./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-42.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 5f62dbdf30439c22b90c0714165751cfb1215bac5efc8ba17b86c401a925f47d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:54:23,248 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:54:23,342 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 06:54:23,351 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:54:23,353 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:54:23,386 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:54:23,387 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:54:23,387 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:54:23,388 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:54:23,388 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:54:23,389 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:54:23,389 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:54:23,390 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:54:23,390 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:54:23,391 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:54:23,391 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:54:23,391 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:54:23,392 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:54:23,392 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:54:23,393 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:54:23,393 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:54:23,394 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:54:23,394 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:54:23,395 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:54:23,395 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:54:23,396 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:54:23,396 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:54:23,396 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:54:23,397 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:54:23,397 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:54:23,397 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:54:23,398 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:54:23,398 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:54:23,399 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:54:23,399 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:54:23,399 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:54:23,400 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:54:23,400 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:54:23,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:54:23,401 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:54:23,401 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:54:23,402 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:54:23,402 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:54:23,402 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:54:23,402 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:54:23,403 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:54:23,403 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:54:23,403 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_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f62dbdf30439c22b90c0714165751cfb1215bac5efc8ba17b86c401a925f47d [2024-11-09 06:54:23,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:54:23,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:54:23,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:54:23,707 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:54:23,708 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:54:23,709 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-42.i Unable to find full path for "g++" [2024-11-09 06:54:25,723 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:54:25,923 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:54:25,924 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-42.i [2024-11-09 06:54:25,934 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/data/98ba1be29/8b2fd7e7ac9a47afbff3b1434fd49434/FLAGbfefa3ea3 [2024-11-09 06:54:26,280 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/data/98ba1be29/8b2fd7e7ac9a47afbff3b1434fd49434 [2024-11-09 06:54:26,283 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:54:26,284 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:54:26,287 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:54:26,288 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:54:26,294 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:54:26,295 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:54:26" (1/1) ... [2024-11-09 06:54:26,296 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b5c4d33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:26, skipping insertion in model container [2024-11-09 06:54:26,296 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:54:26" (1/1) ... [2024-11-09 06:54:26,333 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:54:26,573 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_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-42.i[915,928] [2024-11-09 06:54:26,649 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:54:26,670 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:54:26,687 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_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-42.i[915,928] [2024-11-09 06:54:26,733 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:54:26,755 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:54:26,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:26 WrapperNode [2024-11-09 06:54:26,756 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:54:26,757 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:54:26,758 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:54:26,758 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:54:26,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:26" (1/1) ... [2024-11-09 06:54:26,779 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:26" (1/1) ... [2024-11-09 06:54:26,827 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 224 [2024-11-09 06:54:26,827 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:54:26,828 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:54:26,828 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:54:26,829 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:54:26,839 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:26" (1/1) ... [2024-11-09 06:54:26,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:26" (1/1) ... [2024-11-09 06:54:26,844 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:26" (1/1) ... [2024-11-09 06:54:26,844 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:26" (1/1) ... [2024-11-09 06:54:26,855 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:26" (1/1) ... [2024-11-09 06:54:26,860 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:26" (1/1) ... [2024-11-09 06:54:26,863 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:26" (1/1) ... [2024-11-09 06:54:26,867 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:26" (1/1) ... [2024-11-09 06:54:26,872 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:54:26,875 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:54:26,875 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:54:26,875 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:54:26,879 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:26" (1/1) ... [2024-11-09 06:54:26,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:54:26,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:54:26,912 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:54:26,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:54:26,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:54:26,949 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:54:26,949 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:54:26,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:54:26,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:54:26,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:54:27,068 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:54:27,073 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:54:27,588 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-09 06:54:27,589 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:54:28,013 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:54:28,013 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 06:54:28,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:54:28 BoogieIcfgContainer [2024-11-09 06:54:28,014 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:54:28,016 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:54:28,018 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:54:28,022 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:54:28,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:54:26" (1/3) ... [2024-11-09 06:54:28,024 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37b11d8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:54:28, skipping insertion in model