0aec0d028201faa00d28c37083b8685d3172a0ea02d5ecf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:55:19,812 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:55:19,928 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:55:19,938 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:55:19,939 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:55:19,976 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:55:19,977 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:55:19,978 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:55:19,979 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:55:19,984 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:55:19,984 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:55:19,985 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:55:19,985 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:55:19,987 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:55:19,987 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:55:19,988 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:55:19,988 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:55:19,989 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:55:19,989 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:55:19,990 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:55:19,990 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:55:19,991 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:55:19,992 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:55:19,993 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:55:19,993 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:55:19,993 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:55:19,994 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:55:19,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:55:19,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:55:19,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:55:19,997 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:55:19,997 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:55:19,997 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:55:19,998 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:55:19,998 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:55:19,998 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:55:19,998 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:55:19,999 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:55:19,999 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:55:19,999 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:55:20,000 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:55:20,000 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:55:20,001 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:55:20,001 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:55:20,001 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:55:20,001 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_91c0fdc9-440b-487e-913a-fdac21aa4a52/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb9ebd7191292941d0aec0d028201faa00d28c37083b8685d3172a0ea02d5ecf [2023-11-19 04:55:20,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:55:20,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:55:20,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:55:20,302 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:55:20,303 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:55:20,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-51.i [2023-11-19 04:55:23,285 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:55:23,625 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:55:23,626 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-51.i [2023-11-19 04:55:23,637 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/data/679574104/a61b1fb15ea849babcd8a86dba81f198/FLAGaad97d672 [2023-11-19 04:55:23,657 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/data/679574104/a61b1fb15ea849babcd8a86dba81f198 [2023-11-19 04:55:23,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:55:23,669 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:55:23,672 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:55:23,672 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:55:23,678 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:55:23,678 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:55:23" (1/1) ... [2023-11-19 04:55:23,679 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e624181 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:23, skipping insertion in model container [2023-11-19 04:55:23,680 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:55:23" (1/1) ... [2023-11-19 04:55:23,726 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:55:23,866 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-51.i[913,926] [2023-11-19 04:55:23,940 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:55:23,955 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:55:23,968 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_91c0fdc9-440b-487e-913a-fdac21aa4a52/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-51.i[913,926] [2023-11-19 04:55:24,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:55:24,025 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:55:24,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:24 WrapperNode [2023-11-19 04:55:24,026 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:55:24,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:55:24,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:55:24,027 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:55:24,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:24" (1/1) ... [2023-11-19 04:55:24,051 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:24" (1/1) ... [2023-11-19 04:55:24,089 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 167 [2023-11-19 04:55:24,090 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:55:24,090 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:55:24,091 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:55:24,091 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:55:24,103 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:24" (1/1) ... [2023-11-19 04:55:24,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:24" (1/1) ... [2023-11-19 04:55:24,108 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:24" (1/1) ... [2023-11-19 04:55:24,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:24" (1/1) ... [2023-11-19 04:55:24,121 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:24" (1/1) ... [2023-11-19 04:55:24,140 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:24" (1/1) ... [2023-11-19 04:55:24,142 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:24" (1/1) ... [2023-11-19 04:55:24,157 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:24" (1/1) ... [2023-11-19 04:55:24,161 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:55:24,162 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:55:24,162 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:55:24,162 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:55:24,163 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:24" (1/1) ... [2023-11-19 04:55:24,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:55:24,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:55:24,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:55:24,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:55:24,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:55:24,241 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:55:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:55:24,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:55:24,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:55:24,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:55:24,361 