./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-47.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje --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 a1d88446f30bc8217cd056fccb3507f2be3889c22289753db879810e36a789f9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:08:14,655 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:08:14,821 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 06:08:14,839 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:08:14,840 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:08:14,932 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:08:14,933 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:08:14,936 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:08:14,937 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:08:14,939 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:08:14,940 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:08:14,941 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:08:14,941 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:08:14,943 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:08:14,948 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:08:14,949 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:08:14,949 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:08:14,950 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:08:14,951 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:08:14,951 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:08:14,952 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:08:14,961 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:08:14,962 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:08:14,962 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:08:14,963 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:08:14,963 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:08:14,964 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:08:14,966 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:08:14,967 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:08:14,967 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:08:14,969 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:08:14,971 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:08:14,971 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:08:14,972 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:08:14,972 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:08:14,973 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:08:14,973 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:08:14,975 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:08:14,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:08:14,977 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:08:14,977 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:08:14,978 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:08:14,978 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:08:14,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:08:14,979 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:08:14,979 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:08:14,980 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:08:14,980 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_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1d88446f30bc8217cd056fccb3507f2be3889c22289753db879810e36a789f9 [2024-11-09 06:08:15,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:08:15,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:08:15,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:08:15,714 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:08:15,715 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:08:15,718 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-47.i Unable to find full path for "g++" [2024-11-09 06:08:18,691 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:08:19,099 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:08:19,103 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-47.i [2024-11-09 06:08:19,127 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/data/57b855d95/ec5cc8c6e8324e63a81b4feb6dc9f146/FLAG7bb19bd8f [2024-11-09 06:08:19,157 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/data/57b855d95/ec5cc8c6e8324e63a81b4feb6dc9f146 [2024-11-09 06:08:19,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:08:19,165 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:08:19,171 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:08:19,171 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:08:19,180 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:08:19,182 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:08:19" (1/1) ... [2024-11-09 06:08:19,184 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec0bec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:19, skipping insertion in model container [2024-11-09 06:08:19,184 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:08:19" (1/1) ... [2024-11-09 06:08:19,241 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:08:19,584 WARN L250 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_2e03ad27-b416-482e-86a9-5fd273124996/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-47.i[919,932] [2024-11-09 06:08:19,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:08:19,729 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:08:19,747 WARN L250 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_2e03ad27-b416-482e-86a9-5fd273124996/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-47.i[919,932] [2024-11-09 06:08:19,863 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:08:19,907 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:08:19,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:19 WrapperNode [2024-11-09 06:08:19,909 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:08:19,911 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:08:19,912 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:08:19,912 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:08:19,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:19" (1/1) ... [2024-11-09 06:08:19,953 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:19" (1/1) ... [2024-11-09 06:08:20,057 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 199 [2024-11-09 06:08:20,058 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:08:20,059 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:08:20,061 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:08:20,061 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:08:20,079 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:19" (1/1) ... [2024-11-09 06:08:20,080 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:19" (1/1) ... [2024-11-09 06:08:20,095 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:19" (1/1) ... [2024-11-09 06:08:20,099 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:19" (1/1) ... [2024-11-09 06:08:20,124 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:19" (1/1) ... [2024-11-09 06:08:20,133 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:19" (1/1) ... [2024-11-09 06:08:20,137 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:19" (1/1) ... [2024-11-09 06:08:20,142 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:19" (1/1) ... [2024-11-09 06:08:20,150 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:08:20,153 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:08:20,153 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:08:20,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:08:20,156 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:19" (1/1) ... [2024-11-09 06:08:20,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:08:20,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:08:20,234 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:08:20,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:08:20,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:08:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:08:20,297 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:08:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:08:20,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:08:20,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:08:20,456 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:08:20,460 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:08:21,409 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-09 06:08:21,410 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:08:22,208 