./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-96.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-96.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 463927d65d3f56c30a9ee256bd92316f2fa4039a23c4c5f2bfb1a3c891516d2b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:50:19,698 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:50:19,758 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 06:50:19,763 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:50:19,763 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:50:19,798 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:50:19,798 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:50:19,799 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:50:19,799 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:50:19,800 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:50:19,800 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:50:19,800 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:50:19,801 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:50:19,801 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:50:19,801 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:50:19,802 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:50:19,802 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:50:19,802 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:50:19,803 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:50:19,803 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:50:19,804 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:50:19,804 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:50:19,805 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:50:19,805 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:50:19,805 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:50:19,806 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:50:19,806 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:50:19,806 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:50:19,807 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:50:19,807 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:50:19,807 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:50:19,808 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:50:19,808 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:50:19,808 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:50:19,808 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:50:19,809 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:50:19,809 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:50:19,809 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:50:19,810 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:50:19,810 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:50:19,810 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:50:19,811 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:50:19,811 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:50:19,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:50:19,812 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:50:19,812 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:50:19,812 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:50:19,812 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_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 463927d65d3f56c30a9ee256bd92316f2fa4039a23c4c5f2bfb1a3c891516d2b [2024-11-09 06:50:20,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:50:20,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:50:20,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:50:20,159 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:50:20,159 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:50:20,160 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-96.i Unable to find full path for "g++" [2024-11-09 06:50:22,256 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:50:22,462 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:50:22,465 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-96.i [2024-11-09 06:50:22,480 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/data/4bcfaea7f/91c6d4925f664a90b8ef196f6e941ded/FLAG84be37ea5 [2024-11-09 06:50:22,836 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/data/4bcfaea7f/91c6d4925f664a90b8ef196f6e941ded [2024-11-09 06:50:22,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:50:22,841 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:50:22,842 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:50:22,842 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:50:22,848 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:50:22,848 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:50:22" (1/1) ... [2024-11-09 06:50:22,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e48263f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:22, skipping insertion in model container [2024-11-09 06:50:22,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:50:22" (1/1) ... [2024-11-09 06:50:22,889 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:50:23,066 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_92356c65-c69c-4a2b-9c62-2c3c447d56c1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-96.i[919,932] [2024-11-09 06:50:23,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:50:23,169 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:50:23,181 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_92356c65-c69c-4a2b-9c62-2c3c447d56c1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-96.i[919,932] [2024-11-09 06:50:23,230 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:50:23,260 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:50:23,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:23 WrapperNode [2024-11-09 06:50:23,260 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:50:23,261 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:50:23,261 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:50:23,261 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:50:23,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:23" (1/1) ... [2024-11-09 06:50:23,287 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:23" (1/1) ... [2024-11-09 06:50:23,331 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 254 [2024-11-09 06:50:23,332 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:50:23,333 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:50:23,333 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:50:23,333 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:50:23,343 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:23" (1/1) ... [2024-11-09 06:50:23,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:23" (1/1) ... [2024-11-09 06:50:23,349 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:23" (1/1) ... [2024-11-09 06:50:23,349 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:23" (1/1) ... [2024-11-09 06:50:23,361 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:23" (1/1) ... [2024-11-09 06:50:23,370 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:23" (1/1) ... [2024-11-09 06:50:23,375 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:23" (1/1) ... [2024-11-09 06:50:23,378 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:23" (1/1) ... [2024-11-09 06:50:23,382 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:50:23,385 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:50:23,385 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:50:23,385 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:50:23,386 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:23" (1/1) ... [2024-11-09 06:50:23,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:50:23,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:50:23,432 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:50:23,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:50:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:50:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:50:23,470 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:50:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:50:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:50:23,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:50:23,600 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:50:23,602 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:50:24,165 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-09 06:50:24,165 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:50:24,451 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:50:24,452 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 06:50:24,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:50:24 BoogieIcfgContainer [2024-11-09 06:50:24,452 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:50:24,455 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:50:24,455 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:50:24,458 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:50:24,458 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:50:22" (1/3) ... [2024-11-09 06:50:24,459 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@714faa21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:50:24, skipping insertion in model container [2024-11-09 06:50:24,459 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:23" (2/3) ... [2024-11-09 06:50:24,459 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@714faa21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:50:24, skipping insertion in model container [2024-11-09 06:50:24,460 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:50:24" (3/3) ... [2024-11-09 06:50:24,461 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-96.i [2024-11-09 06:50:24,484 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:50:24,484 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:50:24,567 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:50:24,578 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;@1a36570b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:50:24,578 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:50:24,583 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 29 states have (on average 1.103448275862069) internal successors, (32), 30 states have internal predecessors, (32), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-09 06:50:24,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-09 06:50:24,599 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:50:24,600 INFO L215 NwaCegarLoop]: trace histogram [44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:50:24,600 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:50:24,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:50:24,608 INFO L85 PathProgramCache]: Analyzing trace with hash 2022980082, now seen corresponding path program 1 times [2024-11-09 