container [2024-11-09 06:54:28,025 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:26" (2/3) ... [2024-11-09 06:54:28,025 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37b11d8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:54:28, skipping insertion in model container [2024-11-09 06:54:28,026 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:54:28" (3/3) ... [2024-11-09 06:54:28,028 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-42.i [2024-11-09 06:54:28,048 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:54:28,048 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:54:28,134 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:54:28,141 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;@3136b337, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:54:28,141 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:54:28,145 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-09 06:54:28,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-09 06:54:28,157 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:54:28,158 INFO L215 NwaCegarLoop]: trace histogram [31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:28,159 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:54:28,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:54:28,165 INFO L85 PathProgramCache]: Analyzing trace with hash -1006995856, now seen corresponding path program 1 times [2024-11-09 06:54:28,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:54:28,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948362164] [2024-11-09 06:54:28,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:54:28,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:54:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 06:54:28,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1348905066] [2024-11-09 06:54:28,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:54:28,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:54:28,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:54:28,718 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:54:28,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 06:54:29,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:54:29,424 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 06:54:29,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:54:29,718 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 06:54:29,721 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 06:54:29,723 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 06:54:29,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 06:54:29,926 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:54:29,929 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 06:54:30,098 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 06:54:30,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 06:54:30 BoogieIcfgContainer [2024-11-09 06:54:30,103 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 06:54:30,104 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 06:54:30,105 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 06:54:30,105 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 06:54:30,106 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:54:28" (3/4) ... [2024-11-09 06:54:30,109 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 06:54:30,110 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 06:54:30,112 INFO L158 Benchmark]: Toolchain (without parser) took 3826.75ms. Allocated memory was 127.9MB in the beginning and 197.1MB in the end (delta: 69.2MB). Free memory was 66.1MB in the beginning and 136.6MB in the end (delta: -70.6MB). Peak memory consumption was 1.4MB. Max. memory is 16.1GB. [2024-11-09 06:54:30,113 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 127.9MB. Free memory is still 96.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:54:30,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 469.13ms. Allocated memory was 127.9MB in the beginning and 163.6MB in the end (delta: 35.7MB). Free memory was 65.8MB in the beginning and 122.1MB in the end (delta: -56.4MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2024-11-09 06:54:30,118 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.41ms. Allocated memory is still 163.6MB. Free memory was 122.1MB in the beginning and 118.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 06:54:30,118 INFO L158 Benchmark]: Boogie Preprocessor took 44.47ms. Allocated memory is still 163.6MB. Free memory was 118.0MB in the beginning and 115.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 06:54:30,119 INFO L158 Benchmark]: RCFGBuilder took 1139.42ms. Allocated memory is still 163.6MB. Free memory was 115.7MB in the beginning and 109.9MB in the end (delta: 5.9MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-11-09 06:54:30,119 INFO L158 Benchmark]: TraceAbstraction took 2087.14ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 109.9MB in the beginning and 137.7MB in the end (delta: -27.8MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2024-11-09 06:54:30,122 INFO L158 Benchmark]: Witness Printer took 6.34ms. Allocated memory is still 197.1MB. Free memory was 137.7MB in the beginning and 136.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 06:54:30,128 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 127.9MB. Free memory is still 96.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 469.13ms. Allocated memory was 127.9MB in the beginning and 163.6MB in the end (delta: 35.7MB). Free memory was 65.8MB in the beginning and 122.1MB in the end (delta: -56.4MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.41ms. Allocated memory is still 163.6MB. Free memory was 122.1MB in the beginning and 118.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.47ms. Allocated memory is still 163.6MB. Free memory was 118.0MB in the beginning and 115.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1139.42ms. Allocated memory is still 163.6MB. Free memory was 115.7MB in the beginning and 109.9MB in the end (delta: 5.9MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2087.14ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 109.9MB in the beginning and 137.7MB in the end (delta: -27.8MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Witness Printer took 6.34ms. Allocated memory is still 197.1MB. Free memory was 137.7MB in the beginning and 136.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 69, overapproximation of shiftRight at line 65, overapproximation of someUnaryDOUBLEoperation at line 30, overapproximation of someBinaryArithmeticFLOAToperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] signed char var_1_5 = -8; [L24] unsigned char var_1_6 = 10; [L25] unsigned char var_1_7 = 128; [L26] unsigned char var_1_8 = 1; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 0; [L29] signed short int var_1_13 = 200; [L30] float var_1_14 = -0.8; [L31] float var_1_15 = 127.25; [L32] float var_1_16 = 3.5; [L33] unsigned short int var_1_17 = 16; [L34] unsigned char var_1_19 = 1; [L35] unsigned char var_1_20 = 0; [L36] unsigned char var_1_21 = 0; [L37] unsigned char var_1_22 = 0; [L38] unsigned char var_1_23 = 1; [L39] signed short int var_1_24 = -32; [L40] unsigned char var_1_25 = 1; [L41] float var_1_26 = 500.65; [L42] signed long int var_1_27 = -8; [L43] unsigned long int var_1_28 = 10; [L44] signed short int var_1_29 = -256; [L45] signed char var_1_30 = 1; [L46] float var_1_31 = 7.8; [L47] float var_1_32 = 63.25; [L48] float var_1_33 = 0.4; [L49] float var_1_34 = 64.875; [L50] float var_1_35 = 1.3; [L51] unsigned short int var_1_36 = 100; [L52] signed short int last_1_var_1_1 = 16; [L53] unsigned char last_1_var_1_6 = 10; [L54] unsigned char last_1_var_1_8 = 1; [L55] signed short int last_1_var_1_13 = 200; [L190] isInitial = 1 [L191] FCALL initially() [L192] COND TRUE 1 [L193] CALL updateLastVariables() [L180] last_1_var_1_1 = var_1_1 [L181] last_1_var_1_6 = var_1_6 [L182] last_1_var_1_8 = var_1_8 [L183] last_1_var_1_13 = var_1_13 [L193] RET updateLastVariables() [L194] CALL updateVariables() [L129] var_1_5 = __VERIFIER_nondet_char() [L130] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=128, var_1_8=1] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=128, var_1_8=1] [L131] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=128, var_1_8=1] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=128, var_1_8=1] [L132] var_1_7 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_7 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_7 >= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L134] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L135] var_1_11 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L137] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L138] var_1_12 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L140] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L141] var_1_15 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L143] var_1_16 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L145] var_1_20 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L147] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L148] var_1_22 