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:08:22,209 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 06:08:22,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:08:22 BoogieIcfgContainer [2024-11-09 06:08:22,210 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:08:22,215 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:08:22,215 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:08:22,222 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:08:22,222 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:08:19" (1/3) ... [2024-11-09 06:08:22,224 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77de00f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:08:22, skipping insertion in model container [2024-11-09 06:08:22,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:19" (2/3) ... [2024-11-09 06:08:22,225 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77de00f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:08:22, skipping insertion in model container [2024-11-09 06:08:22,226 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:08:22" (3/3) ... [2024-11-09 06:08:22,228 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-47.i [2024-11-09 06:08:22,268 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:08:22,269 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:08:22,435 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:08:22,455 INFO L333 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, 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;@13070c4a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:08:22,455 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:08:22,464 INFO L276 IsEmpty]: Start isEmpty. Operand has 42 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-09 06:08:22,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-09 06:08:22,488 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:08:22,489 INFO L215 NwaCegarLoop]: trace histogram [21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:08:22,490 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:08:22,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:08:22,505 INFO L85 PathProgramCache]: Analyzing trace with hash 755138704, now seen corresponding path program 1 times [2024-11-09 06:08:22,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:08:22,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216650791] [2024-11-09 06:08:22,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:08:22,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:08:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 06:08:23,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [412296331] [2024-11-09 06:08:23,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:08:23,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:08:23,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:08:23,896 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:08:23,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 06:08:24,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:08:24,709 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 06:08:25,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:08:25,247 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 06:08:25,252 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 06:08:25,255 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 06:08:25,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 06:08:25,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 06:08:25,471 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 06:08:25,650 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 06:08:25,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 06:08:25 BoogieIcfgContainer [2024-11-09 06:08:25,663 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 06:08:25,664 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 06:08:25,665 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 06:08:25,665 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 06:08:25,667 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:08:22" (3/4) ... [2024-11-09 06:08:25,675 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 06:08:25,678 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 06:08:25,681 INFO L158 Benchmark]: Toolchain (without parser) took 6514.91ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 99.8MB in the beginning and 104.7MB in the end (delta: -4.9MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2024-11-09 06:08:25,682 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 104.9MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:08:25,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 739.38ms. Allocated memory is still 138.4MB. Free memory was 99.4MB in the beginning and 98.3MB in the end (delta: 1.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 06:08:25,687 INFO L158 Benchmark]: Boogie Procedure Inliner took 146.86ms. Allocated memory is still 138.4MB. Free memory was 98.3MB in the beginning and 93.7MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 06:08:25,689 INFO L158 Benchmark]: Boogie Preprocessor took 91.90ms. Allocated memory is still 138.4MB. Free memory was 93.7MB in the beginning and 91.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 06:08:25,691 INFO L158 Benchmark]: RCFGBuilder took 2057.76ms. Allocated memory is still 138.4MB. Free memory was 91.2MB in the beginning and 91.4MB in the end (delta: -227.4kB). Peak memory consumption was 61.4MB. Max. memory is 16.1GB. [2024-11-09 06:08:25,692 INFO L158 Benchmark]: TraceAbstraction took 3448.58ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 90.8MB in the beginning and 104.7MB in the end (delta: -13.9MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2024-11-09 06:08:25,693 INFO L158 Benchmark]: Witness Printer took 14.29ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:08:25,703 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 104.9MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 739.38ms. Allocated memory is still 138.4MB. Free memory was 99.4MB in the beginning and 98.3MB in the end (delta: 1.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 146.86ms. Allocated memory is still 138.4MB. Free memory was 98.3MB in the beginning and 93.7MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.90ms. Allocated memory is still 138.4MB. Free memory was 93.7MB in the beginning and 91.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2057.76ms. Allocated memory is still 138.4MB. Free memory was 91.2MB in the beginning and 91.4MB in the end (delta: -227.4kB). Peak memory consumption was 61.4MB. Max. memory is 16.1GB. * TraceAbstraction took 3448.58ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 90.8MB in the beginning and 104.7MB in the end (delta: -13.9MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Witness Printer took 14.29ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. 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 74, overapproximation of someBinaryFLOATComparisonOperation at line 69, overapproximation of bitwiseOr at line 84. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 8; [L23] double var_1_3 = 0.875; [L24] unsigned short int var_1_4 = 49926; [L25] unsigned short int var_1_5 = 500; [L26] unsigned short int var_1_6 = 10; [L27] unsigned char var_1_8 = 64; [L28] unsigned short int var_1_9 = 5; [L29] unsigned char var_1_11 = 10; [L30] float var_1_12 = 0.19999999999999996; [L31] float var_1_13 = 9.2; [L32] float var_1_14 = 5.8; [L33] float var_1_15 = 31.25; [L34] unsigned char var_1_16 = 1; [L35] unsigned char var_1_17 = 0; [L36] unsigned char var_1_18 = 0; [L37] unsigned char var_1_19 = 1; [L38] unsigned short int var_1_20 = 256; [L39] unsigned short int var_1_21 = 23544; [L40] unsigned long int var_1_22 = 64; [L41] unsigned char last_1_var_1_8 = 64; [L42] unsigned char last_1_var_1_19 = 1; [L43] unsigned short int last_1_var_1_20 = 256; [L44] unsigned long int last_1_var_1_22 = 64; [L134] isInitial = 1 [L135] FCALL initially() [L136] COND TRUE 1 [L137] CALL updateLastVariables() [L124] last_1_var_1_8 = var_1_8 [L125] last_1_var_1_19 = var_1_19 [L126] last_1_var_1_20 = var_1_20 [L127] last_1_var_1_22 = var_1_22 [L137] RET updateLastVariables() [L138] CALL updateVariables() [L89] var_1_3 = __VERIFIER_nondet_double() [L90] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L91] CALL assume_abort_if_not(var_1_3 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_3 != 0.0F) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L92] var_1_4 = __VERIFIER_nondet_ushort() [L93] CALL assume_abort_if_not(var_1_4 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_4 >= 49150) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L94] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L95] var_1_5 = __VERIFIER_nondet_ushort() [L96] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_6=10, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_6=10, var_1_8=64, var_1_9=5] [L97] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=10, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=10, var_1_8=64, var_1_9=5] [L98] var_1_6 = __VERIFIER_nondet_ushort() [L99] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_8=64, var_1_9=5] [L100] CALL assume_abort_if_not(var_1_6 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_6 <= 32767) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=5] [L101] var_1_9 = __VERIFIER_nondet_ushort() [L102] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64] [L103] CALL assume_abort_if_not(var_1_9 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_9 <= 32767) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L104] var_1_11 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L106] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L107] var_1_13 = __VERIFIER_nondet_float() [L108] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L109] var_1_14 = __VERIFIER_nondet_float() [L110] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L111] var_1_15 = __VERIFIER_nondet_float() [L112] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L113] var_1_17 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L115] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L116] var_1_18 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L118] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=256, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=256, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L119] var_1_21 = __VERIFIER_nondet_ushort() [L120] CALL assume_abort_if_not(var_1_21 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=256, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_21 >= 16383) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=256, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L121] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=256, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=256, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L138] RET updateVariables() [L139] CALL step() [L48] COND TRUE (last_1_var_1_8 + last_1_var_1_20) > (((((last_1_var_1_8) < 0 ) ? -(last_1_var_1_8) : (last_1_var_1_8))) + last_1_var_1_22) [L49] var_1_16 = (last_1_var_1_19 || var_1_17) [L53] COND FALSE !(var_1_5 >= (32796 - ((((var_1_6) < (var_1_9)) ? (var_1_6) : (var_1_9))))) [L58] COND TRUE var_1_8 <= var_1_4 [L59] COND TRUE \read(var_1_16) [L60] var_1_20 = (var_1_4 - ((((var_1_21 - var_1_8) < 0 ) ? -(var_1_21 - var_1_8) : (var_1_21 - var_1_8)))) [L67] COND TRUE \read(var_1_16) [L68] COND FALSE !((var_1_8 * var_1_8) < var_1_11) [L74] COND FALSE !(var_1_12 >= (1.3 / var_1_3)) [L77] var_1_1 = ((((var_1_8) < (var_1_4)) ? (var_1_8) : (var_1_4))) [L79] COND TRUE \read(var_1_16) [L80] COND TRUE (var_1_1 < 64) || var_1_16 [L81] var_1_19 = var_1_17 [L84] EXPR 2 ^ var_1_20 [L84] EXPR (((var_1_4 * var_1_8)) > ((2 ^ var_1_20))) ? ((var_1_4 * var_1_8)) : ((2 ^ var_1_20)) [L84] COND FALSE !(var_1_1 >= (((((var_1_4 * var_1_8)) > ((2 ^ var_1_20))) ? ((var_1_4 * var_1_8)) : ((2 ^ var_1_20))))) [L139] RET step() [L140] CALL, EXPR property() [L130] EXPR (((((((var_1_12 >= (1.3 / var_1_3)) ? (var_1_1 == ((unsigned short int) ((var_1_4 - var_1_8) - var_1_8))) : (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_4)) ? (var_1_8) : (var_1_4)))))) && ((var_1_5 >= (32796 - ((((var_1_6) < (var_1_9)) ? (var_1_6) : (var_1_9))))) ? (last_1_var_1_19 ? (var_1_8 == ((unsigned char) var_1_11)) : 1) : 1)) && (var_1_16 ? (((var_1_8 * var_1_8) < var_1_11) ? (var_1_12 == ((float) ((((((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) > (var_1_15)) ? (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) : (var_1_15))))) : 1) : (var_1_12 == ((float) var_1_14)))) && (((last_1_var_1_8 + last_1_var_1_20) > (((((last_1_var_1_8) < 0 ) ? -(last_1_var_1_8) : (last_1_var_1_8))) + last_1_var_1_22)) ? (var_1_16 == ((unsigned char) (last_1_var_1_19 || var_1_17))) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_16 ? (((var_1_1 < 64) || var_1_16) ? (var_1_19 == ((unsigned char) var_1_17)) : 1) : 1)) && ((var_1_8 <= var_1_4) ? (var_1_16 ? (var_1_20 == ((unsigned short int) (var_1_4 - ((((var_1_21 - var_1_8) < 0 ) ? -(var_1_21 - var_1_8) : (var_1_21 - var_1_8)))))) : (var_1_20 == ((unsigned short int) 16))) : (var_1_20 == ((unsigned short int) (var_1_4 - var_1_8))))) && ((var_1_1 >= (((((var_1_4 * var_1_8)) > ((2 ^ var_1_20))) ? ((var_1_4 * var_1_8)) : ((2 ^ var_1_20))))) ? (var_1_22 == ((unsigned long int) var_1_1)) : 1) [L130-L131] return (((((((var_1_12 >= (1.3 / var_1_3)) ? (var_1_1 == ((unsigned short int) ((var_1_4 - var_1_8) - var_1_8))) : (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_4)) ? (var_1_8) : (var_1_4)))))) && ((var_1_5 >= (32796 - ((((var_1_6) < (var_1_9)) ? (var_1_6) : (var_1_9))))) ? (last_1_var_1_19 ? (var_1_8 == ((unsigned char) var_1_11)) : 1) : 1)) && (var_1_16 ? (((var_1_8 * var_1_8) < var_1_11) ? (var_1_12 == ((float) ((((((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) > (var_1_15)) ? (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) : (var_1_15))))) : 1) : (var_1_12 == ((float) var_1_14)))) && (((last_1_var_1_8 + last_1_var_1_20) > (((((last_1_var_1_8) < 0 ) ? -(last_1_var_1_8) : (last_1_var_1_8))) + last_1_var_1_22)) ? (var_1_16 == ((unsigned char) (last_1_var_1_19 || var_1_17))) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_16 ? (((var_1_1 < 64) || var_1_16) ? (var_1_19 == ((unsigned char) var_1_17)) : 1) : 1)) && ((var_1_8 <= var_1_4) ? (var_1_16 ? (var_1_20 == ((unsigned short int) (var_1_4 - ((((var_1_21 - var_1_8) < 0 ) ? -(var_1_21 - var_1_8) : (var_1_21 - var_1_8)))))) : (var_1_20 == ((unsigned short int) 16))) : (var_1_20 == ((unsigned short int) (var_1_4 - var_1_8))))) && ((var_1_1 >= (((((var_1_4 * var_1_8)) > ((2 ^ var_1_20))) ? ((var_1_4 * var_1_8)) : ((2 ^ var_1_20))))) ? (var_1_22 == ((unsigned long int) var_1_1)) : 1) ; [L140] RET, EXPR property() [L140] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=256, var_1_19=1, var_1_1=64, var_1_20=49215, var_1_21=16383, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] [L19] reach_error() VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=512, var_1_12=4999999999999999/25000000000000000, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=256, var_1_19=1, var_1_1=64, var_1_20=49215, var_1_21=16383, var_1_22=64, var_1_4=131070, var_1_5=81918, var_1_6=-49123, var_1_8=64, var_1_9=-49123] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 42 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 1, TraceHistogramMax: 21, 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=42occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 158 NumberOfCodeBlocks, 158 NumberOfCodeBlocksAsserted, 2 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 [2024-11-09 06:08:25,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/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_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje --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 a1d88446f30bc8217cd056fccb3507f2be3889c22289753db879810e36a789f9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:08:30,377 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:08:30,503 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 06:08:30,510 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:08:30,511 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:08:30,567 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:08:30,571 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:08:30,572 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:08:30,574 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:08:30,575 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:08:30,576 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:08:30,577 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:08:30,578 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:08:30,582 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:08:30,583 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:08:30,583 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:08:30,589 