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:55:24,363 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:55:24,728 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:55:24,947 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:55:24,947 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:55:24,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:55:24 BoogieIcfgContainer [2023-11-19 04:55:24,952 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:55:24,955 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:55:24,955 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:55:24,959 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:55:24,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:55:23" (1/3) ... [2023-11-19 04:55:24,960 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bf4ffc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:55:24, skipping insertion in model container [2023-11-19 04:55:24,960 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:24" (2/3) ... [2023-11-19 04:55:24,961 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bf4ffc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:55:24, skipping insertion in model container [2023-11-19 04:55:24,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:55:24" (3/3) ... [2023-11-19 04:55:24,962 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-51.i [2023-11-19 04:55:24,983 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:55:24,983 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:55:25,043 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:55:25,050 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;@4b56687f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:55:25,050 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:55:25,055 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-19 04:55:25,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-19 04:55:25,069 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:55:25,070 INFO L195 NwaCegarLoop]: trace histogram [30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:55:25,070 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:55:25,076 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:55:25,076 INFO L85 PathProgramCache]: Analyzing trace with hash -582744631, now seen corresponding path program 1 times [2023-11-19 04:55:25,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:55:25,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404810351] [2023-11-19 04:55:25,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:55:25,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:55:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:55:25,850 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:55:26,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:55:26,197 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:55:26,199 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:55:26,200 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:55:26,202 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:55:26,207 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:55:26,218 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:55:26,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:55:26 BoogieIcfgContainer [2023-11-19 04:55:26,355 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:55:26,359 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:55:26,359 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:55:26,359 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:55:26,360 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:55:24" (3/4) ... [2023-11-19 04:55:26,365 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:55:26,366 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:55:26,368 INFO L158 Benchmark]: Toolchain (without parser) took 2698.74ms. Allocated memory is still 161.5MB. Free memory was 129.8MB in the beginning and 57.3MB in the end (delta: 72.5MB). Peak memory consumption was 73.6MB. Max. memory is 16.1GB. [2023-11-19 04:55:26,368 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 113.2MB. Free memory was 65.9MB in the beginning and 65.6MB in the end (delta: 321.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:55:26,369 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.00ms. Allocated memory is still 161.5MB. Free memory was 129.8MB in the beginning and 115.8MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:55:26,370 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.92ms. Allocated memory is still 161.5MB. Free memory was 115.8MB in the beginning and 113.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:55:26,372 INFO L158 Benchmark]: Boogie Preprocessor took 70.83ms. Allocated memory is still 161.5MB. Free memory was 113.0MB in the beginning and 111.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:55:26,376 INFO L158 Benchmark]: RCFGBuilder took 790.54ms. Allocated memory is still 161.5MB. Free memory was 111.6MB in the beginning and 70.3MB in the end (delta: 41.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-19 04:55:26,377 INFO L158 Benchmark]: TraceAbstraction took 1400.31ms. Allocated memory is still 161.5MB. Free memory was 69.7MB in the beginning and 58.3MB in the end (delta: 11.4MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2023-11-19 04:55:26,378 INFO L158 Benchmark]: Witness Printer took 7.94ms. Allocated memory is still 161.5MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:55:26,386 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 113.2MB. Free memory was 65.9MB in the beginning and 65.6MB in the end (delta: 321.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.00ms. Allocated memory is still 161.5MB. Free memory was 129.8MB in the beginning and 115.8MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.92ms. Allocated memory is still 161.5MB. Free memory was 115.8MB in the beginning and 113.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.83ms. Allocated memory is still 161.5MB. Free memory was 113.0MB in the beginning and 111.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 790.54ms. Allocated memory is still 161.5MB. Free memory was 111.6MB in the beginning and 70.3MB in the end (delta: 41.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1400.31ms. Allocated memory is still 161.5MB. Free memory was 69.7MB in the beginning and 58.3MB in the end (delta: 11.4MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * Witness Printer took 7.94ms. Allocated memory is still 161.5MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 50, overapproximation of someUnaryDOUBLEoperation at line 42. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 128; [L23] unsigned long int var_1_2 = 32; [L24] unsigned long int var_1_3 = 128; [L25] double var_1_4 = 32.3; [L26] double var_1_5 = 0.25; [L27] double var_1_6 = 500.6; [L28] unsigned char var_1_7 = 2; [L29] signed char var_1_8 = -10; [L30] signed char var_1_9 = 5; [L31] signed char var_1_10 = 4; [L32] signed char var_1_11 = 100; [L33] unsigned long int var_1_12 = 8; [L34] unsigned char var_1_13 = 0; [L35] unsigned char var_1_14 = 1; [L36] unsigned long int var_1_15 = 1114432789; [L37] unsigned long int var_1_16 = 2; [L38] double var_1_17 = 256.8; [L39] double var_1_18 = 1.25; [L40] unsigned long int var_1_19 = 16; [L41] unsigned char var_1_21 = 1; [L42] double var_1_22 = -0.5; [L43] unsigned char var_1_23 = 0; [L44] unsigned char var_1_24 = 1; [L151] isInitial = 1 [L152] FCALL initially() [L153] COND TRUE 1 [L154] FCALL updateLastVariables() [L155] CALL updateVariables() [L96] var_1_2 = __VERIFIER_nondet_ulong() [L97] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=128, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=128, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L98] CALL assume_abort_if_not(var_1_2 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=128, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_2 <= 4294967295) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=128, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L99] var_1_3 = __VERIFIER_nondet_ulong() [L100] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L101] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L102] var_1_4 = __VERIFIER_nondet_double() [L103] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L104] var_1_5 = __VERIFIER_nondet_double() [L105] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L106] var_1_6 = __VERIFIER_nondet_double() [L107] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=2, var_1_8=-10, var_1_9=5] [L108] var_1_7 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=5] [L110] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=5] [L111] var_1_9 = __VERIFIER_nondet_char() [L112] CALL assume_abort_if_not(var_1_9 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_9 >= -1) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L113] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L114] var_1_10 = __VERIFIER_nondet_char() [L115] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, var_1_10=7, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L116] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, var_1_10=7, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L117] var_1_11 = __VERIFIER_nondet_char() [L118] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L119] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L120] var_1_13 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L122] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L123] var_1_14 = __VERIFIER_nondet_uchar() [L124] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L125] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L126] var_1_15 = __VERIFIER_nondet_ulong() [L127] CALL assume_abort_if_not(var_1_15 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_15 >= 1073741823) VAL [isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L128] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L129] var_1_16 = __VERIFIER_nondet_ulong() [L130] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L131] CALL assume_abort_if_not(var_1_16 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_16 <= 1073741823) VAL [isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L132] var_1_18 = __VERIFIER_nondet_double() [L133] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L134] var_1_22 = __VERIFIER_nondet_double() [L135] CALL assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=1114432797, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=1114432797, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L136] CALL assume_abort_if_not(var_1_22 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=1114432797, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_22 != 0.0F) VAL [isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=1114432797, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L137] var_1_23 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=1114432797, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=1114432797, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L139] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=1114432797, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=1114432797, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L140] var_1_24 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=1114432797, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=1114432797, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L142] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=1114432797, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=1114432797, var_1_23=0, var_1_24=1, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-10, var_1_9=126] [L155] RET updateVariables() [L156] CALL step() [L48] COND FALSE !(32u >= var_1_2) [L55] var_1_1 = var_1_7 [L57] COND FALSE !(! (var_1_6 > var_1_5)) [L60] var_1_8 = -4 [L62] COND TRUE var_1_13 && var_1_14 [L63] var_1_12 = var_1_11 [L69] COND FALSE !((((((~ var_1_1)) < (8)) ? ((~ var_1_1)) : (8))) > var_1_11) [L72] COND TRUE var_1_14 || (((((var_1_4) > (var_1_6)) ? (var_1_4) : (var_1_6))) > var_1_18) [L73] COND FALSE !(var_1_18 > ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) [L76] var_1_19 = var_1_11 [L81] COND TRUE (var_1_18 / ((((5.5) > (var_1_22)) ? (5.5) : (var_1_22)))) > 10.5 [L82] COND TRUE \read(var_1_13) [L83] COND FALSE !(var_1_2 < var_1_3) [L86] var_1_21 = var_1_24 [L156] RET step() [L157] CALL, EXPR property() [L147-L148] return ((((((32u >= var_1_2) ? ((var_1_2 <= var_1_3) ? (((var_1_4 - var_1_5) >= var_1_6) ? (var_1_1 == ((unsigned char) var_1_7)) : 1) : 1) : (var_1_1 == ((unsigned char) var_1_7))) && ((! (var_1_6 > var_1_5)) ? (var_1_8 == ((signed char) (((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) - var_1_11))) : (var_1_8 == ((signed char) -4)))) && ((var_1_13 && var_1_14) ? (var_1_12 == ((unsigned long int) var_1_11)) : (var_1_13 ? (var_1_12 == ((unsigned long int) (((((var_1_1) > ((var_1_11 + var_1_7))) ? (var_1_1) : ((var_1_11 + var_1_7)))) + (var_1_15 - var_1_16)))) : 1))) && (((((((~ var_1_1)) < (8)) ? ((~ var_1_1)) : (8))) > var_1_11) ? (var_1_17 == ((double) var_1_18)) : 1)) && ((var_1_14 || (((((var_1_4) > (var_1_6)) ? (var_1_4) : (var_1_6))) > var_1_18)) ? ((var_1_18 > ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) ? (var_1_19 == ((unsigned long int) var_1_16)) : (var_1_19 == ((unsigned long int) var_1_11))) : (var_1_19 == ((unsigned long int) var_1_16)))) && (((var_1_18 / ((((5.5) > (var_1_22)) ? (5.5) : (var_1_22)))) > 10.5) ? (var_1_13 ? ((var_1_2 < var_1_3) ? (var_1_21 == ((unsigned char) (! var_1_23))) : (var_1_21 == ((unsigned char) var_1_24))) : (var_1_21 == ((unsigned char) var_1_23))) : (var_1_21 == ((unsigned char) var_1_23))) ; [L157] RET, EXPR property() [L157] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=1284/5, var_1_19=8, var_1_1=0, var_1_21=1, var_1_22=1114432797, var_1_23=0, var_1_24=1, var_1_2=33, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-4, var_1_9=126] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=7, var_1_11=8, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=1073741823, var_1_16=1073741823, var_1_17=1284/5, var_1_18=1284/5, var_1_19=8, var_1_1=0, var_1_21=1, var_1_22=1114432797, var_1_23=0, var_1_24=1, var_1_2=33, var_1_3=4, var_1_4=1114432795, var_1_5=1114432796, var_1_6=1114432794, var_1_7=0, var_1_8=-4, var_1_9=126] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 30, 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=56occurred 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: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 111 NumberOfCodeBlocks, 111 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 04:55:26,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/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_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/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_91c0fdc9-440b-487e-913a-fdac21aa4a52/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 bb9ebd7191292941d0aec0d028201faa00d28c37083b8685d3172a0ea02d5ecf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:55:28,937 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:55:29,067 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:55:29,074 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:55:29,075 