06:50:24,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:50:24,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723370177] [2024-11-09 06:50:24,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:50:24,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:50:25,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 06:50:25,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [915781930] [2024-11-09 06:50:25,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:50:25,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:50:25,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:50:25,429 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:50:25,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 06:50:26,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:50:26,264 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 06:50:26,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:50:26,585 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 06:50:26,588 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 06:50:26,590 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 06:50:26,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 06:50:26,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 06:50:26,797 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 06:50:27,005 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 06:50:27,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 06:50:27 BoogieIcfgContainer [2024-11-09 06:50:27,011 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 06:50:27,012 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 06:50:27,012 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 06:50:27,012 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 06:50:27,013 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:50:24" (3/4) ... [2024-11-09 06:50:27,017 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 06:50:27,018 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 06:50:27,020 INFO L158 Benchmark]: Toolchain (without parser) took 4179.12ms. Allocated memory was 157.3MB in the beginning and 222.3MB in the end (delta: 65.0MB). Free memory was 121.6MB in the beginning and 178.7MB in the end (delta: -57.1MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2024-11-09 06:50:27,021 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 157.3MB. Free memory is still 131.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:50:27,022 INFO L158 Benchmark]: CACSL2BoogieTranslator took 418.45ms. Allocated memory is still 157.3MB. Free memory was 121.6MB in the beginning and 103.2MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 06:50:27,022 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.15ms. Allocated memory is still 157.3MB. Free memory was 103.2MB in the beginning and 98.5MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 06:50:27,023 INFO L158 Benchmark]: Boogie Preprocessor took 49.77ms. Allocated memory is still 157.3MB. Free memory was 98.5MB in the beginning and 96.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 06:50:27,024 INFO L158 Benchmark]: RCFGBuilder took 1067.68ms. Allocated memory is still 157.3MB. Free memory was 96.4MB in the beginning and 93.1MB in the end (delta: 3.3MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2024-11-09 06:50:27,025 INFO L158 Benchmark]: TraceAbstraction took 2556.20ms. Allocated memory was 157.3MB in the beginning and 222.3MB in the end (delta: 65.0MB). Free memory was 92.4MB in the beginning and 179.7MB in the end (delta: -87.3MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2024-11-09 06:50:27,026 INFO L158 Benchmark]: Witness Printer took 7.07ms. Allocated memory is still 222.3MB. Free memory was 179.7MB in the beginning and 178.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:50:27,030 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 157.3MB. Free memory is still 131.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 418.45ms. Allocated memory is still 157.3MB. Free memory was 121.6MB in the beginning and 103.2MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.15ms. Allocated memory is still 157.3MB. Free memory was 103.2MB in the beginning and 98.5MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.77ms. Allocated memory is still 157.3MB. Free memory was 98.5MB in the beginning and 96.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1067.68ms. Allocated memory is still 157.3MB. Free memory was 96.4MB in the beginning and 93.1MB in the end (delta: 3.3MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2556.20ms. Allocated memory was 157.3MB in the beginning and 222.3MB in the end (delta: 65.0MB). Free memory was 92.4MB in the beginning and 179.7MB in the end (delta: -87.3MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * Witness Printer took 7.07ms. Allocated memory is still 222.3MB. Free memory was 179.7MB in the beginning and 178.7MB in the end (delta: 1.0MB). 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 someBinaryFLOATComparisonOperation at line 204, overapproximation of bitwiseOr at line 109, overapproximation of shiftRight at line 120, overapproximation of someBinaryArithmeticDOUBLEoperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 204. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 16; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_6 = 1; [L25] signed char var_1_8 = -10; [L26] unsigned short int var_1_9 = 4; [L27] signed char var_1_10 = 8; [L28] unsigned short int var_1_12 = 64314; [L29] unsigned short int var_1_13 = 26169; [L30] signed char var_1_17 = 50; [L31] signed char var_1_18 = 16; [L32] signed char var_1_19 = 5; [L33] signed char var_1_20 = 0; [L34] signed char var_1_21 = 50; [L35] signed char var_1_22 = 16; [L36] unsigned char var_1_23 = 16; [L37] unsigned char var_1_24 = 1; [L38] unsigned char var_1_25 = 0; [L39] double var_1_27 = 0.25; [L40] double var_1_28 = 10.25; [L41] double var_1_29 = 1000.25; [L42] double var_1_30 = 9.5; [L43] float var_1_31 = 63.5; [L44] unsigned short int var_1_32 = 16; [L45] signed char var_1_35 = 1; [L46] unsigned char var_1_40 = 1; [L47] signed char var_1_41 = 25; [L48] signed char var_1_42 = 32; [L49] unsigned char var_1_43 = 0; [L50] signed long int var_1_44 = -4; [L51] unsigned long int var_1_46 = 4; [L52] unsigned char var_1_47 = 10; [L53] unsigned char var_1_48 = 1; [L54] unsigned long int var_1_49 = 3576445681; [L55] double var_1_50 = 32.5; [L56] double var_1_51 = 0.0; [L57] signed long int var_1_52 = -1; [L58] unsigned short int var_1_53 = 64; [L59] unsigned short int last_1_var_1_9 = 4; [L208] isInitial = 1 [L209] FCALL initially() [L210] COND TRUE 1 [L211] CALL updateLastVariables() [L201] last_1_var_1_9 = var_1_9 [L211] RET updateLastVariables() [L212] CALL updateVariables() [L132] var_1_4 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L134] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L135] var_1_6 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_8=-10, var_1_9=4] [L137] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-10, var_1_9=4] [L138] var_1_8 = __VERIFIER_nondet_char() [L139] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L140] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L141] var_1_10 = __VERIFIER_nondet_char() [L142] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L143] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L144] var_1_12 = __VERIFIER_nondet_ushort() [L145] CALL assume_abort_if_not(var_1_12 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_12 >= 49150) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L146] CALL assume_abort_if_not(var_1_12 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_12 <= 65534) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L147] var_1_13 = __VERIFIER_nondet_ushort() [L148] CALL assume_abort_if_not(var_1_13 >= 24575) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_13 >= 24575) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L149] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L150] var_1_18 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_18 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_18 >= -1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L152] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L153] var_1_19 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_19 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_19 >= -1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L155] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L156] var_1_20 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L158] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L159] var_1_21 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_21 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_21 >= 31) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L161] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L162] var_1_22 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L164] CALL assume_abort_if_not(var_1_22 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_22 <= 31) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L165] var_1_25 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L167] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L168] var_1_28 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L170] var_1_29 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_29 >= -230584.3009213691390e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 2305843.009213691390e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_29 >= -230584.3009213691390e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 2305843.009213691390e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L172] var_1_30 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L174] var_1_35 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_35 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_35 >= -128) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L176] CALL assume_abort_if_not(var_1_35 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_35 <= 127) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L177] CALL assume_abort_if_not(var_1_35 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_35 != 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=25, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L178] var_1_41 = __VERIFIER_nondet_char() [L179] CALL assume_abort_if_not(var_1_41 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_41 >= -127) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L180] CALL assume_abort_if_not(var_1_41 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_41 <= 127) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=32, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L181] var_1_42 = __VERIFIER_nondet_char() [L182] CALL assume_abort_if_not(var_1_42 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_42 >= -128) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L183] CALL