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L150] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L151] var_1_23 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L153] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L154] var_1_24 = __VERIFIER_nondet_short() [L155] CALL assume_abort_if_not(var_1_24 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_24 >= -32768) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L156] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L157] var_1_25 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L159] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L160] var_1_27 = __VERIFIER_nondet_long() [L161] CALL assume_abort_if_not(var_1_27 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_27 >= -2147483648) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L162] CALL assume_abort_if_not(var_1_27 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_27 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L163] CALL assume_abort_if_not(var_1_27 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_27 != 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=-256, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L164] var_1_29 = __VERIFIER_nondet_short() [L165] CALL assume_abort_if_not(var_1_29 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=3, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_29 >= -32768) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=3, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L166] CALL assume_abort_if_not(var_1_29 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=3, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_29 <= 32767) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=3, var_1_30=1, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L167] var_1_30 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=3, var_1_30=9, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=3, var_1_30=9, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L169] CALL assume_abort_if_not(var_1_30 <= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=3, var_1_30=9, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_30 <= 16) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=3, var_1_30=9, var_1_31=39/5, var_1_32=253/4, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L170] var_1_32 = __VERIFIER_nondet_float() [L171] CALL assume_abort_if_not((var_1_32 >= -461168.6018427382800e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 4611686.018427382800e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=3, var_1_30=9, var_1_31=39/5, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_32 >= -461168.6018427382800e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 4611686.018427382800e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=3, var_1_30=9, var_1_31=39/5, var_1_33=2/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L172] var_1_33 = __VERIFIER_nondet_float() [L173] CALL assume_abort_if_not((var_1_33 >= -461168.6018427382800e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 4611686.018427382800e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=3, var_1_30=9, var_1_31=39/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not((var_1_33 >= -461168.6018427382800e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 4611686.018427382800e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=3, var_1_30=9, var_1_31=39/5, var_1_34=519/8, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L174] var_1_34 = __VERIFIER_nondet_float() [L175] CALL assume_abort_if_not((var_1_34 >= -461168.6018427382800e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=3, var_1_30=9, var_1_31=39/5, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not((var_1_34 >= -461168.6018427382800e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=3, var_1_30=9, var_1_31=39/5, var_1_35=13/10, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L176] var_1_35 = __VERIFIER_nondet_float() [L177] CALL assume_abort_if_not((var_1_35 >= -922337.2036854765600e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=3, var_1_30=9, var_1_31=39/5, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_35 >= -922337.2036854765600e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=10013/20, var_1_27=2, var_1_28=10, var_1_29=3, var_1_30=9, var_1_31=39/5, var_1_36=100, var_1_5=127, var_1_6=10, var_1_7=-29, var_1_8=1] [L194] RET updateVariables() [L195] CALL step() [L59] COND TRUE var_1_22 || var_1_23 [L60] var_1_21 = ((var_1_24 > -4) || var_1_25) [L62] COND TRUE ((var_1_24 + 25) % var_1_27) < 2 [L63] var_1_26 = 8.5f [L65] EXPR var_1_29 >> var_1_30 [L65] EXPR ((var_1_27) > ((var_1_29 >> var_1_30))) ? (var_1_27) : ((var_1_29 >> var_1_30)) [L65] EXPR var_1_29 >> var_1_30 [L65] EXPR ((var_1_27) > ((var_1_29 >> var_1_30))) ? (var_1_27) : ((var_1_29 >> var_1_30)) [L65] COND FALSE !(var_1_24 > ((((var_1_27) > ((var_1_29 >> var_1_30))) ? (var_1_27) : ((var_1_29 >> var_1_30))))) [L68] COND FALSE !(var_1_27 > var_1_28) [L71] var_1_31 = var_1_33 [L73] COND FALSE !(((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))) < var_1_30) [L76] signed long int stepLocal_6 = last_1_var_1_1; [L77] unsigned char stepLocal_5 = ((((last_1_var_1_1) < (8)) ? (last_1_var_1_1) : (8))) <= var_1_5; [L78] COND TRUE stepLocal_5 || last_1_var_1_8 [L79] COND FALSE !(stepLocal_6 <= last_1_var_1_6) [L82] var_1_14 = var_1_16 [L87] COND TRUE var_1_14 <= var_1_15 [L88] var_1_19 = (var_1_12 || var_1_20) [L90] COND TRUE var_1_5 >= -2 [L91] var_1_6 = (var_1_7 - 100) [L93] unsigned char stepLocal_4 = var_1_6; [L94] signed long int stepLocal_3 = var_1_6 / var_1_7; [L95] COND TRUE last_1_var_1_13 >= stepLocal_3 [L96] COND TRUE stepLocal_4 != ((((((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) > (var_1_5)) ? (((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) : (var_1_5))) [L97] var_1_13 = var_1_7 [L104] unsigned char stepLocal_7 = var_1_6; [L105] COND FALSE !(stepLocal_7 > var_1_6) [L108] unsigned char stepLocal_0 = var_1_6; [L109] COND FALSE !(\read(var_1_19)) [L112] COND TRUE ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) >= stepLocal_0 [L113] var_1_1 = var_1_5 [L116] unsigned char stepLocal_2 = var_1_19 && var_1_19; [L117] unsigned char stepLocal_1 = var_1_7; [L118] COND FALSE !((49.5f <= var_1_14) && stepLocal_2) [L125] var_1_8 = var_1_12 [L195] RET step() [L196] CALL, EXPR property() [L186-L187] return ((((((var_1_19 ? (var_1_1 == ((signed short int) ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) : ((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) >= var_1_6) ? (var_1_1 == ((signed short int) var_1_5)) : 1)) && ((var_1_5 >= -2) ? (var_1_6 == ((unsigned char) (var_1_7 - 100))) : 1)) && (((49.5f <= var_1_14) && (var_1_19 && var_1_19)) ? ((var_1_13 < var_1_7) ? (var_1_8 == ((unsigned char) (var_1_19 || var_1_11))) : (var_1_8 == ((unsigned char) var_1_11))) : (var_1_8 == ((unsigned char) var_1_12)))) && ((last_1_var_1_13 >= (var_1_6 / var_1_7)) ? ((var_1_6 != ((((((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) > (var_1_5)) ? (((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) : (var_1_5)))) ? (var_1_13 == ((signed short int) var_1_7)) : (var_1_13 == ((signed short int) last_1_var_1_13))) : (var_1_13 == ((signed short int) var_1_6)))) && (((((((last_1_var_1_1) < (8)) ? (last_1_var_1_1) : (8))) <= var_1_5) || last_1_var_1_8) ? ((last_1_var_1_1 <= last_1_var_1_6) ? (var_1_14 == ((float) (var_1_15 + var_1_16))) : (var_1_14 == ((float) var_1_16))) : (var_1_14 == ((float) var_1_16)))) && ((var_1_6 > var_1_6) ? (var_1_17 == ((unsigned short int) ((((25) > ((var_1_13 + var_1_6))) ? (25) : ((var_1_13 + var_1_6)))))) : 1)) && ((var_1_14 <= var_1_15) ? (var_1_19 == ((unsigned char) (var_1_12 || var_1_20))) : 1) ; [L196] RET, EXPR property() [L196] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=227, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=0, var_1_1=127, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=17/2, var_1_27=2, var_1_28=10, var_1_29=3, var_1_30=9, var_1_31=3, var_1_33=3, var_1_35=0, var_1_36=100, var_1_5=127, var_1_6=127, var_1_7=-29, var_1_8=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=227, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=0, var_1_1=127, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=-255, var_1_24=-26, var_1_25=1, var_1_26=17/2, var_1_27=2, var_1_28=10, var_1_29=3, var_1_30=9, var_1_31=3, var_1_33=3, var_1_35=0, var_1_36=100, var_1_5=127, var_1_6=127, var_1_7=-29, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 58 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 1, TraceHistogramMax: 31, 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=58occurred 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, 1.