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:55:29,121 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:55:29,122 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:55:29,123 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:55:29,124 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:55:29,124 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:55:29,125 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:55:29,126 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:55:29,126 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:55:29,130 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:55:29,131 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:55:29,132 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:55:29,133 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:55:29,133 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:55:29,134 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:55:29,134 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:55:29,135 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:55:29,135 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:55:29,136 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:55:29,136 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:55:29,137 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:55:29,137 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:55:29,137 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:55:29,138 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:55:29,138 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:55:29,139 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:55:29,140 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:55:29,140 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:55:29,141 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:55:29,141 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:55:29,141 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:55:29,142 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:55:29,142 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:55:29,142 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:55:29,143 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:55:29,144 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:55:29,144 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:55:29,144 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:55:29,145 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_91c0fdc9-440b-487e-913a-fdac21aa4a52/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb9ebd7191292941d0aec0d028201faa00d28c37083b8685d3172a0ea02d5ecf [2023-11-19 04:55:29,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:55:29,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:55:29,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:55:29,553 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:55:29,554 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:55:29,555 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-51.i [2023-11-19 04:55:32,690 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:55:33,032 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:55:33,034 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-51.i [2023-11-19 04:55:33,046 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/data/4f7f6b1fb/b234ee3196a44e50bb557be880044a5f/FLAGd328c1dbf [2023-11-19 04:55:33,066 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/data/4f7f6b1fb/b234ee3196a44e50bb557be880044a5f [2023-11-19 04:55:33,076 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:55:33,079 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:55:33,081 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:55:33,081 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:55:33,086 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:55:33,087 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:55:33" (1/1) ... [2023-11-19 04:55:33,089 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@325419b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:33, skipping insertion in model container [2023-11-19 04:55:33,089 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:55:33" (1/1) ... [2023-11-19 04:55:33,137 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:55:33,322 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_91c0fdc9-440b-487e-913a-fdac21aa4a52/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-51.i[913,926] [2023-11-19 04:55:33,421 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:55:33,439 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:55:33,459 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-51.i[913,926] [2023-11-19 04:55:33,515 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:55:33,540 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:55:33,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:33 WrapperNode [2023-11-19 04:55:33,541 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:55:33,545 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:55:33,546 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:55:33,547 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:55:33,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:33" (1/1) ... [2023-11-19 04:55:33,581 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:33" (1/1) ... [2023-11-19 04:55:33,627 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 164 [2023-11-19 04:55:33,629 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:55:33,630 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:55:33,630 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:55:33,630 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:55:33,639 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:33" (1/1) ... [2023-11-19 04:55:33,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:33" (1/1) ... [2023-11-19 04:55:33,663 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:33" (1/1) ... [2023-11-19 04:55:33,663 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:33" (1/1) ... [2023-11-19 04:55:33,675 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:33" (1/1) ... [2023-11-19 04:55:33,692 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:33" (1/1) ... [2023-11-19 04:55:33,695 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:33" (1/1) ... [2023-11-19 04:55:33,708 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:33" (1/1) ... [2023-11-19 04:55:33,712 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:55:33,713 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:55:33,713 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:55:33,714 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:55:33,714 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:33" (1/1) ... [2023-11-19 04:55:33,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:55:33,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:55:33,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:55:33,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:55:33,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:55:33,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:55:33,804 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:55:33,805 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:55:33,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:55:33,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:55:33,910 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:55:33,913 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:55:41,068 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:55:41,076 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:55:41,076 