assume_abort_if_not(var_1_42 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_42 <= 127) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L184] CALL assume_abort_if_not(var_1_42 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_42 != 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L185] var_1_43 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_43 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_43 >= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L187] CALL assume_abort_if_not(var_1_43 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_43 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_47=10, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L188] var_1_47 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_47 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_47 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L190] CALL assume_abort_if_not(var_1_47 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_47=2, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_47 <= 32) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_47=2, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L191] var_1_48 = __VERIFIER_nondet_uchar() [L192] CALL assume_abort_if_not(var_1_48 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_47=2, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_48 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_47=2, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L193] CALL assume_abort_if_not(var_1_48 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_47=2, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_48 <= 32) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_47=2, var_1_48=1, var_1_49=3576445681, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L194] var_1_49 = __VERIFIER_nondet_ulong() [L195] CALL assume_abort_if_not(var_1_49 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_47=2, var_1_48=1, var_1_49=-2147483649, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_49 >= 2147483647) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_47=2, var_1_48=1, var_1_49=-2147483649, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L196] CALL assume_abort_if_not(var_1_49 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_47=2, var_1_48=1, var_1_49=-2147483649, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_49 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_47=2, var_1_48=1, var_1_49=-2147483649, var_1_4=0, var_1_50=65/2, var_1_51=0, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L197] var_1_51 = __VERIFIER_nondet_double() [L198] CALL assume_abort_if_not((var_1_51 >= -922337.2036854765600e+13F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 9223372.036854765600e+12F && var_1_51 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_47=2, var_1_48=1, var_1_49=-2147483649, var_1_4=0, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not((var_1_51 >= -922337.2036854765600e+13F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 9223372.036854765600e+12F && var_1_51 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=50, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_47=2, var_1_48=1, var_1_49=-2147483649, var_1_4=0, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=-255, var_1_8=-127, var_1_9=4] [L212] RET updateVariables() [L213] CALL step() [L63] COND FALSE !((- last_1_var_1_9) < (last_1_var_1_9 + -500)) [L66] var_1_17 = (((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) - (var_1_20 + (var_1_21 - var_1_22))) [L67] COND FALSE !(\read(var_1_4)) [L70] var_1_24 = (var_1_6 && ((var_1_10 >= var_1_17) && var_1_25)) [L72] var_1_31 = var_1_30 [L73] COND FALSE !(var_1_23 < var_1_23) [L84] var_1_1 = var_1_8 [L86] signed char stepLocal_0 = var_1_1; [L87] COND TRUE stepLocal_0 < (-1 - var_1_10) [L88] COND FALSE !(\read(var_1_24)) [L91] var_1_9 = ((var_1_12 - var_1_10) - ((var_1_13 - var_1_23) - ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23))))) [L96] COND FALSE !(var_1_9 < (var_1_21 + var_1_23)) [L99] var_1_27 = var_1_28 [L101] COND TRUE (var_1_23 <= var_1_9) || var_1_24 [L102] COND TRUE ((((5) < 0 ) ? -(5) : (5))) < var_1_23 [L103] COND FALSE !(\read(var_1_24)) [L108] COND FALSE !(((((4) < 0 ) ? -(4) : (4))) >= var_1_23) [L117] COND TRUE var_1_23 <= var_1_23 [L118] var_1_44 = (var_1_23 + (((((((var_1_42) > (-1)) ? (var_1_42) : (-1))) < 0 ) ? -((((var_1_42) > (-1)) ? (var_1_42) : (-1))) : ((((var_1_42) > (-1)) ? (var_1_42) : (-1)))))) [L120] EXPR (~ var_1_41) >> ((((var_1_47) > (var_1_48)) ? (var_1_47) : (var_1_48))) [L120] COND FALSE !(((~ var_1_41) >> ((((var_1_47) > (var_1_48)) ? (var_1_47) : (var_1_48)))) >= var_1_9) [L123] var_1_50 = var_1_51 [L124] COND TRUE (~ var_1_41) > var_1_1 [L125] var_1_52 = ((((((var_1_47 + var_1_9) - ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))))) < (var_1_23)) ? (((var_1_47 + var_1_9) - ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))))) : (var_1_23))) [L129] var_1_53 = var_1_47 [L213] RET step() [L214] CALL, EXPR property() [L204-L205] return (((((((var_1_23 < var_1_23) ? ((var_1_24 && var_1_24) ? (var_1_24 ? ((var_1_24 && (var_1_24 || var_1_24)) ? (var_1_1 == ((signed char) -5)) : 1) : 1) : (var_1_1 == ((signed char) var_1_8))) : (var_1_1 == ((signed char) var_1_8))) && ((var_1_1 < (-1 - var_1_10)) ? (var_1_24 ? (var_1_9 == ((unsigned short int) (var_1_10 + ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))))) : (var_1_9 == ((unsigned short int) ((var_1_12 - var_1_10) - ((var_1_13 - var_1_23) - ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))))))) : (var_1_9 == ((unsigned short int) var_1_13)))) && (var_1_17 == ((signed char) (((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) - (var_1_20 + (var_1_21 - var_1_22)))))) && (((- last_1_var_1_9) < (last_1_var_1_9 + -500)) ? (var_1_23 == ((unsigned char) var_1_20)) : 1)) && (var_1_4 ? (var_1_24 == ((unsigned char) (! var_1_25))) : (var_1_24 == ((unsigned char) (var_1_6 && ((var_1_10 >= var_1_17) && var_1_25)))))) && ((var_1_9 < (var_1_21 + var_1_23)) ? (var_1_27 == ((double) ((var_1_28 + var_1_29) + var_1_30))) : (var_1_27 == ((double) var_1_28)))) && (var_1_31 == ((float) var_1_30)) ; [L214] RET, EXPR property() [L214] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=-127, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=0, var_1_25=0, var_1_27=2, var_1_28=2, var_1_30=4, var_1_31=4, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=17, var_1_46=4, var_1_47=2, var_1_48=1, var_1_49=-2147483649, var_1_4=0, var_1_50=3, var_1_51=3, var_1_52=16, var_1_53=2, var_1_6=-255, var_1_8=-127, var_1_9=40991] [L19] reach_error() VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=65534, var_1_13=-40961, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=-127, var_1_20=0, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=0, var_1_25=0, var_1_27=2, var_1_28=2, var_1_30=4, var_1_31=4, var_1_32=16, var_1_35=-1, var_1_40=1, var_1_41=-52, var_1_42=-1, var_1_43=1, var_1_44=17, var_1_46=4, var_1_47=2, var_1_48=1, var_1_49=-2147483649, var_1_4=0, var_1_50=3, var_1_51=3, var_1_52=16, var_1_53=2, var_1_6=-255, var_1_8=-127, var_1_9=40991] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 1, TraceHistogramMax: 44, 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=76occurred 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, 1.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 318 NumberOfCodeBlocks, 318 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 06:50:27,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-96.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 463927d65d3f56c30a9ee256bd92316f2fa4039a23c4c5f2bfb1a3c891516d2b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:50:29,695 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:50:29,794 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 06:50:29,802 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:50:29,802 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:50:29,840 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:50:29,842 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:50:29,843 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:50:29,844 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:50:29,845 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:50:29,845 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:50:29,846 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:50:29,846 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:50:29,847 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:50:29,849 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:50:29,850 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:50:29,851 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:50:29,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:50:29,851 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:50:29,851 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:50:29,852 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:50:29,856 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:50:29,856 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:50:29,856 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:50:29,857 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 06:50:29,857 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 06:50:29,857 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:50:29,857 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 06:50:29,858 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:50:29,858 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:50:29,858 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:50:29,858 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:50:29,859 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 06:50:29,859 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:50:29,859 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:50:29,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:50:29,862 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:50:29,862 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:50:29,862 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:50:29,863 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 06:50:29,863 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 06:50:29,864 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:50:29,864 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:50:29,864 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_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 463927d65d3f56c30a9ee256bd92316f2fa4039a23c4c5f2bfb1a3c891516d2b [2024-11-09 06:50:30,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:50:30,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:50:30,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:50:30,250 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:50:30,251 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:50:30,252 