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 230 NumberOfCodeBlocks, 230 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 06:54:30,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 5f62dbdf30439c22b90c0714165751cfb1215bac5efc8ba17b86c401a925f47d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:54:32,736 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:54:32,840 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 06:54:32,847 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:54:32,847 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:54:32,879 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:54:32,880 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:54:32,881 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:54:32,884 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:54:32,885 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:54:32,885 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:54:32,886 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:54:32,886 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:54:32,887 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:54:32,887 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:54:32,887 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:54:32,891 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:54:32,891 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:54:32,892 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:54:32,892 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:54:32,892 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:54:32,897 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:54:32,897 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:54:32,898 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:54:32,898 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 06:54:32,898 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 06:54:32,899 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:54:32,899 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 06:54:32,899 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:54:32,899 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:54:32,900 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:54:32,900 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:54:32,902 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 06:54:32,903 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:54:32,905 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:54:32,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:54:32,906 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:54:32,906 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:54:32,906 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:54:32,907 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 06:54:32,907 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 06:54:32,907 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:54:32,908 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:54:32,908 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_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f62dbdf30439c22b90c0714165751cfb1215bac5efc8ba17b86c401a925f47d [2024-11-09 06:54:33,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:54:33,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:54:33,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:54:33,384 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:54:33,384 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:54:33,386 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-42.i Unable to find full path for "g++" [2024-11-09 06:54:35,621 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:54:35,936 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:54:35,939 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-42.i [2024-11-09 06:54:35,955 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/data/509807f46/f34d31d88f994007a43e3bda10d6aeec/FLAG057f0f16c [2024-11-09 06:54:35,975 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/data/509807f46/f34d31d88f994007a43e3bda10d6aeec [2024-11-09 06:54:35,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:54:35,979 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:54:35,982 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:54:35,982 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:54:35,989 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:54:35,990 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:54:35" (1/1) ... [2024-11-09 06:54:35,993 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7857707 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:35, skipping insertion in model container [2024-11-09 06:54:35,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:54:35" (1/1) ... [2024-11-09 06:54:36,040 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:54:36,289 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_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-42.i[915,928] [2024-11-09 06:54:36,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:54:36,429 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:54:36,444 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_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-42.i[915,928] [2024-11-09 06:54:36,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:54:36,592 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:54:36,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:36 WrapperNode [2024-11-09 06:54:36,593 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:54:36,595 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:54:36,595 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:54:36,595 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:54:36,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:36" (1/1) ... [2024-11-09 06:54:36,623 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:36" (1/1) ... [2024-11-09 06:54:36,661 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2024-11-09 06:54:36,661 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:54:36,662 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:54:36,662 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:54:36,662 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:54:36,673 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:36" (1/1) ... [2024-11-09 06:54:36,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:36" (1/1) ... [2024-11-09 06:54:36,678 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:36" (1/1) ... [2024-11-09 06:54:36,678 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:36" (1/1) ... [2024-11-09 06:54:36,690 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:36" (1/1) ... [2024-11-09 06:54:36,694 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:36" (1/1) ... [2024-11-09 06:54:36,697 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:36" (1/1) ... [2024-11-09 06:54:36,699 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:36" (1/1) ... [2024-11-09 06:54:36,704 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:54:36,705 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:54:36,705 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:54:36,705 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:54:36,706 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:36" (1/1) ... [2024-11-09 06:54:36,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:54:36,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:54:36,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:54:36,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:54:36,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:54:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 06:54:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:54:36,805 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:54:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:54:36,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:54:36,932 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:54:36,934 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:54:37,664 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-09 06:54:37,664 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:54:37,684 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:54:37,686 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 06:54:37,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:54:37 BoogieIcfgContainer [2024-11-09 06:54:37,687 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:54:37,689 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:54:37,690 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:54:37,694 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:54:37,695 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:54:35" (1/3) ... [2024-11-09 06:54:37,695 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@169c2b95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:54:37, skipping insertion in model container [2024-11-09 06:54:37,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:54:36" (2/3) ... [2024-11-09 06:54:37,696 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@169c2b95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:54:37, skipping insertion in model container [2024-11-09 06:54:37,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:54:37" (3/3) ... [2024-11-09 06:54:37,698 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-42.i [2024-11-09 06:54:37,718 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:54:37,719 