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:08:30,590 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:08:30,590 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:08:30,591 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:08:30,591 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:08:30,593 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:08:30,593 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:08:30,594 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:08:30,595 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 06:08:30,595 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 06:08:30,596 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:08:30,596 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 06:08:30,597 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:08:30,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:08:30,598 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:08:30,599 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:08:30,599 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 06:08:30,600 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:08:30,600 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:08:30,601 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:08:30,602 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:08:30,602 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:08:30,603 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:08:30,603 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 06:08:30,604 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 06:08:30,605 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:08:30,605 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:08:30,605 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1d88446f30bc8217cd056fccb3507f2be3889c22289753db879810e36a789f9 [2024-11-09 06:08:31,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:08:31,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:08:31,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:08:31,272 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:08:31,273 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:08:31,276 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-47.i Unable to find full path for "g++" [2024-11-09 06:08:34,121 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:08:34,474 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:08:34,474 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-47.i [2024-11-09 06:08:34,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/data/440874091/e7b0e7a99dc945e58840c7726c6f8efd/FLAGf22e4abad [2024-11-09 06:08:34,702 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/data/440874091/e7b0e7a99dc945e58840c7726c6f8efd [2024-11-09 06:08:34,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:08:34,709 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:08:34,711 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:08:34,711 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:08:34,720 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:08:34,721 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:08:34" (1/1) ... [2024-11-09 06:08:34,722 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2085491f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:34, skipping insertion in model container [2024-11-09 06:08:34,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:08:34" (1/1) ... [2024-11-09 06:08:34,775 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:08:35,067 WARN L250 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_2e03ad27-b416-482e-86a9-5fd273124996/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-47.i[919,932] [2024-11-09 06:08:35,171 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:08:35,192 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:08:35,208 WARN L250 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_2e03ad27-b416-482e-86a9-5fd273124996/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-47.i[919,932] [2024-11-09 06:08:35,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:08:35,299 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:08:35,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:35 WrapperNode [2024-11-09 06:08:35,300 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:08:35,302 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:08:35,302 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:08:35,306 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:08:35,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:35" (1/1) ... [2024-11-09 06:08:35,353 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:35" (1/1) ... [2024-11-09 06:08:35,407 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 140 [2024-11-09 06:08:35,408 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:08:35,409 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:08:35,409 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:08:35,410 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:08:35,430 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:35" (1/1) ... [2024-11-09 06:08:35,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:35" (1/1) ... [2024-11-09 06:08:35,436 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:35" (1/1) ... [2024-11-09 06:08:35,437 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:35" (1/1) ... [2024-11-09 06:08:35,457 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:35" (1/1) ... [2024-11-09 06:08:35,470 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:35" (1/1) ... [2024-11-09 06:08:35,473 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:35" (1/1) ... [2024-11-09 06:08:35,480 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:35" (1/1) ... [2024-11-09 06:08:35,488 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:08:35,493 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:08:35,493 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:08:35,493 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:08:35,495 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:35" (1/1) ... [2024-11-09 06:08:35,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:08:35,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:08:35,554 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:08:35,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:08:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:08:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 06:08:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:08:35,599 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:08:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:08:35,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:08:35,709 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:08:35,712 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:08:42,519 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-09 06:08:42,519 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:08:42,537 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:08:42,538 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 06:08:42,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:08:42 BoogieIcfgContainer [2024-11-09 06:08:42,539 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:08:42,541 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:08:42,541 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:08:42,545 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:08:42,546 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:08:34" (1/3) ... [2024-11-09 06:08:42,547 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73af7c34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:08:42, skipping insertion in model container [2024-11-09 06:08:42,547 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:08:35" (2/3) ... [2024-11-09 06:08:42,548 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73af7c34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:08:42, skipping insertion in model container [2024-11-09 06:08:42,548 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:08:42" (3/3) ... [2024-11-09 06:08:42,550 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-47.i [2024-11-09 06:08:42,582 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:08:42,583 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:08:42,680 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:08:42,689 INFO L333 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, 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;@51f49c49, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:08:42,689 