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-96.i Unable to find full path for "g++" [2024-11-09 06:50:32,566 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:50:32,906 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:50:32,907 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-96.i [2024-11-09 06:50:32,933 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/data/d2b3bf574/57591f33e7cf4f45b9c13d8261609960/FLAG3d6c6d94c [2024-11-09 06:50:32,961 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/data/d2b3bf574/57591f33e7cf4f45b9c13d8261609960 [2024-11-09 06:50:32,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:50:32,966 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:50:32,969 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:50:32,970 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:50:32,977 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:50:32,978 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:50:32" (1/1) ... [2024-11-09 06:50:32,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57b7e6fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:32, skipping insertion in model container [2024-11-09 06:50:32,982 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:50:32" (1/1) ... [2024-11-09 06:50:33,040 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:50:33,324 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_92356c65-c69c-4a2b-9c62-2c3c447d56c1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-96.i[919,932] [2024-11-09 06:50:33,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:50:33,506 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:50:33,526 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_92356c65-c69c-4a2b-9c62-2c3c447d56c1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-96.i[919,932] [2024-11-09 06:50:33,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:50:33,627 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:50:33,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:33 WrapperNode [2024-11-09 06:50:33,628 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:50:33,629 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:50:33,629 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:50:33,629 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:50:33,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:33" (1/1) ... [2024-11-09 06:50:33,652 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:33" (1/1) ... [2024-11-09 06:50:33,730 INFO L138 Inliner]: procedures = 27, calls = 57, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 226 [2024-11-09 06:50:33,731 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:50:33,735 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:50:33,739 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:50:33,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:50:33,761 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:33" (1/1) ... [2024-11-09 06:50:33,761 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:33" (1/1) ... [2024-11-09 06:50:33,767 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:33" (1/1) ... [2024-11-09 06:50:33,768 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:33" (1/1) ... [2024-11-09 06:50:33,782 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:33" (1/1) ... [2024-11-09 06:50:33,788 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:33" (1/1) ... [2024-11-09 06:50:33,809 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:33" (1/1) ... [2024-11-09 06:50:33,818 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:33" (1/1) ... [2024-11-09 06:50:33,833 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:50:33,834 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:50:33,835 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:50:33,835 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:50:33,836 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:33" (1/1) ... [2024-11-09 06:50:33,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:50:33,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:50:33,916 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:50:33,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:50:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:50:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 06:50:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:50:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:50:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:50:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:50:34,124 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:50:34,127 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:50:37,323 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-09 06:50:37,323 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:50:37,345 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:50:37,345 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 06:50:37,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:50:37 BoogieIcfgContainer [2024-11-09 06:50:37,346 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:50:37,350 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:50:37,351 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:50:37,355 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:50:37,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:50:32" (1/3) ... [2024-11-09 06:50:37,356 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a58d0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:50:37, skipping insertion in model container [2024-11-09 06:50:37,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:50:33" (2/3) ... [2024-11-09 06:50:37,357 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a58d0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:50:37, skipping insertion in model container [2024-11-09 06:50:37,358 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:50:37" (3/3) ... [2024-11-09 06:50:37,361 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-96.i [2024-11-09 06:50:37,385 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:50:37,385 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:50:37,478 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:50:37,486 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;@27dae558, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:50:37,486 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:50:37,492 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 62 states have (on average 1.3709677419354838) internal successors, (85), 63 states have internal predecessors, (85), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-09 06:50:37,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-11-09 06:50:37,520 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:50:37,521 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:50:37,521 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:50:37,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:50:37,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1058184895, now seen corresponding path program 1 times [2024-11-09 06:50:37,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:50:37,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1142061428] [2024-11-09 06:50:37,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:50:37,540 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 06:50:37,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:50:37,542 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 06:50:37,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 06:50:38,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:50:38,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 06:50:38,207 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:50:38,293 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1094 proven. 0 refuted. 0 times theorem prover too weak. 2690 trivial. 0 not checked. [2024-11-09 06:50:38,294 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:50:38,297 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:50:38,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1142061428] [2024-11-09 06:50:38,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1142061428] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:50:38,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:50:38,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:50:38,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34038306] [2024-11-09 06:50:38,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:50:38,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 06:50:38,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:50:38,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 06:50:38,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 06:50:38,352 INFO L87 Difference]: Start difference. First operand has 109 states, 62 states have (on average 1.3709677419354838) internal successors, (85), 63 states have internal predecessors, (85), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-09 06:50:38,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:50:38,428 INFO L93 Difference]: Finished difference Result 208 states and 378 transitions. [2024-11-09 06:50:38,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 06:50:38,432 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 267 [2024-11-09 06:50:38,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:50:38,442 INFO L225 Difference]: With dead ends: 208 [2024-11-09 06:50:38,442 INFO L226 Difference]: Without dead ends: 102 [2024-11-09 06:50:38,447 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 266 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 06:50:38,452 INFO L432 NwaCegarLoop]: 158 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, 158 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 06:50:38,453 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:50:38,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2024-11-09 06:50:38,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2024-11-09 06:50:38,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 56 states have (on average 1.25) internal successors, (70), 56 states have internal predecessors, (70), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-09 06:50:38,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 158 transitions. [2024-11-09 06:50:38,523 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 158 transitions. Word has length 267 [2024-11-09 06:50:38,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:50:38,524 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 158 transitions. [2024-11-09 06:50:38,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-09 06:50:38,525 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 158 transitions. [2024-11-09 06:50:38,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-11-09 06:50:38,532 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:50:38,533 