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:54:37,787 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:54:37,793 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;@98d1047, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:54:37,794 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:54:37,798 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 55 states have (on average 1.3818181818181818) internal successors, (76), 56 states have internal predecessors, (76), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-09 06:54:37,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-09 06:54:37,815 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:54:37,818 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:37,819 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:54:37,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:54:37,823 INFO L85 PathProgramCache]: Analyzing trace with hash -461546168, now seen corresponding path program 1 times [2024-11-09 06:54:37,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:54:37,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [181638036] [2024-11-09 06:54:37,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:54:37,836 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 06:54:37,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:54:37,840 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:54:37,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:54:38,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:54:38,391 INFO L255 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 06:54:38,402 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:54:38,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 704 proven. 0 refuted. 0 times theorem prover too weak. 1156 trivial. 0 not checked. [2024-11-09 06:54:38,466 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:54:38,466 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:54:38,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [181638036] [2024-11-09 06:54:38,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [181638036] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:54:38,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:54:38,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:54:38,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112967038] [2024-11-09 06:54:38,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:54:38,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 06:54:38,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:54:38,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 06:54:38,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 06:54:38,515 INFO L87 Difference]: Start difference. First operand has 89 states, 55 states have (on average 1.3818181818181818) internal successors, (76), 56 states have internal predecessors, (76), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-09 06:54:38,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:54:38,560 INFO L93 Difference]: Finished difference Result 171 states and 301 transitions. [2024-11-09 06:54:38,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 06:54:38,565 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 199 [2024-11-09 06:54:38,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:54:38,574 INFO L225 Difference]: With dead ends: 171 [2024-11-09 06:54:38,574 INFO L226 Difference]: Without dead ends: 85 [2024-11-09 06:54:38,578 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 198 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 06:54:38,581 INFO L432 NwaCegarLoop]: 131 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, 131 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 06:54:38,582 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:54:38,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-11-09 06:54:38,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2024-11-09 06:54:38,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 52 states have (on average 1.3269230769230769) internal successors, (69), 52 states have internal predecessors, (69), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-09 06:54:38,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 131 transitions. [2024-11-09 06:54:38,645 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 131 transitions. Word has length 199 [2024-11-09 06:54:38,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:54:38,646 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 131 transitions. [2024-11-09 06:54:38,646 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-09 06:54:38,647 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 131 transitions. [2024-11-09 06:54:38,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-09 06:54:38,652 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:54:38,652 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:38,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:54:38,853 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:54:38,854 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:54:38,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:54:38,855 INFO L85 PathProgramCache]: Analyzing trace with hash -1933110578, now seen corresponding path program 1 times [2024-11-09 06:54:38,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:54:38,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1048942182] [2024-11-09 06:54:38,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:54:38,856 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 06:54:38,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:54:38,860 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:54:38,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:54:39,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:54:39,344 INFO L255 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 06:54:39,353 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:54:40,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-09 06:54:40,062 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:54:40,063 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:54:40,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1048942182] [2024-11-09 06:54:40,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1048942182] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:54:40,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:54:40,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:54:40,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768466729] [2024-11-09 06:54:40,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:54:40,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 06:54:40,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:54:40,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 06:54:40,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 06:54:40,067 INFO L87 Difference]: Start difference. First operand 85 states and 131 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-09 06:54:40,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:54:40,619 INFO L93 Difference]: Finished difference Result 250 states and 388 transitions. [2024-11-09 06:54:40,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 06:54:40,624 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 199 [2024-11-09 06:54:40,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:54:40,630 INFO L225 Difference]: With dead ends: 250 [2024-11-09 06:54:40,630 INFO L226 Difference]: Without dead ends: 168 [2024-11-09 06:54:40,631 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:54:40,634 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 94 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 375 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 06:54:40,634 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 375 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 06:54:40,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2024-11-09 06:54:40,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 147. [2024-11-09 06:54:40,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 82 states have (on average 1.2682926829268293) internal successors, (104), 82 states have internal predecessors, (104), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-09 06:54:40,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 228 transitions. [2024-11-09 06:54:40,670 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 228 transitions. Word has length 199 [2024-11-09 06:54:40,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:54:40,671 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 228 transitions. [2024-11-09 06:54:40,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-09 06:54:40,672 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 228 transitions. [2024-11-09 06:54:40,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-09 06:54:40,675 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:54:40,676 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:40,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:54:40,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:54:40,877 