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:08:42,695 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 39 states have (on average 1.4102564102564104) internal successors, (55), 40 states have internal predecessors, (55), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-09 06:08:42,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-09 06:08:42,723 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:08:42,724 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:08:42,725 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:08:42,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:08:42,736 INFO L85 PathProgramCache]: Analyzing trace with hash -1895221055, now seen corresponding path program 1 times [2024-11-09 06:08:42,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:08:42,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1048884314] [2024-11-09 06:08:42,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:08:42,761 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 [2024-11-09 06:08:42,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:08:42,764 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:08:42,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:08:44,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:08:44,046 INFO L255 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 06:08:44,067 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:08:44,126 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2024-11-09 06:08:44,126 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:08:44,127 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:08:44,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1048884314] [2024-11-09 06:08:44,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1048884314] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:08:44,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:08:44,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:08:44,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038600552] [2024-11-09 06:08:44,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:08:44,138 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 06:08:44,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:08:44,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 06:08:44,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 06:08:44,171 INFO L87 Difference]: Start difference. First operand has 63 states, 39 states have (on average 1.4102564102564104) internal successors, (55), 40 states have internal predecessors, (55), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-09 06:08:44,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:08:44,225 INFO L93 Difference]: Finished difference Result 119 states and 209 transitions. [2024-11-09 06:08:44,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 06:08:44,231 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 133 [2024-11-09 06:08:44,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:08:44,245 INFO L225 Difference]: With dead ends: 119 [2024-11-09 06:08:44,245 INFO L226 Difference]: Without dead ends: 59 [2024-11-09 06:08:44,251 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 06:08:44,255 INFO L432 NwaCegarLoop]: 90 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:08:44,257 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:08:44,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-11-09 06:08:44,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2024-11-09 06:08:44,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 36 states have (on average 1.3333333333333333) internal successors, (48), 36 states have internal predecessors, (48), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-09 06:08:44,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 90 transitions. [2024-11-09 06:08:44,337 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 90 transitions. Word has length 133 [2024-11-09 06:08:44,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:08:44,339 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 90 transitions. [2024-11-09 06:08:44,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-09 06:08:44,341 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-09 06:08:44,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-09 06:08:44,346 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:08:44,347 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:08:44,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-09 06:08:44,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:08:44,548 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:08:44,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:08:44,549 INFO L85 PathProgramCache]: Analyzing trace with hash 988197307, now seen corresponding path program 1 times [2024-11-09 06:08:44,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:08:44,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1221956059] [2024-11-09 06:08:44,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:08:44,550 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 [2024-11-09 06:08:44,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:08:44,555 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:08:44,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-09 06:08:45,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:08:45,878 INFO L255 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:08:45,886 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:08:48,195 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 168 proven. 54 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2024-11-09 06:08:48,196 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:08:48,466 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:08:48,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1221956059] [2024-11-09 06:08:48,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1221956059] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:08:48,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1661064837] [2024-11-09 06:08:48,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:08:48,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:08:48,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:08:48,472 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:08:48,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 06:08:50,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:08:50,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:08:50,797 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:08:53,400 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-09 06:08:53,401 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:08:53,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1661064837] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:08:53,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 06:08:53,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2024-11-09 06:08:53,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796486402] [2024-11-09 06:08:53,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:08:53,405 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 06:08:53,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:08:53,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 06:08:53,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-09 06:08:53,407 INFO L87 Difference]: Start difference. First operand 59 states and 90 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-09 06:08:56,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:08:58,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:09:00,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:09:02,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:09:04,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:09:06,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:09:08,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:09:11,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:09:13,308 WARN L539 Checker$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 [] [2024-11-09 06:09:15,314 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 [] [2024-11-09 06:09:15,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:09:15,438 INFO L93 Difference]: Finished difference Result 275 states and 421 transitions. [2024-11-09 06:09:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 06:09:15,440 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 133 [2024-11-09 06:09:15,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:09:15,448 