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:50:38,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 06:50:38,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 06:50:38,734 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:50:38,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:50:38,735 INFO L85 PathProgramCache]: Analyzing trace with hash -1700490245, now seen corresponding path program 1 times [2024-11-09 06:50:38,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:50:38,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [744534079] [2024-11-09 06:50:38,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:50:38,738 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 06:50:38,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:50:38,741 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 06:50:38,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 06:50:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:50:39,277 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 06:50:39,298 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:50:41,187 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-09 06:50:41,187 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:50:41,188 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:50:41,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [744534079] [2024-11-09 06:50:41,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [744534079] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:50:41,188 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:50:41,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:50:41,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127327521] [2024-11-09 06:50:41,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:50:41,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 06:50:41,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:50:41,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 06:50:41,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 06:50:41,193 INFO L87 Difference]: Start difference. First operand 102 states and 158 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-09 06:50:42,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:50:44,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:50:46,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:50:46,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:50:46,573 INFO L93 Difference]: Finished difference Result 301 states and 469 transitions. [2024-11-09 06:50:46,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 06:50:46,595 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 267 [2024-11-09 06:50:46,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:50:46,601 INFO L225 Difference]: With dead ends: 301 [2024-11-09 06:50:46,601 INFO L226 Difference]: Without dead ends: 202 [2024-11-09 06:50:46,603 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:50:46,605 INFO L432 NwaCegarLoop]: 155 mSDtfsCounter, 76 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 449 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:50:46,606 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 449 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2024-11-09 06:50:46,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2024-11-09 06:50:46,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 176. [2024-11-09 06:50:46,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 85 states have (on average 1.1647058823529413) internal successors, (99), 85 states have internal predecessors, (99), 88 states have call successors, (88), 2 states have call predecessors, (88), 2 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) [2024-11-09 06:50:46,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 275 transitions. [2024-11-09 06:50:46,678 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 275 transitions. Word has length 267 [2024-11-09 06:50:46,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:50:46,680 INFO L471 AbstractCegarLoop]: Abstraction has 176 states and 275 transitions. [2024-11-09 06:50:46,680 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-09 06:50:46,680 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 275 transitions. [2024-11-09 06:50:46,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-11-09 06:50:46,686 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:50:46,687 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:50:46,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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)] Ended with exit code 0 [2024-11-09 06:50:46,887 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 06:50:46,888 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:50:46,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:50:46,889 INFO L85 PathProgramCache]: Analyzing trace with hash 905533309, now seen corresponding path program 1 times [2024-11-09 06:50:46,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:50:46,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1937216973] [2024-11-09 06:50:46,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:50:46,891 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 06:50:46,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:50:46,895 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 06:50:46,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 (4)] Waiting until timeout for monitored process [2024-11-09 06:50:47,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:50:47,327 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 06:50:47,336 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:50:51,445 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 2067 proven. 261 refuted. 0 times theorem prover too weak. 1456 trivial. 0 not checked. [2024-11-09 06:50:51,445 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:50:51,732 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:50:51,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1937216973] [2024-11-09 06:50:51,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1937216973] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:50:51,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2070928435] [2024-11-09 06:50:51,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:50:51,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:50:51,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:50:51,739 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:50:51,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 06:50:52,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:50:52,900 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 06:50:52,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:50:53,966 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1383 proven. 99 refuted. 0 times theorem prover too weak. 2302 trivial. 0 not checked. [2024-11-09 06:50:53,966 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:50:54,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2070928435] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:50:54,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [325977483] [2024-11-09 06:50:54,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:50:54,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:50:54,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:50:54,334 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:50:54,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-09 06:50:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:50:54,638 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 06:50:54,646 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:50:55,640 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1383 proven. 99 refuted. 0 times theorem prover too weak. 2302 trivial. 0 not checked. [2024-11-09 06:50:55,641 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:50:55,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [325977483] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:50:55,901 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 06:50:55,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 6, 6] total 13 [2024-11-09 06:50:55,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138040092] [2024-11-09 06:50:55,902 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 06:50:55,904 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 06:50:55,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:50:55,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 06:50:55,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=260, Unknown=0, NotChecked=0, Total=342 [2024-11-09 06:50:55,906 INFO L87 Difference]: Start difference. First operand 176 states and 275 transitions. Second operand has 13 states, 13 states have (on average 7.384615384615385) internal successors, (96), 13 states have internal predecessors, (96), 4 states have call successors, (76), 4 states have call predecessors, (76), 7 states have return successors, (77), 4 states have call predecessors, (77), 4 states have call successors, (77) [2024-11-09 06:50:59,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:51:00,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:51:02,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:51:02,715 INFO L93 Difference]: Finished difference Result 422 states and 623 transitions. [2024-11-09 06:51:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-09 06:51:02,717 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 7.384615384615385) internal successors, (96), 13 states have internal predecessors, (96), 4 states have call successors, (76), 4 states have call predecessors, (76), 7 states have return successors, (77), 4 states have call predecessors, (77), 4 states have call successors, (77) Word has length 267 [2024-11-09 06:51:02,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:51:02,722 INFO L225 Difference]: With dead ends: 422 [2024-11-09 06:51:02,723 INFO L226 Difference]: Without dead ends: 323 [2024-11-09 06:51:02,724 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 883 GetRequests, 847 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 309 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=399, Invalid=1007, Unknown=0, NotChecked=0, Total=1406 [2024-11-09 06:51:02,726 INFO L432 NwaCegarLoop]: 180 mSDtfsCounter, 325 mSDsluCounter, 406 mSDsCounter, 0 mSdLazyCounter, 787 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 336 SdHoareTripleChecker+Valid, 586 SdHoareTripleChecker+Invalid, 988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 787 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2024-11-09 06:51:02,726 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [336 Valid, 586 Invalid, 988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 787 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2024-11-09 06:51:02,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2024-11-09 