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:55:41,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:55:41 BoogieIcfgContainer [2023-11-19 04:55:41,081 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:55:41,083 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:55:41,084 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:55:41,087 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:55:41,087 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:55:33" (1/3) ... [2023-11-19 04:55:41,088 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34bd67f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:55:41, skipping insertion in model container [2023-11-19 04:55:41,088 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:55:33" (2/3) ... [2023-11-19 04:55:41,088 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34bd67f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:55:41, skipping insertion in model container [2023-11-19 04:55:41,089 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:55:41" (3/3) ... [2023-11-19 04:55:41,090 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-51.i [2023-11-19 04:55:41,108 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:55:41,109 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:55:41,157 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:55:41,164 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;@3fbf78a7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:55:41,164 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:55:41,169 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 45 states have (on average 1.3777777777777778) internal successors, (62), 46 states have internal predecessors, (62), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-19 04:55:41,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-19 04:55:41,187 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:55:41,188 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:55:41,188 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:55:41,193 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:55:41,194 INFO L85 PathProgramCache]: Analyzing trace with hash -707649841, now seen corresponding path program 1 times [2023-11-19 04:55:41,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:55:41,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1259526449] [2023-11-19 04:55:41,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:55:41,210 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 04:55:41,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:55:41,215 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/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 04:55:41,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/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 04:55:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:55:42,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:55:42,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:55:43,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 887 proven. 48 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2023-11-19 04:55:43,948 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:55:44,179 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:55:44,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1259526449] [2023-11-19 04:55:44,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1259526449] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:55:44,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [668619272] [2023-11-19 04:55:44,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:55:44,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:55:44,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:55:44,217 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:55:44,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 04:55:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:55:44,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:55:44,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:55:44,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-19 04:55:44,926 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:55:44,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [668619272] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:55:44,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 04:55:44,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-11-19 04:55:44,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282043837] [2023-11-19 04:55:44,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:55:44,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:55:44,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:55:44,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:55:44,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-19 04:55:44,967 INFO L87 Difference]: Start difference. First operand has 78 states, 45 states have (on average 1.3777777777777778) internal successors, (62), 46 states have internal predecessors, (62), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 04:55:47,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:55:49,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:55:49,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:55:49,356 INFO L93 Difference]: Finished difference Result 194 states and 356 transitions. [2023-11-19 04:55:49,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:55:49,428 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 182 [2023-11-19 04:55:49,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:55:49,438 INFO L225 Difference]: With dead ends: 194 [2023-11-19 04:55:49,438 INFO L226 Difference]: Without dead ends: 119 [2023-11-19 04:55:49,441 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 374 GetRequests, 369 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-19 04:55:49,444 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 66 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-11-19 04:55:49,445 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 218 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 2 Unknown, 0 Unchecked, 4.3s Time] [2023-11-19 04:55:49,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2023-11-19 04:55:49,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 116. [2023-11-19 04:55:49,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 66 states have (on average 1.2878787878787878) internal successors, (85), 67 states have internal predecessors, (85), 47 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (47), 46 states have call predecessors, (47), 47 states have call successors, (47) [2023-11-19 04:55:49,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 179 transitions. [2023-11-19 04:55:49,507 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 179 transitions. Word has length 182 [2023-11-19 04:55:49,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:55:49,509 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 179 transitions. [2023-11-19 04:55:49,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 04:55:49,510 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 179 transitions. [2023-11-19 04:55:49,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-19 04:55:49,515 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:55:49,515 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:55:49,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/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 04:55:49,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-11-19 04:55:49,924 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 04:55:49,924 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:55:49,925 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:55:49,925 INFO L85 PathProgramCache]: Analyzing trace with hash 424474955, now seen corresponding path program 1 times [2023-11-19 04:55:49,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:55:49,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1259640197] [2023-11-19 04:55:49,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:55:49,927 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 04:55:49,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:55:49,929 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/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 04:55:49,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 04:55:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:55:50,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:55:50,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:55:52,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 887 proven. 