INFO L225 Difference]: With dead ends: 275 [2024-11-09 06:09:15,448 INFO L226 Difference]: Without dead ends: 219 [2024-11-09 06:09:15,450 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 280 GetRequests, 270 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-11-09 06:09:15,452 INFO L432 NwaCegarLoop]: 94 mSDtfsCounter, 215 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 133 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.6s IncrementalHoareTripleChecker+Time [2024-11-09 06:09:15,453 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 460 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 30 Invalid, 10 Unknown, 0 Unchecked, 21.6s Time] [2024-11-09 06:09:15,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2024-11-09 06:09:15,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 122. [2024-11-09 06:09:15,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 77 states have (on average 1.3506493506493507) internal successors, (104), 77 states have internal predecessors, (104), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-09 06:09:15,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 188 transitions. [2024-11-09 06:09:15,506 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 188 transitions. Word has length 133 [2024-11-09 06:09:15,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:09:15,508 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 188 transitions. [2024-11-09 06:09:15,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-09 06:09:15,509 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 188 transitions. [2024-11-09 06:09:15,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-09 06:09:15,512 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:09:15,512 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:09:15,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 06:09:15,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-09 06:09:15,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:09:15,914 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:09:15,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:09:15,916 INFO L85 PathProgramCache]: Analyzing trace with hash 1689261885, now seen corresponding path program 1 times [2024-11-09 06:09:15,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:09:15,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1353559379] [2024-11-09 06:09:15,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:09:15,918 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 [2024-11-09 06:09:15,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:09:15,920 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:09:15,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-09 06:09:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:09:17,314 INFO L255 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 06:09:17,322 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:09:26,835 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-09 06:09:26,835 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:09:26,836 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:09:26,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1353559379] [2024-11-09 06:09:26,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1353559379] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:09:26,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:09:26,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:09:26,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169804909] [2024-11-09 06:09:26,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:09:26,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 06:09:26,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:09:26,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 06:09:26,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 06:09:26,843 INFO L87 Difference]: Start difference. First operand 122 states and 188 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-09 06:09:29,547 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 [] [2024-11-09 06:09:31,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:09:34,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:09:36,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:09:38,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:09:40,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:09:43,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:09:45,118 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 [] [2024-11-09 06:09:45,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:09:45,118 INFO L93 Difference]: Finished difference Result 237 states and 361 transitions. [2024-11-09 06:09:45,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 06:09:45,228 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 133 [2024-11-09 06:09:45,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:09:45,230 INFO L225 Difference]: With dead ends: 237 [2024-11-09 06:09:45,231 INFO L226 Difference]: Without dead ends: 118 [2024-11-09 06:09:45,233 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:09:45,234 INFO L432 NwaCegarLoop]: 85 mSDtfsCounter, 48 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 43 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:09:45,235 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 242 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 18 Invalid, 8 Unknown, 0 Unchecked, 18.1s Time] [2024-11-09 06:09:45,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2024-11-09 06:09:45,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 108. [2024-11-09 06:09:45,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 63 states have (on average 1.253968253968254) internal successors, (79), 63 states have internal predecessors, (79), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-09 06:09:45,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 163 transitions. [2024-11-09 06:09:45,275 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 163 transitions. Word has length 133 [2024-11-09 06:09:45,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:09:45,276 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 163 transitions. [2024-11-09 06:09:45,276 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-09 06:09:45,277 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 163 transitions. [2024-11-09 06:09:45,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-09 06:09:45,279 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:09:45,280 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:09:45,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-09 06:09:45,480 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:09:45,481 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:09:45,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:09:45,482 INFO L85 PathProgramCache]: Analyzing trace with hash -1711512187, now seen corresponding path program 1 times [2024-11-09 06:09:45,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:09:45,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [27018616] [2024-11-09 06:09:45,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:09:45,483 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 [2024-11-09 06:09:45,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:09:45,487 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:09:45,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-09 06:09:46,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:09:46,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:09:46,631 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:09:48,403 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 168 proven. 