06:51:02,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 304. [2024-11-09 06:51:02,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 158 states have (on average 1.1329113924050633) internal successors, (179), 159 states have internal predecessors, (179), 132 states have call successors, (132), 13 states have call predecessors, (132), 13 states have return successors, (132), 131 states have call predecessors, (132), 132 states have call successors, (132) [2024-11-09 06:51:02,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 443 transitions. [2024-11-09 06:51:02,786 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 443 transitions. Word has length 267 [2024-11-09 06:51:02,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:51:02,788 INFO L471 AbstractCegarLoop]: Abstraction has 304 states and 443 transitions. [2024-11-09 06:51:02,788 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.384615384615385) internal successors, (96), 13 states have internal predecessors, (96), 4 states have call successors, (76), 4 states have call predecessors, (76), 7 states have return successors, (77), 4 states have call predecessors, (77), 4 states have call successors, (77) [2024-11-09 06:51:02,788 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 443 transitions. [2024-11-09 06:51:02,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-09 06:51:02,791 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:51:02,792 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:51:02,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 (4)] Ended with exit code 0 [2024-11-09 06:51:02,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-09 06:51:03,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-09 06:51:03,392 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:51:03,393 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:51:03,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:51:03,394 INFO L85 PathProgramCache]: Analyzing trace with hash -1657455642, now seen corresponding path program 1 times [2024-11-09 06:51:03,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:51:03,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1273152952] [2024-11-09 06:51:03,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:51:03,395 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 06:51:03,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:51:03,398 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 06:51:03,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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)] Waiting until timeout for monitored process [2024-11-09 06:51:03,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:51:03,776 INFO L255 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 06:51:03,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:51:05,151 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-09 06:51:05,152 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:51:05,152 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:51:05,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1273152952] [2024-11-09 06:51:05,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1273152952] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:51:05,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:51:05,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:51:05,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576077539] [2024-11-09 06:51:05,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:51:05,154 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:51:05,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:51:05,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:51:05,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:51:05,158 INFO L87 Difference]: Start difference. First operand 304 states and 443 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-09 06:51:08,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:51:09,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:51:11,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:51:11,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:51:11,309 INFO L93 Difference]: Finished difference Result 730 states and 1063 transitions. [2024-11-09 06:51:11,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:51:11,325 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 268 [2024-11-09 06:51:11,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:51:11,338 INFO L225 Difference]: With dead ends: 730 [2024-11-09 06:51:11,338 INFO L226 Difference]: Without dead ends: 515 [2024-11-09 06:51:11,340 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:51:11,341 INFO L432 NwaCegarLoop]: 145 mSDtfsCounter, 23 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 279 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:51:11,342 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 279 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 33 Invalid, 2 Unknown, 0 Unchecked, 6.1s Time] [2024-11-09 06:51:11,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2024-11-09 06:51:11,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 513. [2024-11-09 06:51:11,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 513 states, 270 states have (on average 1.125925925925926) internal successors, (304), 272 states have internal predecessors, (304), 220 states have call successors, (220), 22 states have call predecessors, (220), 22 states have return successors, (220), 218 states have call predecessors, (220), 220 states have call successors, (220) [2024-11-09 06:51:11,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 744 transitions. [2024-11-09 06:51:11,423 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 744 transitions. Word has length 268 [2024-11-09 06:51:11,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:51:11,425 INFO L471 AbstractCegarLoop]: Abstraction has 513 states and 744 transitions. [2024-11-09 06:51:11,425 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-09 06:51:11,425 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 744 transitions. [2024-11-09 06:51:11,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-09 06:51:11,428 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:51:11,428 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:51:11,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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)] Forceful destruction successful, exit code 0 [2024-11-09 06:51:11,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 06:51:11,629 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:51:11,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:51:11,630 INFO L85 PathProgramCache]: Analyzing trace with hash -328363344, now seen corresponding path program 1 times [2024-11-09 06:51:11,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:51:11,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [445129239] [2024-11-09 06:51:11,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:51:11,632 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 06:51:11,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:51:11,635 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 06:51:11,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 06:51:11,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:51:11,988 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 06:51:11,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:51:12,594 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1929 proven. 60 refuted. 0 times theorem prover too weak. 1795 trivial. 0 not checked. [2024-11-09 06:51:12,595 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:51:13,440 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 69 proven. 60 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2024-11-09 06:51:13,440 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:51:13,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [445129239] [2024-11-09 06:51:13,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [445129239] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:51:13,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1342650374] [2024-11-09 06:51:13,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:51:13,441 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:51:13,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:51:13,445 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:51:13,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 06:51:14,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:51:14,446 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 06:51:14,450 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:51:14,969 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1929 proven. 60 refuted. 0 times theorem prover too weak. 1795 trivial. 0 not checked. [2024-11-09 06:51:14,969 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:51:15,607 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 69 proven. 60 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2024-11-09 06:51:15,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1342650374] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:51:15,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1313729741] [2024-11-09 06:51:15,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:51:15,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:51:15,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:51:15,610 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:51:15,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-09 06:51:15,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:51:15,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 06:51:15,875 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:51:16,508 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1929 proven. 60 refuted. 0 times theorem prover too weak. 1795 trivial. 0 not checked. [2024-11-09 06:51:16,508 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:51:17,165 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 69 proven. 