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:54:40,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:54:40,878 INFO L85 PathProgramCache]: Analyzing trace with hash 245623143, now seen corresponding path program 1 times [2024-11-09 06:54:40,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:54:40,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1295874132] [2024-11-09 06:54:40,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:54:40,880 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 06:54:40,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:54:40,885 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:54:40,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:54:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:54:41,330 INFO L255 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 06:54:41,336 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:54:42,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-09 06:54:42,984 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:54:42,985 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:54:42,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1295874132] [2024-11-09 06:54:42,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1295874132] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:54:42,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:54:42,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 06:54:42,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298916565] [2024-11-09 06:54:42,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:54:42,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 06:54:42,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:54:42,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 06:54:42,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:54:42,988 INFO L87 Difference]: Start difference. First operand 147 states and 228 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-09 06:54:44,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:54:44,006 INFO L93 Difference]: Finished difference Result 355 states and 551 transitions. [2024-11-09 06:54:44,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 06:54:44,011 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 200 [2024-11-09 06:54:44,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:54:44,016 INFO L225 Difference]: With dead ends: 355 [2024-11-09 06:54:44,016 INFO L226 Difference]: Without dead ends: 273 [2024-11-09 06:54:44,018 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-09 06:54:44,019 INFO L432 NwaCegarLoop]: 173 mSDtfsCounter, 124 mSDsluCounter, 322 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 06:54:44,020 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 495 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 06:54:44,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2024-11-09 06:54:44,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 227. [2024-11-09 06:54:44,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 130 states have (on average 1.2923076923076924) internal successors, (168), 130 states have internal predecessors, (168), 93 states have call successors, (93), 3 states have call predecessors, (93), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-11-09 06:54:44,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 354 transitions. [2024-11-09 06:54:44,114 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 354 transitions. Word has length 200 [2024-11-09 06:54:44,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:54:44,115 INFO L471 AbstractCegarLoop]: Abstraction has 227 states and 354 transitions. [2024-11-09 06:54:44,116 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-09 06:54:44,116 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 354 transitions. [2024-11-09 06:54:44,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-09 06:54:44,126 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:54:44,127 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:44,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:54:44,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:54:44,328 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:54:44,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:54:44,329 INFO L85 PathProgramCache]: Analyzing trace with hash -1034240535, now seen corresponding path program 1 times [2024-11-09 06:54:44,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:54:44,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [449067684] [2024-11-09 06:54:44,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:54:44,331 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 06:54:44,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:54:44,334 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:54:44,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-09 06:54:44,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:54:44,768 INFO L255 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 06:54:44,773 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:54:44,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-09 06:54:44,800 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:54:44,801 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:54:44,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [449067684] [2024-11-09 06:54:44,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [449067684] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:54:44,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:54:44,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:54:44,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858761025] [2024-11-09 06:54:44,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:54:44,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:54:44,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:54:44,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:54:44,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:54:44,804 INFO L87 Difference]: Start difference. First operand 227 states and 354 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-09 06:54:44,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:54:44,995 INFO L93 Difference]: Finished difference Result 389 states and 608 transitions. [2024-11-09 06:54:45,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:54:45,002 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 200 [2024-11-09 06:54:45,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:54:45,005 INFO L225 Difference]: With dead ends: 389 [2024-11-09 06:54:45,005 INFO L226 Difference]: Without dead ends: 227 [2024-11-09 06:54:45,006 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 198 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 06:54:45,007 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 0 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 06:54:45,008 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 246 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 06:54:45,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2024-11-09 06:54:45,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2024-11-09 06:54:45,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 130 states have (on average 1.2769230769230768) internal successors, (166), 130 states have internal predecessors, (166), 93 states have call successors, (93), 3 states have call predecessors, (93), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-11-09 06:54:45,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 352 transitions. [2024-11-09 06:54:45,071 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 352 transitions. Word has length 200 [2024-11-09 06:54:45,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:54:45,073 INFO L471 AbstractCegarLoop]: Abstraction has 227 states and 352 transitions. [2024-11-09 06:54:45,074 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-09 06:54:45,074 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 352 transitions. [2024-11-09 06:54:45,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-09 06:54:45,077 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:54:45,078 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:45,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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)] Forceful destruction successful, exit code 0 [2024-11-09 06:54:45,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:54:45,279 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:54:45,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:54:45,279 INFO L85 PathProgramCache]: Analyzing trace with hash -354182165, now seen corresponding path program 1 times [2024-11-09 06:54:45,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:54:45,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1169491841] [2024-11-09 06:54:45,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:54:45,281 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 06:54:45,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:54:45,283 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:54:45,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-09 06:54:45,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:54:45,835 INFO L255 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 06:54:45,842 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:54:47,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 258 proven. 