54 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2024-11-09 06:09:48,403 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:09:48,631 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:09:48,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [27018616] [2024-11-09 06:09:48,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [27018616] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:09:48,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [806002542] [2024-11-09 06:09:48,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:09:48,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:09:48,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:09:48,634 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:09:48,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 06:09:50,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:09:50,776 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 06:09:50,779 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:09:52,808 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-09 06:09:52,808 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:09:52,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [806002542] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:09:52,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 06:09:52,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2024-11-09 06:09:52,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970578523] [2024-11-09 06:09:52,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:09:52,810 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:09:52,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:09:52,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:09:52,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-09 06:09:52,812 INFO L87 Difference]: Start difference. First operand 108 states and 163 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-09 06:09:55,115 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 [] [2024-11-09 06:09:57,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:09:59,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:10:01,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:10:04,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:10:06,554 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 [] [2024-11-09 06:10:06,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:10:06,643 INFO L93 Difference]: Finished difference Result 230 states and 351 transitions. [2024-11-09 06:10:06,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:10:06,644 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 135 [2024-11-09 06:10:06,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:10:06,647 INFO L225 Difference]: With dead ends: 230 [2024-11-09 06:10:06,648 INFO L226 Difference]: Without dead ends: 171 [2024-11-09 06:10:06,649 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 283 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-09 06:10:06,650 INFO L432 NwaCegarLoop]: 83 mSDtfsCounter, 22 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2024-11-09 06:10:06,651 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 158 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 6 Unknown, 0 Unchecked, 13.8s Time] [2024-11-09 06:10:06,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2024-11-09 06:10:06,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 169. [2024-11-09 06:10:06,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 102 states have (on average 1.2843137254901962) internal successors, (131), 102 states have internal predecessors, (131), 63 states have call successors, (63), 3 states have call predecessors, (63), 3 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-09 06:10:06,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 257 transitions. [2024-11-09 06:10:06,688 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 257 transitions. Word has length 135 [2024-11-09 06:10:06,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:10:06,689 INFO L471 AbstractCegarLoop]: Abstraction has 169 states and 257 transitions. [2024-11-09 06:10:06,689 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-09 06:10:06,689 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 257 transitions. [2024-11-09 06:10:06,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-09 06:10:06,692 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:10:06,692 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:10:06,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-09 06:10:06,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-09 06:10:07,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 06:10:07,093 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:10:07,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:10:07,094 INFO L85 PathProgramCache]: Analyzing trace with hash -1031453817, now seen corresponding path program 1 times [2024-11-09 06:10:07,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:10:07,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1460419710] [2024-11-09 06:10:07,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:10:07,095 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 [2024-11-09 06:10:07,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:10:07,099 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:10:07,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/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 (8)] Waiting until timeout for monitored process [2024-11-09 06:10:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:10:08,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:10:08,194 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:10:09,832 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 168 proven. 54 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2024-11-09 06:10:09,833 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:10:10,060 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:10:10,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1460419710] [2024-11-09 06:10:10,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1460419710] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:10:10,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1423372464] [2024-11-09 06:10:10,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:10:10,061 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:10:10,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:10:10,065 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:10:10,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 06:10:12,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:10:12,120 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 06:10:12,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:10:13,650 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 168 proven. 54 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2024-11-09 06:10:13,650 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:10:13,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1423372464] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:10:13,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1553524858] [2024-11-09 06:10:13,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:10:13,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:10:13,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:10:13,766 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:10:13,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-09 06:10:14,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:10:14,379 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:10:14,381 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:10:15,864 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 168 proven. 54 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2024-11-09 06:10:15,864 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:10:15,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1553524858] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:10:15,970 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 06:10:15,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 5 [2024-11-09 06:10:15,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011354943] [2024-11-09 06:10:15,971 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 06:10:15,972 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 06:10:15,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:10:15,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 06:10:15,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:10:15,973 INFO L87 Difference]: Start difference. First operand 169 states and 257 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-09 06:10:19,323 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 [] [2024-11-09 06:10:21,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:10:23,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:10:25,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:10:27,599 WARN L539 Checker$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 [] [2024-11-09 06:10:29,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:10:31,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:10:33,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:10:35,941 WARN L539 Checker$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 [] [2024-11-09 06:10:35,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:10:35,952 INFO L93 