60 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2024-11-09 06:51:17,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1313729741] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:51:17,166 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 06:51:17,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 9 [2024-11-09 06:51:17,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513866195] [2024-11-09 06:51:17,167 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 06:51:17,168 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 06:51:17,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:51:17,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 06:51:17,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-09 06:51:17,170 INFO L87 Difference]: Start difference. First operand 513 states and 744 transitions. Second operand has 9 states, 9 states have (on average 8.0) internal successors, (72), 9 states have internal predecessors, (72), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2024-11-09 06:51:20,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:51:20,513 INFO L93 Difference]: Finished difference Result 1883 states and 2667 transitions. [2024-11-09 06:51:20,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-09 06:51:20,516 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 9 states have internal predecessors, (72), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) Word has length 268 [2024-11-09 06:51:20,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:51:20,527 INFO L225 Difference]: With dead ends: 1883 [2024-11-09 06:51:20,528 INFO L226 Difference]: Without dead ends: 1459 [2024-11-09 06:51:20,530 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1622 GetRequests, 1594 SyntacticMatches, 3 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2024-11-09 06:51:20,531 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 401 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 389 mSolverCounterSat, 439 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 427 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 828 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 439 IncrementalHoareTripleChecker+Valid, 389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-09 06:51:20,532 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [427 Valid, 419 Invalid, 828 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [439 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-09 06:51:20,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1459 states. [2024-11-09 06:51:20,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1459 to 559. [2024-11-09 06:51:20,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 559 states, 311 states have (on average 1.1286173633440515) internal successors, (351), 313 states have internal predecessors, (351), 220 states have call successors, (220), 27 states have call predecessors, (220), 27 states have return successors, (220), 218 states have call predecessors, (220), 220 states have call successors, (220) [2024-11-09 06:51:20,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 559 states and 791 transitions. [2024-11-09 06:51:20,689 INFO L78 Accepts]: Start accepts. Automaton has 559 states and 791 transitions. Word has length 268 [2024-11-09 06:51:20,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:51:20,690 INFO L471 AbstractCegarLoop]: Abstraction has 559 states and 791 transitions. [2024-11-09 06:51:20,691 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 9 states have internal predecessors, (72), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2024-11-09 06:51:20,691 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 791 transitions. [2024-11-09 06:51:20,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-09 06:51:20,693 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:51:20,693 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:51:20,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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)] Ended with exit code 0 [2024-11-09 06:51:20,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-09 06:51:21,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-09 06:51:21,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 06:51:21,295 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:51:21,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:51:21,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1972459246, now seen corresponding path program 1 times [2024-11-09 06:51:21,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:51:21,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1117104722] [2024-11-09 06:51:21,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:51:21,296 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 06:51:21,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:51:21,297 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 06:51:21,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 06:51:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:51:21,613 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 06:51:21,617 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:51:22,901 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 943 proven. 111 refuted. 0 times theorem prover too weak. 2730 trivial. 0 not checked. [2024-11-09 06:51:22,901 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:51:24,958 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:51:24,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1117104722] [2024-11-09 06:51:24,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1117104722] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:51:24,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [66586059] [2024-11-09 06:51:24,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:51:24,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:51:24,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:51:24,961 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:51:24,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-09 06:51:26,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:51:26,085 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 06:51:26,091 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:51:27,404 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 943 proven. 111 refuted. 0 times theorem prover too weak. 2730 trivial. 0 not checked. [2024-11-09 06:51:27,404 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:51:28,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [66586059] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:51:28,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [215700452] [2024-11-09 06:51:28,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:51:28,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:51:28,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:51:28,600 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:51:28,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-09 06:51:28,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:51:28,921 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 06:51:28,925 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:51:30,071 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 943 proven. 111 refuted. 0 times theorem prover too weak. 2730 trivial. 0 not checked. [2024-11-09 06:51:30,072 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:51:31,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [215700452] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:51:31,130 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 06:51:31,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 8 [2024-11-09 06:51:31,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277169203] [2024-11-09 06:51:31,131 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 06:51:31,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 06:51:31,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:51:31,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 06:51:31,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2024-11-09 06:51:31,137 INFO L87 Difference]: Start difference. First operand 559 states and 791 transitions. Second operand has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 2 states have call successors, (44), 2 states have call predecessors, (44), 3 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-09 06:51:35,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:51:37,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:51:42,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:51:42,558 INFO L93 Difference]: Finished difference Result 1255 states and 1729 transitions. [2024-11-09 06:51:42,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 06:51:42,561 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 2 states have call successors, (44), 2 states have call predecessors, (44), 3 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 268 [2024-11-09 06:51:42,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:51:42,568 INFO L225 Difference]: With dead ends: 1255 [2024-11-09 06:51:42,569 INFO L226 Difference]: Without dead ends: 789 [2024-11-09 06:51:42,572 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 887 GetRequests, 862 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=193, Invalid=509, Unknown=0, NotChecked=0, Total=702 [2024-11-09 06:51:42,573 INFO L432 NwaCegarLoop]: 191 mSDtfsCounter, 199 mSDsluCounter, 448 mSDsCounter, 0 mSdLazyCounter, 813 mSolverCounterSat, 216 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 639 SdHoareTripleChecker+Invalid, 1030 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 813 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:51:42,573 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 639 Invalid, 1030 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 813 Invalid, 1 Unknown, 0 Unchecked, 10.1s Time] [2024-11-09 06:51:42,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 789 states. [2024-11-09 06:51:42,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 789 to 735. [2024-11-09 06:51:42,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 735 states, 410 states have (on average 1.102439024390244) internal successors, (452), 414 states have internal predecessors, (452), 280 states have call successors, (280), 44 states have call predecessors, (280), 44 states have return successors, (280), 276 states have call predecessors, (280), 280 states have call successors, (280) [2024-11-09 06:51:42,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 1012 transitions. [2024-11-09 06:51:42,687 INFO L78 Accepts]: Start accepts. Automaton has 735 states and 1012 transitions. Word has length 268 [2024-11-09 06:51:42,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:51:42,688 INFO L471 AbstractCegarLoop]: Abstraction has 735 states and 1012 transitions. [2024-11-09 06:51:42,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 2 states have call successors, (44), 2 states have call predecessors, (44), 3 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-09 06:51:42,688 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1012 transitions. [2024-11-09 06:51:42,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-09 06:51:42,690 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:51:42,690 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:51:42,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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)] Forceful destruction successful, exit code 0 [2024-11-09 06:51:42,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-09 06:51:43,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-09 06:51:43,291 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 06:51:43,291 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:51:43,292 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:51:43,292 INFO L85 PathProgramCache]: Analyzing trace with hash 1915200944, now seen corresponding path program 1 times [2024-11-09 06:51:43,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:51:43,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1028342344] [2024-11-09 06:51:43,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:51:43,293 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 06:51:43,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:51:43,294 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 06:51:43,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 (14)] Waiting until timeout for monitored process [2024-11-09 06:51:43,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:51:43,677 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-09 06:51:43,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:51:53,325 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 2033 proven. 