84 refuted. 0 times theorem prover too weak. 1518 trivial. 0 not checked. [2024-11-09 06:54:47,292 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:54:48,019 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:54:48,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1169491841] [2024-11-09 06:54:48,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1169491841] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:54:48,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2140356676] [2024-11-09 06:54:48,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:54:48,021 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:54:48,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:54:48,024 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:54:48,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 06:54:49,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:54:49,197 INFO L255 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 06:54:49,201 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:54:50,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-09 06:54:50,187 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:54:50,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2140356676] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:54:50,188 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 06:54:50,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 9 [2024-11-09 06:54:50,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644680390] [2024-11-09 06:54:50,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:54:50,189 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:54:50,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:54:50,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:54:50,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2024-11-09 06:54:50,190 INFO L87 Difference]: Start difference. First operand 227 states and 352 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-09 06:54:52,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:54:52,802 INFO L93 Difference]: Finished difference Result 540 states and 820 transitions. [2024-11-09 06:54:52,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 06:54:52,813 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 200 [2024-11-09 06:54:52,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:54:52,821 INFO L225 Difference]: With dead ends: 540 [2024-11-09 06:54:52,821 INFO L226 Difference]: Without dead ends: 458 [2024-11-09 06:54:52,824 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 425 GetRequests, 412 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2024-11-09 06:54:52,829 INFO L432 NwaCegarLoop]: 144 mSDtfsCounter, 160 mSDsluCounter, 392 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:54:52,830 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 536 Invalid, 280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-09 06:54:52,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2024-11-09 06:54:52,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 410. [2024-11-09 06:54:52,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 410 states, 246 states have (on average 1.2967479674796747) internal successors, (319), 247 states have internal predecessors, (319), 157 states have call successors, (157), 6 states have call predecessors, (157), 6 states have return successors, (157), 156 states have call predecessors, (157), 157 states have call successors, (157) [2024-11-09 06:54:52,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 633 transitions. [2024-11-09 06:54:52,926 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 633 transitions. Word has length 200 [2024-11-09 06:54:52,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:54:52,927 INFO L471 AbstractCegarLoop]: Abstraction has 410 states and 633 transitions. [2024-11-09 06:54:52,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-09 06:54:52,928 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 633 transitions. [2024-11-09 06:54:52,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-09 06:54:52,930 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:54:52,931 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:52,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-09 06:54:53,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-09 06:54:53,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 06:54:53,332 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:54:53,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:54:53,333 INFO L85 PathProgramCache]: Analyzing trace with hash -940988179, now seen corresponding path program 1 times [2024-11-09 06:54:53,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:54:53,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [601217077] [2024-11-09 06:54:53,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:54:53,333 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 06:54:53,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:54:53,337 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:54:53,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:54:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:54:53,779 INFO L255 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 06:54:53,784 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:54:55,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 258 proven. 84 refuted. 0 times theorem prover too weak. 1518 trivial. 0 not checked. [2024-11-09 06:54:55,271 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:54:55,769 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:54:55,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [601217077] [2024-11-09 06:54:55,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [601217077] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:54:55,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1728265] [2024-11-09 06:54:55,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:54:55,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:54:55,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:54:55,772 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:54:55,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 06:54:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:54:56,878 INFO L255 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 06:54:56,883 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:54:58,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-09 06:54:58,369 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:54:58,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1728265] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:54:58,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 06:54:58,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 10 [2024-11-09 06:54:58,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560521159] [2024-11-09 06:54:58,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:54:58,370 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 06:54:58,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:54:58,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 06:54:58,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2024-11-09 06:54:58,371 INFO L87 Difference]: Start difference. First operand 410 states and 633 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-09 06:55:00,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:55:00,167 INFO L93 Difference]: Finished difference Result 682 states and 1049 transitions. [2024-11-09 06:55:00,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 06:55:00,168 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 200 [2024-11-09 06:55:00,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:55:00,174 INFO L225 Difference]: With dead ends: 682 [2024-11-09 06:55:00,174 INFO L226 Difference]: Without dead ends: 520 [2024-11-09 06:55:00,175 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 424 GetRequests, 411 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2024-11-09 06:55:00,176 INFO L432 NwaCegarLoop]: 142 mSDtfsCounter, 111 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-09 06:55:00,176 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 454 Invalid, 192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-09 06:55:00,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2024-11-09 06:55:00,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 490. [2024-11-09 06:55:00,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 490 states, 294 states have (on average 1.2959183673469388) internal successors, (381), 295 states have internal predecessors, (381), 188 states have call successors, (188), 7 states have call predecessors, (188), 7 states have return successors, (188), 187 states have call predecessors, (188), 188 states have call successors, (188) [2024-11-09 06:55:00,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 757 transitions. [2024-11-09 06:55:00,252 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 