Difference]: Finished difference Result 307 states and 457 transitions. [2024-11-09 06:10:36,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 06:10:36,029 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 135 [2024-11-09 06:10:36,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:10:36,032 INFO L225 Difference]: With dead ends: 307 [2024-11-09 06:10:36,033 INFO L226 Difference]: Without dead ends: 187 [2024-11-09 06:10:36,034 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 451 GetRequests, 444 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-09 06:10:36,035 INFO L432 NwaCegarLoop]: 60 mSDtfsCounter, 32 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 6 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.8s IncrementalHoareTripleChecker+Time [2024-11-09 06:10:36,036 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 137 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 121 Invalid, 9 Unknown, 0 Unchecked, 19.8s Time] [2024-11-09 06:10:36,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2024-11-09 06:10:36,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 181. [2024-11-09 06:10:36,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 111 states have (on average 1.2252252252252251) internal successors, (136), 111 states have internal predecessors, (136), 63 states have call successors, (63), 6 states have call predecessors, (63), 6 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-09 06:10:36,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 262 transitions. [2024-11-09 06:10:36,083 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 262 transitions. Word has length 135 [2024-11-09 06:10:36,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:10:36,084 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 262 transitions. [2024-11-09 06:10:36,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-09 06:10:36,085 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 262 transitions. [2024-11-09 06:10:36,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-09 06:10:36,087 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:10:36,088 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:10:36,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-09 06:10:36,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-09 06:10:36,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/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 (8)] Forceful destruction successful, exit code 0 [2024-11-09 06:10:36,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 06:10:36,689 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:10:36,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:10:36,690 INFO L85 PathProgramCache]: Analyzing trace with hash 543246941, now seen corresponding path program 1 times [2024-11-09 06:10:36,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:10:36,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [449341408] [2024-11-09 06:10:36,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:10:36,690 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 [2024-11-09 06:10:36,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:10:36,692 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 06:10:36,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e03ad27-b416-482e-86a9-5fd273124996/bin/utaipan-verify-YMUCfTKeje/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 (11)] Waiting until timeout for monitored process [2024-11-09 06:10:37,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:10:37,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 06:10:37,952 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:12:11,952 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ zero_extend 16) c_~var_1_6~0)) (.cse7 ((_ zero_extend 16) c_~var_1_9~0))) (let ((.cse0 ((_ zero_extend 16) c_~var_1_5~0)) (.cse2 (bvslt .cse1 .cse7)) (.cse4 ((_ zero_extend 16) c_~var_1_4~0))) (and (= (_ bv64 8) c_~last_1_var_1_8~0) (= (_ bv256 16) c_~last_1_var_1_20~0) (= c_~last_1_var_1_22~0 (_ bv64 32)) (= (_ bv64 8) c_~var_1_8~0) (= (_ bv1 8) c_~var_1_16~0) (or (not (bvsge .cse0 (bvadd (bvneg .cse1) (_ bv32796 32)))) (not .cse2)) (let ((.cse6 (bvadd ((_ zero_extend 16) c_~var_1_21~0) (_ bv4294967232 32)))) (let ((.cse3 (bvneg .cse6)) (.cse5 (bvslt .cse6 (_ bv0 32)))) (or (and (= ((_ extract 15 0) (bvadd .cse3 .cse4)) c_~var_1_20~0) (not .cse5)) (and (= ((_ extract 15 0) (bvadd .cse4 (bvneg .cse3))) c_~var_1_20~0) .cse5)))) (or (not (bvsge .cse0 (bvadd (_ bv32796 32) (bvneg .cse7)))) .cse2) (bvsge .cse4 (_ bv49150 32)) (= c_~last_1_var_1_19~0 (_ bv1 8)) (= (_ bv64 32) c_~var_1_22~0) (= c_~var_1_1~0 ((_ extract 15 0) (bvadd .cse4 (_ bv4294967168 32)))) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0) (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 13.0 10.0)) c_~var_1_3~0))))) is different from false [2024-11-09 06:12:14,044 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ zero_extend 16) c_~var_1_6~0)) (.cse7 ((_ zero_extend 16) c_~var_1_9~0))) (let ((.cse0 ((_ zero_extend 16) c_~var_1_5~0)) (.cse2 (bvslt .cse1 .cse7)) (.cse4 ((_ zero_extend 16) c_~var_1_4~0))) (and (= (_ bv64 8) c_~last_1_var_1_8~0) (= (_ bv256 16) c_~last_1_var_1_20~0) (= c_~last_1_var_1_22~0 (_ bv64 32)) (= (_ bv64 8) c_~var_1_8~0) (= (_ bv1 8) c_~var_1_16~0) (or (not (bvsge .cse0 (bvadd (bvneg .cse1) (_ bv32796 32)))) (not .cse2)) (let ((.cse6 (bvadd ((_ zero_extend 16) c_~var_1_21~0) (_ bv4294967232 32)))) (let ((.cse3 (bvneg .cse6)) (.cse5 (bvslt .cse6 (_ bv0 32)))) (or (and (= ((_ extract 15 0) (bvadd .cse3 .cse4)) c_~var_1_20~0) (not .cse5)) (and (= ((_ extract 15 0) (bvadd .cse4 (bvneg .cse3))) c_~var_1_20~0) .cse5)))) (or (not (bvsge .cse0 (bvadd (_ bv32796 32) (bvneg .cse7)))) .cse2) (bvsge .cse4 (_ bv49150 32)) (= c_~last_1_var_1_19~0 (_ bv1 8)) (= (_ bv64 32) c_~var_1_22~0) (= c_~var_1_1~0 ((_ extract 15 0) (bvadd .cse4 (_ bv4294967168 32)))) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0) (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 13.0 10.0)) c_~var_1_3~0))))) is different from true [2024-11-09 06:14:53,324 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ zero_extend 16) c_~var_1_6~0)) (.cse7 ((_ zero_extend 16) c_~var_1_9~0))) (let ((.cse0 ((_ zero_extend 16) c_~var_1_5~0)) (.cse2 (bvslt .cse1 .cse7)) (.cse4 ((_ zero_extend 16) c_~var_1_4~0))) (and (= (_ bv64 8) c_~last_1_var_1_8~0) (= (_ bv256 16) c_~last_1_var_1_20~0) (= c_~last_1_var_1_22~0 (_ bv64 32)) (= (_ bv64 8) c_~var_1_8~0) (= (_ bv1 8) c_~var_1_16~0) (or (not (bvsge .cse0 (bvadd (bvneg .cse1) (_ bv32796 32)))) (not .cse2)) (let ((.cse6 (bvadd ((_ zero_extend 16) c_~var_1_21~0) (_ bv4294967232 32)))) (let ((.cse3 (bvneg .cse6)) (.cse5 (bvslt .cse6 (_ bv0 32)))) (or (and (= ((_ extract 15 0) (bvadd .cse3 .cse4)) c_~var_1_20~0) (not .cse5)) (and (= ((_ extract 15 0) (bvadd .cse4 (bvneg .cse3))) c_~var_1_20~0) .cse5)))) (or (not (bvsge .cse0 (bvadd (_ bv32796 32) (bvneg .cse7)))) .cse2) (bvsge .cse4 (_ bv49150 32)) (= c_~last_1_var_1_19~0 (_ bv1 8)) (= (_ bv64 32) c_~var_1_22~0) (= c_~var_1_1~0 ((_ extract 15 0) (bvadd .cse4 (_ bv4294967168 32)))) (= c_~var_1_19~0 c_~var_1_17~0) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0) (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 13.0 10.0)) c_~var_1_3~0))))) is different from false [2024-11-09 06:14:55,395 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ zero_extend 16) c_~var_1_6~0)) (.cse7 ((_ zero_extend 16) c_~var_1_9~0))) (let ((.cse0 ((_ zero_extend 16) c_~var_1_5~0)) (.cse2 (bvslt .cse1 .cse7)) (.cse4 ((_ zero_extend 16) c_~var_1_4~0))) (and (= (_ bv64 8) c_~last_1_var_1_8~0) (= (_ bv256 16) c_~last_1_var_1_20~0) (= c_~last_1_var_1_22~0 (_ bv64 32)) (= (_ bv64 8) c_~var_1_8~0) (= (_ bv1 8) c_~var_1_16~0) (or (not (bvsge .cse0 (bvadd (bvneg .cse1) (_ bv32796 32)))) (not .cse2)) (let ((.cse6 (bvadd ((_ zero_extend 16) c_~var_1_21~0) (_ bv4294967232 32)))) (let ((.cse3 (bvneg .cse6)) (.cse5 (bvslt .cse6 (_ bv0 32)))) (or (and (= ((_ extract 15 0) (bvadd .cse3 .cse4)) c_~var_1_20~0) (not .cse5)) (and (= ((_ extract 15 0) (bvadd .cse4 (bvneg .cse3))) c_~var_1_20~0) .cse5)))) (or (not (bvsge .cse0 (bvadd (_ bv32796 32) (bvneg .cse7)))) .cse2) (bvsge .cse4 (_ bv49150 32)) (= c_~last_1_var_1_19~0 (_ bv1 8)) (= (_ bv64 32) c_~var_1_22~0) (= c_~var_1_1~0 ((_ extract 15 0) (bvadd .cse4 (_ bv4294967168 32)))) (= c_~var_1_19~0 c_~var_1_17~0) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0) (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 13.0 10.0)) c_~var_1_3~0))))) is different from true