513 refuted. 0 times theorem prover too weak. 1238 trivial. 0 not checked. [2024-11-09 06:51:53,325 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:51:54,987 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:51:54,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1028342344] [2024-11-09 06:51:54,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1028342344] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:51:54,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1084909952] [2024-11-09 06:51:54,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:51:54,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:51:54,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:51:54,989 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:51:54,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-09 06:51:56,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:51:56,057 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 06:51:56,061 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:52:02,159 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1339 proven. 393 refuted. 0 times theorem prover too weak. 2052 trivial. 0 not checked. [2024-11-09 06:52:02,160 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:52:02,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1084909952] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:52:02,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1174897973] [2024-11-09 06:52:02,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:52:02,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:52:02,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:52:02,560 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:52:02,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-09 06:52:02,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:52:02,921 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-09 06:52:02,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:52:09,976 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1339 proven. 393 refuted. 0 times theorem prover too weak. 2052 trivial. 0 not checked. [2024-11-09 06:52:09,976 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:52:10,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1174897973] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:52:10,423 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 06:52:10,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 15, 15] total 36 [2024-11-09 06:52:10,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903931623] [2024-11-09 06:52:10,424 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 06:52:10,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-11-09 06:52:10,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:52:10,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-11-09 06:52:10,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=402, Invalid=1668, Unknown=0, NotChecked=0, Total=2070 [2024-11-09 06:52:10,427 INFO L87 Difference]: Start difference. First operand 735 states and 1012 transitions. Second operand has 36 states, 36 states have (on average 4.611111111111111) internal successors, (166), 33 states have internal predecessors, (166), 12 states have call successors, (113), 12 states have call predecessors, (113), 19 states have return successors, (114), 12 states have call predecessors, (114), 12 states have call successors, (114) [2024-11-09 06:52:16,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:52:18,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:52:20,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:52:22,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:52:25,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:52:28,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:52:30,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:52:32,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:52:34,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:52:37,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:52:39,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:52:41,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:52:43,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:52:45,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:53:04,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:53:06,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:53:08,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:53:10,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:53:12,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:53:14,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:53:16,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:53:27,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:53:30,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:53:32,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:53:33,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:53:33,727 INFO L93 Difference]: Finished difference Result 1537 states and 2044 transitions. [2024-11-09 06:53:33,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-09 06:53:33,731 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 4.611111111111111) internal successors, (166), 33 states have internal predecessors, (166), 12 states have call successors, (113), 12 states have call predecessors, (113), 19 states have return successors, (114), 12 states have call predecessors, (114), 12 states have call successors, (114) Word has length 268 [2024-11-09 06:53:33,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:53:33,739 INFO L225 Difference]: With dead ends: 1537 [2024-11-09 06:53:33,739 INFO L226 Difference]: Without dead ends: 899 [2024-11-09 06:53:33,743 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1023 GetRequests, 966 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1318 ImplicationChecksByTransitivity, 29.2s TimeCoverageRelationStatistics Valid=761, Invalid=2652, Unknown=9, NotChecked=0, Total=3422 [2024-11-09 06:53:33,743 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 225 mSDsluCounter, 814 mSDsCounter, 0 mSdLazyCounter, 1917 mSolverCounterSat, 90 mSolverCounterUnsat, 22 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 933 SdHoareTripleChecker+Invalid, 2029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 1917 IncrementalHoareTripleChecker+Invalid, 22 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.8s IncrementalHoareTripleChecker+Time [2024-11-09 06:53:33,744 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 933 Invalid, 2029 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 1917 Invalid, 22 Unknown, 0 Unchecked, 59.8s Time] [2024-11-09 06:53:33,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2024-11-09 06:53:33,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 836. [2024-11-09 06:53:33,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 836 states, 488 states have (on average 1.0881147540983607) internal successors, (531), 493 states have internal predecessors, (531), 283 states have call successors, (283), 64 states have call predecessors, (283), 64 states have return successors, (283), 278 states have call predecessors, (283), 283 states have call successors, (283) [2024-11-09 06:53:33,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 836 states and 1097 transitions. [2024-11-09 06:53:33,910 INFO L78 Accepts]: Start accepts. Automaton has 836 states and 1097 transitions. Word has length 268 [2024-11-09 06:53:33,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:53:33,910 INFO L471 AbstractCegarLoop]: Abstraction has 836 states and 1097 transitions. [2024-11-09 06:53:33,911 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 4.611111111111111) internal successors, (166), 33 states have internal predecessors, (166), 12 states have call successors, (113), 12 states have call predecessors, (113), 19 states have return successors, (114), 12 states have call predecessors, (114), 12 states have call successors, (114) [2024-11-09 06:53:33,911 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1097 transitions. [2024-11-09 06:53:33,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-09 06:53:33,913 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:53:33,913 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:53:33,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-09 06:53:34,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 (14)] Forceful destruction successful, exit code 0 [2024-11-09 06:53:34,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-09 06:53:34,514 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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=3,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 06:53:34,514 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:53:34,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:53:34,515 INFO L85 PathProgramCache]: Analyzing trace with hash 1570331662, now seen corresponding path program 1 times [2024-11-09 06:53:34,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:53:34,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1130080443] [2024-11-09 06:53:34,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:53:34,515 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 06:53:34,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:53:34,519 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 06:53:34,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92356c65-c69c-4a2b-9c62-2c3c447d56c1/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 (17)] Waiting until timeout for monitored process [2024-11-09 06:53:34,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:53:34,964 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-09 06:53:34,973 INFO L278 TraceCheckSpWp]: Computing forward predicates...