757 transitions. Word has length 200 [2024-11-09 06:55:00,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:55:00,253 INFO L471 AbstractCegarLoop]: Abstraction has 490 states and 757 transitions. [2024-11-09 06:55:00,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-09 06:55:00,253 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 757 transitions. [2024-11-09 06:55:00,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-09 06:55:00,256 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:55:00,256 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:00,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:55:00,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-09 06:55:00,657 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 06:55:00,657 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:55:00,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:55:00,657 INFO L85 PathProgramCache]: Analyzing trace with hash 922032075, now seen corresponding path program 1 times [2024-11-09 06:55:00,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:55:00,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [586735076] [2024-11-09 06:55:00,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:55:00,658 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 06:55:00,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:55:00,659 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:55:00,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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)] Waiting until timeout for monitored process [2024-11-09 06:55:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:55:01,044 INFO L255 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 06:55:01,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:55:02,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 258 proven. 84 refuted. 0 times theorem prover too weak. 1518 trivial. 0 not checked. [2024-11-09 06:55:02,076 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:55:03,025 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:55:03,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [586735076] [2024-11-09 06:55:03,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [586735076] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:55:03,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [661991660] [2024-11-09 06:55:03,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:55:03,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:55:03,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:55:03,029 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:55:03,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-09 06:55:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:55:04,331 INFO L255 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 06:55:04,335 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:55:05,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 258 proven. 84 refuted. 0 times theorem prover too weak. 1518 trivial. 0 not checked. [2024-11-09 06:55:05,443 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:55:06,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [661991660] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:55:06,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [261531888] [2024-11-09 06:55:06,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:55:06,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:55:06,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:55:06,125 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:55:06,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-09 06:55:06,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:55:06,485 INFO L255 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 06:55:06,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:55:07,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 258 proven. 84 refuted. 0 times theorem prover too weak. 1518 trivial. 0 not checked. [2024-11-09 06:55:07,421 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:55:08,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [261531888] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:55:08,048 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 06:55:08,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 8 [2024-11-09 06:55:08,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071655968] [2024-11-09 06:55:08,048 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 06:55:08,049 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 06:55:08,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:55:08,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 06:55:08,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-11-09 06:55:08,056 INFO L87 Difference]: Start difference. First operand 490 states and 757 transitions. Second operand has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 8 states have internal predecessors, (55), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-09 06:55:09,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:55:09,422 INFO L93 Difference]: Finished difference Result 638 states and 960 transitions. [2024-11-09 06:55:09,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 06:55:09,429 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 8 states have internal predecessors, (55), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 201 [2024-11-09 06:55:09,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:55:09,436 INFO L225 Difference]: With dead ends: 638 [2024-11-09 06:55:09,437 INFO L226 Difference]: Without dead ends: 453 [2024-11-09 06:55:09,438 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 685 GetRequests, 665 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=120, Invalid=342, Unknown=0, NotChecked=0, Total=462 [2024-11-09 06:55:09,439 INFO L432 NwaCegarLoop]: 100 mSDtfsCounter, 161 mSDsluCounter, 544 mSDsCounter, 0 mSdLazyCounter, 322 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 644 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 322 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:55:09,440 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 644 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 322 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 06:55:09,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2024-11-09 06:55:09,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 402. [2024-11-09 06:55:09,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 402 states, 238 states have (on average 1.273109243697479) internal successors, (303), 238 states have internal predecessors, (303), 155 states have call successors, (155), 8 states have call predecessors, (155), 8 states have return successors, (155), 155 states have call predecessors, (155), 155 states have call successors, (155) [2024-11-09 06:55:09,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 613 transitions. [2024-11-09 06:55:09,492 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 613 transitions. Word has length 201 [2024-11-09 06:55:09,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:55:09,493 INFO L471 AbstractCegarLoop]: Abstraction has 402 states and 613 transitions. [2024-11-09 06:55:09,493 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 8 states have internal predecessors, (55), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-09 06:55:09,493 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 613 transitions. [2024-11-09 06:55:09,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-09 06:55:09,496 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:55:09,496 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:09,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-11-09 06:55:09,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-09 06:55:09,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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)] Ended with exit code 0 [2024-11-09 06:55:10,097 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:55:10,098 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:55:10,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:55:10,098 INFO L85 PathProgramCache]: Analyzing trace with hash 220967497, now seen corresponding path program 1 times [2024-11-09 06:55:10,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:55:10,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [421562996] [2024-11-09 06:55:10,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:55:10,099 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 06:55:10,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:55:10,102 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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 06:55:10,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f50bfb6-0c7a-43b3-b124-d3fdfad7d23c/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)] Waiting until timeout for monitored process [2024-11-09 06:55:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:55:10,480 INFO L255 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-09 06:55:10,487 INFO L278 TraceCheckSpWp]: Computing forward predicates...