48 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2023-11-19 04:55:52,435 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:55:52,613 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:55:52,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1259640197] [2023-11-19 04:55:52,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1259640197] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:55:52,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1816295379] [2023-11-19 04:55:52,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:55:52,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:55:52,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:55:52,616 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:55:52,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 04:55:54,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:55:54,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:55:54,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:55:55,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 887 proven. 48 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2023-11-19 04:55:55,972 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:55:56,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1816295379] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:55:56,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1076986847] [2023-11-19 04:55:56,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:55:56,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:55:56,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:55:56,115 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:55:56,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 04:55:56,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:55:56,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:55:56,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:55:58,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 887 proven. 48 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2023-11-19 04:55:58,143 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:55:58,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1076986847] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:55:58,244 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 04:55:58,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 5 [2023-11-19 04:55:58,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560768802] [2023-11-19 04:55:58,245 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 04:55:58,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:55:58,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:55:58,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:55:58,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 04:55:58,248 INFO L87 Difference]: Start difference. First operand 116 states and 179 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-19 04:56:01,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:56:03,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:56:05,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:56:05,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:56:05,881 INFO L93 Difference]: Finished difference Result 241 states and 365 transitions. [2023-11-19 04:56:05,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 04:56:05,956 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 183 [2023-11-19 04:56:05,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:56:05,961 INFO L225 Difference]: With dead ends: 241 [2023-11-19 04:56:05,961 INFO L226 Difference]: Without dead ends: 128 [2023-11-19 04:56:05,963 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 590 GetRequests, 582 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-19 04:56:05,965 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 56 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 10 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 168 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2023-11-19 04:56:05,966 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 168 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 162 Invalid, 3 Unknown, 0 Unchecked, 7.4s Time] [2023-11-19 04:56:05,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2023-11-19 04:56:05,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 124. [2023-11-19 04:56:05,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 72 states have (on average 1.2361111111111112) internal successors, (89), 73 states have internal predecessors, (89), 47 states have call successors, (47), 4 states have call predecessors, (47), 4 states have return successors, (47), 46 states have call predecessors, (47), 47 states have call successors, (47) [2023-11-19 04:56:05,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 183 transitions. [2023-11-19 04:56:05,994 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 183 transitions. Word has length 183 [2023-11-19 04:56:05,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:56:05,995 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 183 transitions. [2023-11-19 04:56:05,995 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-19 04:56:05,995 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 183 transitions. [2023-11-19 04:56:05,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-19 04:56:05,999 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:56:05,999 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:56:06,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-19 04:56:06,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-19 04:56:06,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-19 04:56:06,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/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 04:56:06,612 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:56:06,613 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:56:06,613 INFO L85 PathProgramCache]: Analyzing trace with hash -384871671, now seen corresponding path program 1 times [2023-11-19 04:56:06,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:56:06,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [530822656] [2023-11-19 04:56:06,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:06,614 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 04:56:06,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:56:06,616 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/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 04:56:06,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c0fdc9-440b-487e-913a-fdac21aa4a52/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 (7)] Waiting until timeout for monitored process [2023-11-19 04:56:07,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:56:07,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 04:56:07,621 INFO L285 TraceCheckSpWp]: Computing forward predicates...